Fabspeed Primary Sport Catalytic Converter Downpipes For F90 BMW M5

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

Features:

• Fits all BMW F90 M5 
• Replaces the restrictive factory catalytic converters with high flowing 200 cell HJS catalytic converters for increased throttle response, and a more aggressive exhaust sound
• Constructed out of T304L stainless steel with CNC machined flanges and laser cut brackets
• Manufactured entirely in-house by our precision machine shop at Fabspeed Motorsport
• Designed to fit seamlessly with the factory exhaust system and are also compatible with any other aftermarket exhaust system that is designed to fit like OEM
• Direct replacement bolt-on complete German catalytic converter assemblies for the stock OEM restrictive catalytic converters
• Optimized for maximum performance with NO catalyst generated check engine light, guaranteed
• More power that any cat bypass pipe system while complying with emissions and not having a car stink and pollute the environment
• CNC precision billet stainless steel inlet and outlet flanges. Fit into “HOT V” on the engine.