FabSpeed BMW M3 E46 Performance Package

Total performance solution for the E46 M3 replaces the factory headers, catalytic converters, and mid-pipe with high performance components engineered to improve power and sound; ECU software upgrade available for maximum power gains INCLUDES M3 E46 Sport Headers M3 E46 Sport Catalytic Converters M3 E46 BMC F1 Replacement Air Filter M3 E46 ExperTune Performance Software with Handheld Tuner (Optional Upgrade) FEATURES Fits all BMW E46 M3 vehicles (2000-2006) High performance headers replace the restrictive factory headers for increased exhaust flow Factory catalytic converters are replaced by high performance 200-cell HJS Sport Cats for optimum performance BMC F1 Air Filter increases cold air induction Optional ECU software upgrade reprograms the engine's computer in order to take full advantage of the high performance components All exhaust components are a simple bolt-on installation; no cutting or welding required All Fabspeed products are backed by Fabspeed's