M6 (F12/F13)

Eliminate the heavy and restrictive factory catalytic converters with straight-pipe, high flowing stainless steel downpipes for maximum power and an exhilarating sound.                       ...

Why We Choose HJS Catalytic Converters:  HJS German imported catalytic converters are made from some of the highest grade materials you can find in a catalytic converter. This yields high performance gains and longevity so it wont deteriorate...

Achieve maximum power gains and driveability without sacrificing reliability. Fabspeed Motorsport offers an alternative tuning method for vehicles equipped with ECU's that traditionally required bench flashing. No longer do you need to remove your ECU...

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...

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