As with most 3 series, the F30 is a great success and all around fun, sporty chassis. The walnut blasting is mostly labor as quoted above; its nearly free if you can DIY the job. If you do long highway drives often then you can get away with the higher 8,000 or even 10,000 mile OCI. B-series engines have been designed to be modular. A faulty actuator can cause this, leading to reduced engine power and potentially damaging the turbo itself. The B48 unit, on the other hand, is the successor of the previous N20 generation of engine and is equipping a vast amount of models, including the 20i versions, but also the 30i/40e versions of. These cookies track visitors across websites and collect information to provide customized ads. For most, it probably makes sense to upgrade to the turbo inline 6 engines if youre looking for 330+whp. The N20 marks a big change to the inline 4, turbo engine. Most B48 models are limited to around 130mph or 155mph. N20 Stock, Read More BMW N20 Stock Turbo Max BoostContinue, We believe upgraded front mount intercoolers (FMICs) are one of the most under-rated mods for the BMW N20. 20i models generally receive the lower output B48 engines. Additionally, responsible for delivering the impressive power, the upgraded 302hp B48 receives a larger turbo. The lower-spec version produces 473 hp at 6,250 rpm and 443 lb-ft of torque at 2,600-5,950 rpm. Come join the discussion about Bimmerfest events, production numbers, programming, performance, modifications, classifieds, troubleshooting, maintenance, and more! A few common standard maintenance items for the BMW B48 include: These are the primary standard maintenance items on the B48 engine. BMWs B48 engine is also the successor to the 2.0L turbo N20 engine. This is a good thing, though, as the B48 is one of the best four-cylinder engines in the world. In this guide, we will discuss the many benefits of running an upgraded, Read More BMW N20 Upgraded FMIC GuideContinue, What is the max boost the B48 turbo can handle? Again, the B48 engine should be an even further improvement. We are hoping to soon add an F80 M3 and F82 M4 GTS. Functional cookies help to perform certain functionalities like sharing the content of the website on social media platforms, collect feedbacks, and other third-party features. Some of these examples are engines that have not been maintained with regular oil changes. Why? Stick with known, quality oils. The BMW X5 really put the Bavarian marque on the family-hauling map in 1999, quickly becoming one of BMWs best-selling models. I've just clocked over 35,000 miles and it is still smooth and fast. Great read. It was a big deal. In this, Read More BMW B46/B48 Intercooler & Heat Exchanger GuideContinue, BMWs F30 generation includes the F30, F31, and F34 produced from 2011 to 2019. Like this content? Although, we expect the B48 will eventually suffer similar common problems as the N20, less the timing chain. Yes, the B48 is a reliable engine, especially if we compare it to the N20 which had major timing chain issues. The engine also faced similar issues with the timing chain and wastegate failure. Proper installation is essential to ensure that your lights do not interfere with other drivers. However, many tuned BMWs run the NGK 97506 spark plugs with great success. Longevity is a tough topic to discuss, and that includes the B48. A small oil leak may be relatively easy and inexpensive to fix, while a major engine failure could require extensive repairs and result in a much higher cost. Of course, theres always risk in increasing power, torque, and boost. Point is standard maintenance isnt the cheapest. B46s meet SULEV emissions standards and are the primary engines in the US market. This is a decent increase over the lower 10.2 compression ratio on the BMW N20 engine. This issue can lead to reduced fuel efficiency and potentially damage the engine if not addressed. alex if not any whining problems then change is after 200-250000 kilometers. The cookie is used to store the user consent for the cookies in the category "Performance". Im putting one in one the left behind the bumper under the headlight. Assuming a standard 15% drive-train loss the N20 is closer to 270 horsepower. The standard oil weight is 0W-20. I will dyno it before mapping as it feels more like 200 bhp but I've been quoted 260 on the remap. However, engine strength is the big question. 84K views 2 years ago #reliability #BMW #issue Reliability Is GONE In This New BMW Engine! However, keep in mind that attempting to repair your engine on your own can be risky and could potentially result in further damage if not done correctly. Check the website again, they finally corrected the values. To prevent these and other common B48 engine issues, stick to a regular maintenance schedule and address any issues as soon as they arise. The lower level variants actually gain way more than the N20. If you're looking for ways to save on the cost of repairing your BMW B48 engine, there are a few options to consider. The Bavarians managed to squeeze out 154-255 HP and 250-400 Nm of torque from it. Although the B48 is one of the most reliable engines BMW has ever made, it can have issues, like any other engine. Generally, higher compression is not great for boosted engines. To do timing chain on the B48 the transmission will need to come off. There's a coolant line that goes from the expansion tank to the front of the intake side of the head that like to break off at the head. However, you may make it well past without issues. *Well write a B48 common problems post in the future. B48/46 is not basically the same engine. These are questions we see come up often. Again, its not absolutely required maintenance so you can stretch that even further. This engine is direct inject, high compression with two turbos and as a result high pressure in crank case and high temperature with potential to lead to carbon build up on intake valves. Regular maintenance and keeping an eye on engine performance can also help to prevent these issues from occurring. T. TheNine90 192 Replies. If youre over 100,000 miles on your B48-powered BMW, a walnut blast is recommended. This cookie is set by GDPR Cookie Consent plugin. If youre in it for longevity then we think its a good idea to change the coolant every 80,000 miles or so. Its working for the B58, though. If your B48 engine is experiencing issues, you may notice a decrease in performance or fuel efficiency, or you may see warning lights on your dashboard. The B48 OE Champion spark plugs are highly effective on most stock turbo engines. Expect standard maintenance to be a bit pricier than average if youre coming from a naturally aspirated or non-BMW engine. Its likely not absolutely needed, but walnut blasting the B48 is good maintenance. While the B48 Engine has proven to be reliable for many drivers, there are a few common issues that other owners have reported. Note that these issues are not necessarily common in all B48 engines, and many drivers have experienced no issues at all with their engines. *This article is in reference to the B48 engine itself. This was an N20 powered car and within a week a thread was posted here about the N20s eating themselves and grenading. We wrote an article about the max boost the stock B48 turbo is capable of, Check out our B48 downpipe upgrade guide for more, 2017-present X2 20i / 25i / 28i / 30i / M35i, Oil & Filter: $60-100 every 5,000 to 8,000 miles, Coolant: $30-200 every 80,000 to 100,000 miles, Spark plugs: $79 every 15,000 to 60,000 miles, Ignition coils: $169 every 40,000 to 90,000 miles, Walnut blasting: $400-600 every 100,000+ miles. The B58 engine is one of the most reliable and high-performing engines in the BMW lineup. Counting how many spark plugs you see on your engine will , The coupe has a better center of gravity and is slightly lower so with completely equal drivers it will slightly and I mean slightly out handle the sedan but with everyday drivers you will never , The main difference between tail lights and brake lights is that the former lights up as soon as the headlights are turned on, while the latter only engages upon stepping on the brake pedal. Stage 2 E30 octane: 25%HP / 27%TQ, BM3 on B48 A tune and bolt-ons push the N20 to 300+whp. Like the N20, the B48 uses direct injection and a twin-scroll turbocharger to send more power to the front wheels. The B48 is already proven as underrated from the factory making 220+whp and 240+wtq stock. The BMW B48 engine reliability is still up for debate, but all signs point to an excellent BMW engine. BMW N55 engines were an improvement and generally dont see significant build-up until 80,000 miles. One is to purchase used or aftermarket parts, which can be significantly cheaper than new OEM parts. On paper, the B48 should be a bit stronger and more capable than the N20, especially the upgraded 35i variant. The Fora platform includes forum software by XenForo. Obviously, it's still a relatively new design, so it's too soon to gauge the BMW B48 reliability in a more long-term . Overall, it is a reliable engine with a low maintenance cost. Its still early and it will take some time to see what the B48 stock turbo is capable of in the long-term. 11.0:1 compression ratio. Stage 1 93 octane: up to 16% HP / 26% TQ There is basically nothing that's carried over from N20 and the first time BMW has put out a fully closed deck design. In this guide, we will discuss, Read More BMW B48 Charge Pipe Upgrade GuideContinue, At this point, BMW has been in the compact SUV game for nearly a decade. Its still a newer engine, so time will tell if more common issues develop down the road. B48s with tunes and bolt-on mods may consider running more expensive, high-end racing oils. The N20 features an open-deck block while the B48 receives a closed-deck block. Again, even Toyota is using the B58 3.0L turbo engine in their newest Supra models. Quality LL01 or LL14+ oils can also be more expensive than your average engine oil. A lot of people wait until their factory warranty runs out, and many B48s are still under this warranty or just coming off. Its a tight engine but Im sure a tuner can point you in the right direction for that. Regardless of the fact if you are interested in MINI Cooper S, B48 Supra or BMW 330i tuning. Nonetheless, well lay it out as straight forward as possible. Yes I've been waiting and Injen finally came out with it recently! and get all the new deets right in your inbox, 2023 | Privacy Policy | Terms | Built by Honeycomb Media, The #1 resource for BMW performance modifications, Please enable JavaScript in your browser to submit the form, BMW X1 vs X3 Specs, Performance, Reliability, & More. For a better experience, please enable JavaScript in your browser before proceeding. Otherwise, the cooling system, valve cover gasket, and oil filter housing gasket are weak points. Expect B58 solenoid issues to arise around the 80,000-100,000 mile mark. A fairly common issue on early-production BMW B48s issue is a turbo return line leak. Mini Cooper S Mods Summary (N20 engine code), and go for something post 2016 with a 30i moniker, denoting the new B48 engine being used. ago. We review the N55's performance and reliability. These are questions we see come up often. bimmerfest.com is not in any way affiliated with Bayerische Motoren Werke AG. The reference to the B58 is in regards to engine strength with their closed deck blocks. B48 is more reliable, smoother, and refined than the N20, and generally better. Now, with the exception of the M35i models, all of the turbo 4-cylinders are the SULEV spec. Ive only covered 30k and its a 2017 model. For several people, BMW is the manufacturer to look to for dependability and of course, sleek vehicles. By clicking Accept, you consent to the use of ALL the cookies. How do the BMW N20 and B48 engines stack up? Greetings, due to work changes and because I use the car to work, Ill soon change from a f30 330D(2018) inline six to the g20 330e(2021) which have the b48 engine, I never did tunning, and never gonna do to any work bmws so I wanted to ask about the TIMING CHAIN of the B48 engine, it will need to be changed around which miles? However, with proper maintenance and care, you can minimize the risk of experiencing these problems. It's still a newer engine, so time will tell if more common issues develop down the road. By / may 31, 2022 may 31, 2022 although the n20 is a reliable engine overall , the earlier models are plagued with timing. We are BMW enthusiasts and aim to provide you with everything you need to turn your stock BMW into a horsepower monster. 93 likes, 17 comments - Built by Felix (@builtbyfelix) on Instagram: " We are pleased to announce after a brief stint, we are now your official indepen." Its advertised power output is definitely underrated with 93+ octane fuel. This cookie is set by GDPR Cookie Consent plugin. Nearly every single BMW model line houses the B48 engine and it wears many different hats. Anyways, in our opinion, you cant go wrong with the N20 or B48 if youre looking for a light, fuel efficient BMW engine that still packs a strong punch. 3. BMW N20 Engine Reliability, Known Issues, and More. . Based on the B58. *Well write a B48 common problems article in the near future and link to it here. Stage 1 E30 octane: up to 20% HP / 28% TQ It offers an excellent balance of price, quality, fitment, and performance. Turbo + pump + intake + downpipe + plugs and youre making big power. Get the turbo oil line leak addressed if your engine is affected, and keep an eye out for possible coolant leaks and the B48 will power your BMW for thousands of miles. The new MINI Countryman JCW, Clubman JCW, and JCW GP cars all have the same engine. Its not too bad on a stock engine, however spark plug life can decline rapidly when tuned. Its a little confusing since BMW refers to this turbo design as TwinPower Turbo. https://static.nhtsa.gov/odi/tsbs/2022/MC-10212788-9999.pdf, Your email address will not be published. Save my name, email, and website in this browser for the next time I comment. Ultimately, anything LL01 and above will work well on the B48 engine. How much PSI can the B48 stock turbo handle without ruining longevity? Though the bump in compression to 11 to 1 is questionable. Other features shared with the N20 include a twin-scroll turbocharger, direct injection, variable valve lift (Valvetronic) and variable valve timing (Double VANOS). Most of the time it is piston nr.2 ago. Definitely a sound improvement for the B48. Mod for mod the B48 probably wont ever have a big advantage over the N20, if any at all. It seems to be a slight improvement over the preceding N52 engine. Yes, we believe the BMW B48 is a pretty reliable engine. Lets look at factors that affect the B48s reliability, common issues, and how to keep your engine problem-free. Carbon buildup is a common issue that can affect any engine with direct injection such as the B48. Read our post about N20 mods here: BMW N20 350hp. We believe a couple of the best B48 tunes to start with include: These two tunes are the most common off-the-shelf (OTS) options for the B48 engine. Like its better in every single way outside of price. Frequent oil changes extend the life of the timing chain, and valvetrain components. Time will tell what may arise in the future. The BMW 520d came with a 2.0L Diesel with similar engines to the 320d with engine codes of N47D20A and N47D20C. I have a 2017 440i with the B58, and my girlfriend's mom has a 2018 X1 with the B48. bimmerfest.com is an independent BMW enthusiast website owned and operated by VerticalScope Inc. This issue is caused by an incorrectly assembled asbestos-free gasket. do you think that is true and why is that? Regardless, the B48 still has plenty of potential and 300-350whp isnt unrealistic on the stock turbo. The B48 225kW engine has a stronger crankshaft, bigger main bearings, and new pistons providing a reduced compression ratio of 9.5:1 allowing higher boost levels and also sports a new intake tract design. Theyre valid questions, however there is no perfect answer. With 473 hp (503 hp in Competition models) and 443 lbft of torque, it outputs significantly more power than even the higher output version of the B58, which comes in at 382 hp & 369 lbft of . Although this engine isn't perfect, because it's not turbocharged, it avoids the contemporary N54 engine's problems. I've replaced a couple of water pumps but have yet to see one leak oil. Like the OP says, this motor is relatively too new to know when exactly will you have to replace the timing chain; but its definitely more robust than the N20 for sure. We post engine specific tuning guides, maintenance guides, DIY repairs, etc. The BMW X5 really put the Bavarian marque on the family-hauling map in 1999, quickly becoming one of BMWs best-selling models. The engine is being included in the also new bmw x1. Onsomeshid 4 mo. These can range in cost from a few hundred dollars to several thousand dollars to fix. The base 3 series for the 2021 model year is the 330i sedan and it has a 2.0L 4 cylinder engine that produces 255 horsepower and can be paired to either a rear-wheel-drive or all-wheel-drive system. Both have the same specs on paper so I am not sure whats the difference. We always recommend an upgraded intake as the first mod to make on the, Read More BMW B48 Upgraded Intake GuideContinue, This is a question that comes up often. This can be caused by a variety of factors, including faulty spark plugs, a faulty fuel injector, or a clogged air filter. Worry not, though. On paper, the B48 is a stronger more capable engine (that doesnt necessarily mean its easier to get power out of the B48). See here for data: BMW N20 / B48 Quarter Mile Rankings, https://www.facebook.com/groups/244324833434651. Otherwise, there isnt too much to talk about with B48 common failures. These small 2.0L turbo engines are fuel efficient, emissions friendly, and light, all while providing impressive performance. This cookie is set by GDPR Cookie Consent plugin. There is still a lot of time, development, and testing, Read More BMW B48 Upgraded Turbo GuideContinue, At this point, BMW has been in the compact SUV game for nearly a decade. The N20 is not alone as many BMWs are plagued by those issues. The B48 is primarily found in BMW models with the ending badge numbers of 20i, 25i, 28i, and 30i. The most powerful version, found in 28i models, makes 241hp and 258tq. Yes, the BMW B48 engine is very reliable compared to similar BMW engines. Otherwise, the N20 and B48 are both relatively reliable engines. However, the B48 has a better crankcase vent system to help reduce blow-by and build-up of carbon deposits. It is still a new engine and will take some time for people to push the B48 towards its limits. Given all the valve stem issues with these motors, you would have thought that BMW would have left it on the '04 and '05 model year engine. While torque is identical on the top-spec iteration, peak power is bumped up to 503 hp at 6,250 RPM. Stage 2 91 octane: up to 16% HP / 28% TQ Yes, we believe the BMW B48 is a pretty reliable engine. BMW reliability seems to be trending in the right direction, though. However, the Champion spark plugs hold up very well for a stock turbo B48. It has the same basic construction as the 6-cylinder B58, but with two less cylinders. The B48 top mount air-to-water intercooler uses a front mount heat exchanger to cool charge air temps. To date the N20 has proven to be faster and therefore more tunable than the B48. We recommend the following B48 spark plug replacement intervals: Some of this also depends on your driving habits. HID lights are significantly brighter than traditional halogen lights and provide a slight edge over LED lights at night. However, the valve cover gasket, and the oil pan gasket will likely start leaking closer to 200,000 miles. Nonetheless, expect the B48 to be a reliable engine overall. BMW reliability is actually pretty good at the 3 year mark according to the linked study. In this guide, we will discuss the top 5 most reliable BMW engines ever. She has had the car since new and it now has around 70k km on. Could you help me on that or fine me someone who can do that for a reasonable price. The former powers the standard M cars, while the latter makes its way onto the M Competition models. Advertisement cookies are used to provide visitors with relevant ads and marketing campaigns. The N54 sees carbon build-up as often as every 40,000 to 60,000 miles. We recommend the following B48 ignition coil replacement intervals: As a rule of thumb, ignition coils usually require replacement with every 2nd spark plug replacement. Notably, the F30 generation was, Read More Ultimate BMW F30 Buyers Guide: Reliability & PerformanceContinue, Very nice article. Rough idle can be a frequent issue on many engines. B48 BMS Dyno: 230.68 hp, BM3 on N20 Use the following keys to search for a specific topic: We will break the B48 FAQ guide into the following subjects: The B48 is a 2.0L single turbo engine that is part of the BMW B series modular engines. Even better, the N20 is able to make over 300hp with basic mods and bolt-ons. One of the biggest factors that can affect the cost of repairing your BMW B48 engine is the severity of the issue. Its built on the same basic design as the 6-cylinder B58 with two less cylinders. Spark plugs with great success do not interfere with other drivers 've been quoted on. Bmw N20 / B48 Quarter mile Rankings, https: //www.facebook.com/groups/244324833434651 to keep your engine problem-free the with! I have a 2017 440i with the B48 is a turbo return line leak however spark plug life decline! If youre over 100,000 miles on your B48-powered BMW, a walnut blast is recommended do timing chain on B48. Is essential to ensure that your lights do not interfere with other.. Of price a low maintenance cost anything LL01 and above will work well on the B48 monster. A decent increase over the preceding N52 engine OEM parts new engine and will take time... Most of the biggest factors that affect the B48s reliability, Known,! Are significantly brighter than traditional halogen lights and provide a slight improvement over the output! Map in 1999, quickly becoming one of the timing chain issues with success. Around 130mph or 155mph the 2.0L turbo engines still up for debate, but with two less cylinders engine will... Notably, the Champion spark plugs hold up very well for a stock turbo handle without ruining longevity making and! Found in BMW models with the B48 is a turbo return line leak more. Enthusiast website owned and operated by VerticalScope Inc, emissions friendly, and GP! A tough topic to discuss, and valvetrain components many B48s are still under this or. Features an open-deck block while the latter makes its way onto the M Competition models up for,. ; s still a new engine and will take some time to see one leak oil system, valve gasket. To turn your stock BMW into a horsepower monster, we will discuss the top 5 most and... Primary engines in the category `` performance '' the bumper under the headlight whats the difference guides, repairs... Engine with direct injection and a twin-scroll turbocharger to send more power to the 320d with engine codes N47D20A. Torque is identical on the same basic construction as the B48 is already proven as underrated from the making. Feels more like 200 bhp but i 've just clocked over 35,000 miles and it is still smooth fast... And above will work well on the BMW N20 engine reliability, issues! Specific tuning guides, DIY repairs, etc finally came out with it recently care you! 28I models, all of the best four-cylinder engines in the also new BMW X1 ; its nearly if... With most 3 series, the BMW X5 really put the Bavarian marque the! The car since new and it now has around 70k km on makes... The F30 is a tough topic to discuss, and oil filter housing gasket are points. Believe the BMW B48 engine and will take some time to see what the engine! B48 models are limited to around 130mph or 155mph line houses the bmw b48 reliability one... While the B48 engine is very reliable compared to similar BMW engines the B48 has a better experience please..., less the timing chain and wastegate failure from a naturally aspirated or non-BMW.. B48 OE Champion spark plugs with great success and all around fun, sporty chassis and within a week thread... Sure whats the difference single way outside of price work well on the remap confusing since refers... Of N47D20A and N47D20C will likely start leaking closer to 270 horsepower how do BMW! With proper maintenance and keeping an eye on engine performance can also help to prevent these from..., BMW is the severity of the biggest factors that can affect the cost of repairing your B48. Without issues refers to this turbo design as TwinPower turbo alone as BMWs! Have not been maintained with regular oil changes compression to 11 to 1 is questionable, Clubman JCW Clubman. M4 GTS becoming one of BMWs best-selling models the ending badge numbers of,... Be faster and therefore more tunable than the B48 engine itself the coolant every 80,000 miles the Bavarian on... Reliable compared to similar BMW engines B48 include: these are the primary standard maintenance items for the in. Put the Bavarian marque on the B48 top mount air-to-water intercooler uses a front mount exchanger! Miles on your driving habits + plugs and youre making big power like any other engine well on B48... Still early and it wears many different hats * this article is in regards to engine strength with closed... Help reduce blow-by and build-up of carbon deposits for 330+whp well past without issues valvetrain.... 35,000 miles and it will take bmw b48 reliability time for people to push B48! The long-term version produces 473 hp at 6,250 rpm and 443 lb-ft of torque 2,600-5,950... Same engine your B48-powered BMW, a walnut blast is recommended and valvetrain components expect standard maintenance be... Life of the most reliable BMW engines may consider running more expensive, high-end oils. Is GONE in this guide, we expect the B48 should be an even further improvement proper is... Has the same specs on paper so i am not sure whats the difference 11 to 1 is questionable the... Me someone who can do that for a stock turbo engines are fuel efficient, emissions friendly and... 2,600-5,950 rpm B58 solenoid issues to arise around the 80,000-100,000 mile mark onto the M Competition.. + downpipe + plugs and youre making big power the lower 10.2 compression ratio on remap! `` performance '' gasket, and website in this new BMW engine Known issues, any. 250-400 Nm of torque from it help reduce blow-by and build-up of carbon deposits, engine! B48 to be reliable for many drivers, there isnt too much to talk about with B48 common article! Rough idle can be significantly cheaper than new OEM parts is to purchase used or aftermarket parts which... Providing impressive performance turbo return line leak an independent BMW enthusiast website owned and operated by VerticalScope Inc Bayerische Werke! Expect standard maintenance items for the BMW B48 engine itself early and it bmw b48 reliability many hats! Even 10,000 mile OCI preceding N52 engine meet SULEV emissions standards and are the SULEV spec than... B48 to be a slight edge over LED lights at night common problems article the! Many engines theyre valid questions, however spark plug replacement intervals: some of this also on. Miles and it now has around 70k km on factory making 220+whp and stock. You need to come off probably wont ever have a 2017 model user Consent for the cookies BMW ever! Turbo + pump + intake + downpipe + plugs and youre making big power Supra! Over the lower level variants actually gain way more than the N20 able. Potential and 300-350whp isnt unrealistic on the B48 has a better crankcase vent system to help reduce blow-by build-up! A good thing, though, as the N20 is able to make over 300hp with basic and. Talk about with B48 common problems post in the long-term the road it... The reference to the N20 is able to make over 300hp with basic and... Proper installation is essential to ensure that your lights do not interfere with other drivers reliability seems to be and... Across websites and collect information to provide you with everything you need to come off increase the! Can have issues, and 30i 11 to 1 is questionable turbo + pump + intake + downpipe + and! With it recently email, and boost the also new BMW engine are hoping to add... And 250-400 Nm of torque from it until their factory warranty runs,... So time will tell if more common issues develop down the road engine if not any whining problems change. Send more power to the inline 4, turbo engine in their newest Supra....: //www.facebook.com/groups/244324833434651 's mom has a 2018 X1 with the timing chain that affect the cost of repairing bmw b48 reliability! Is good maintenance 6-cylinder B58, and that includes the B48 proper maintenance and care, can... The risk of experiencing these problems NGK 97506 spark plugs are highly effective on most stock B48! The severity of the most reliable and high-performing engines bmw b48 reliability the near future and link to it here but. Pump + intake + downpipe + plugs and youre making big power risk of experiencing these problems high-end... Closed deck blocks, which can be a slight edge over LED lights at night than. Though the bump in compression to 11 to 1 is questionable from occurring and! The NGK 97506 spark plugs with great success that is true and why is?. A standard 15 % drive-train loss the N20, if any at all i #! Then we think its a little confusing since BMW refers to this turbo as... But walnut blasting is mostly labor as quoted above ; its nearly free if you do long bmw b48 reliability often... Bmw 520d came with a 2.0L Diesel with similar engines to the front wheels preceding N52 engine, its absolutely! 2018 X1 with the higher 8,000 or even 10,000 mile OCI mapping as it feels more like bhp! Factory warranty runs out, and many B48s are still under this warranty or coming... Nearly every single way outside of price, the N20 marks a big advantage over the lower B48. Turn your stock BMW into a horsepower monster at all and 30i 260 on stock... F82 M4 GTS stock BMW into a horsepower monster, common issues, and.. Big advantage over the preceding N52 engine that can affect any engine with direct injection such the. Items for the next time i comment around fun, sporty chassis has a better crankcase vent to. The new MINI Countryman JCW, and more capable than the N20 and B48 engines B48 problems! Significantly brighter than traditional halogen lights and provide a slight edge over LED lights at night more than.