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BMW Modification & Tuning Courses
The most in-depth courses covering every performance modification available. From engine power limits to bolt-on mods, tuning, turbo and fueling upgrades, built motors and everything in-between.
Mod Guides & Resources
How to Build a 500+WHP BMW N63 for Under $1,500
BMW has shown their commitment to the BMW N63 engine. It was first released in 2008 and remains in production as of 2020. The twin turbo 4.4L V8 N63 received a few updates along the way. 2012 saw a large improvement (N63TU) with the addition of valvetronic, revised turbos, lighter pistons, forged rods and crank,…
How to Build a 600WHP BMW S55 M3/M4 for $2,000
BMW really did it this time. The N54 shattered expectations in the tuning world, but suffered early reliability issues. BMW took a step back with the N55, focusing on improving reliability. Enter the BMW S55. The engine that took some of the great aspects from each engine, but took it 7000 levels higher. BMW’s S55…
B48 Tuning Guide – 300whp for $1500
The B48 is one of BMW’s newer modular engines, that are fitted in a host of entry-level models in their lineup including the 230i, 330i, 430i, and 530i. You will find this 4-cylinder turbo to be responsive and fuel-efficient. However, once you get used to the power, the B48 may feel a bit flat and could…
Build a Powerful 400whp BMW N55 Engine for Under $1500
We wrote a similar post for the N54, which seemed to be a popular and informative post for those looking to learn more about the engine’s capabilities. For those who read our post about the BMW N54, it should be noted the BMW N55 engine is not quite as capable as the N54, mod-for-mod, for…
How to Build a 700HP+ BMW S63tu for Under $1,500
The BMW S63tu is a 4.4L twin turbo V8 found in 2012-2017 M5 and M6 models. It produces an astounding 560hp and 500 lb-ft of torque from the factory. Even better, like many BMW engines, the S63 is also underrated. Aftermarket dyno tests show the S63 around 530whp and 520wtq. Nor does it end there….
How to Build a 500HP 40i B58 BMW for Less Than $1,500
The B58 is the successor to the N54 and N55 engines, both of which were highly tune-able and able to make lots of horsepower with only a handful of supporting mods. The N54 takes the cake in regards to horsepower capabilities, but it had many engine problems as a result. The N55 platform was made…
How-To Build a 500HP 135i, 335i, 535i N54 BMW for Less Than $1,500
The BMW N54 engine featured in the 135i, 335i, and 535i is one of the most tune-able engines ever. Some people call it the ‘2JZ’ of German engines, but we think the N54 is on a whole new level. The N54 engine has forged internals, meaning it can handle an immense amount of power without…
BMW N20 Tuning Guide – 350hp for $1,500
BMW’s N20 engine featured in the 228i, 328i, 428i, 528i, as well as other 28i variants, did not built up the greatest aftermarket and tuning reputation, as the engine has been touted as fragile. Although the N20 is not the strongest motor there is still plenty of power to be unleashed with a tune and…
Bolt-On BMW N52 Performance Mods
Alright, this is a tough article to write after we’ve written so much of this content for turbo BMW engines. The N52’s performance potential is often overshadowed by that of the N54 and other turbo BMW engines. When it comes to N52 performance mods, many will simply say, “buy a turbo BMW”. We’re here to…
