Fits all BMW M3 E46 vehicles 2000-2006
High quality 14-16 gauge, T304 stainless steel for optimum performance and reliability.
Fabspeed now offers a Modular sportcat/catbypass system for your E46 M3. You can use the catbypass feature if you have the stock headers installed or the sportcat feature when utilizing Fabspeed’s E46 M3 Sport Headers.
Complies with emissions and inspections.
Replaces stock secondary catalytic converters for more midrange power and sportscar sound.

Fabspeed manufactures the world’s highest quality “MAXFLO” T304 Stainless Steel exhaust systems, carbon fiber style high performance air intake systems and more for Porsche, Ferrari, Maserati and Lamborghini cars.