Performance Parts for
M3 / M4

Straight-through exhaust section replaces the heavy and restrictive OEM catalytic converters for maximum power and sound. For track/off-road use only. SOUND: These straight pipes will make your M3...

Replaces the restrictive factory catalytic converters with high-performance 200 cell HJS sport cats for maximum performance and sound. SOUND: These sport cats will give your M3 a mild increase in...

High-performance 200-cell HJS catalytic converters replace the restrictive factory primary catalytic converters for increased exhaust flow and improved power and sound. SOUND: Expect a mild but...

Fabspeed's Maxflo Performance Exhaust and tips replace the restrictive factory muffler system for improved sports car sound, weight savings, and increased power. SOUND: Unleash more of the M3's...

Replaces the restrictive and redundant secondary catalytic converters with a free-flowing x-pipe which increases power and sound. Available with or without resonators for additional weight savings...

*Customer must report any missing or damaged items before installation. Introducing the E9X M3 Carbon Fiber Plenum and Intake Package from Eventuri. Made from 100% high grade prepreg carbon...

*Customer must report any missing or damaged items before installation. *Some images show our optional Carbon Plenum, Intake and Airbox Lid with duct set in GLOSS finish. Our E9

*Customer must report any missing or damaged items before installation. Never skimp when it comes to your BMW. That’s why, for Carbon Fiber pieces, Eventuri is always the right choice. They’ve built...

*Customer must report any missing or damaged items before installation. The gurus of carbon have created a perfect complement to their immensely successful intake—a brand new set of carbon charge...

*Customer must report any missing or damaged items before installation.   The package will convert the Eventuri V1 intake into the sealed V2 version.     Each

*Customer must report any missing or damaged items before installation. The E46 M3 Eventuri intake system uses their Patent Pending Carbon fibre Housing which provides an aerodynamically efficient...

The Forza Componenti exhaust valve controller kit is the complete solution that allows the user to take full manual control of the vehicle's vacuum-actuated exhaust bypass valves. The controller has...

Arguably one of the hottest German performance vehicles of the decade, the G8X M3/M4 has quickly become a favorite among enthusiasts and race teams alike. Like most BMWs, the S58 motor has some...

In stock form the G8X is an impressive machine, but its tuning potential is where the magic really happens. However, whenever you start pushing power on a car, you need to make sure the cooling...

The ultimate Charge Air Cooler for the G8x platform.  FEATURES: Applications: 2021+ BMW G80 M3 (incl. Competition) – 6MT & ZF8 Auto 2021+ BMW G82/G83 M4 (incl. Competition) – 6MT & ZF8...

These GiroDisc 2-piece rotors are a direct replacement for the front rotors on the G80 M3, G82/83 M4, and G87 M2 without carbon ceramic brakes. Our 2-piece, fully floating assemblies help shed...

The central hat section of our rotor is made from strictly U.S. sourced 6061-T6 aircraft specification aluminum. The disc is made from our own proprietary cast iron, poured in the USA and machined...

Achieve maximum power from the BMW M3 3.2L straight-six engine without sacrificing drivability or reliability by optimizing the engine's performance. Fabspeed Motorsport offers an alternative tuning...

Achieve maximum power from the BMW M3 V8 engine without sacrificing drivability or reliability by optimizing the engine's performance. Fabspeed Motorsport offers an alternative tuning method for...

High performance drop-in replacement for the factory air filter; fits BMW F90 M5 factory airbox for improved airflow and performance.                                                 FEATURES: Fits...