M3 (E46)

Total performance exhaust and tuning solution for the E46 M3. it replaces the factory headers, catalytic converters, and mid-pipe with high performance components engineered to improve power and sound; ECU tune upgrade available for maximum power...

Beautiful long tube headers that are an excellent upgrade for the failure-prone factory headers. Lighter, higher flowing, and more durable for increased performance and longevity. SOUND: Get more of that signature BMW straight six sound. These free...

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 exhaust volume, with a slightly sharper tone...

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 much louder, however the resonators make sure that the...

Achieve maximum power from the BMW M3 3.2L straight-six engine without sacrificing driveability or reliability by optimizing the engine's performance. Fabspeed Motorsport offers an alternative tuning method for vehicles equipped with ECU's that...

High performance drop-in replacement for the factory air filter; fits OEM M3 E46 airbox for improved airflow and performance.                                    ...

Universal O2 spacers with real precious metal Catalytic Converters lengthen the distance between the O2 spacer(s). We've taken our spacers a step further by having built-in catalytic converters to allow the ECU to properly read exhaust gas and perform at...

Every BMC air filter can be regenerated and re-used with a simple washing/oiling procedure                                              ...

Showcase your BMW pride with a 24" x 24" genuine carbon fiber and stainless steel wall sign!                                              ...