BMW M3 & M4 F80 / F82 / F83 Primary Cat Bypass Downpipes

Regular price$995.95
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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 F8x M3 & M4 vehicles (2015+)

  • The perfect option for track cars and those who seek the ultimate in agressive exhaust sound

  • Mandrel bent pipes with minimal welds to minimize failure under regular use and increase flow

  • Designed to fit seamlessly with the factory exhaust system, or as an add-on to Fabspeed's Valvetronic Exhaust System.  (Also compatible with any other aftermarket exhaust system that is designed to fit like OEM.)

  • Replaces the restrictive factory catalytic converters with a straight-through "straight-pipe" design for maximum power and exhaust sound.

  • This product replaces the factory catalytic converters and may trigger a Check Engine Light.

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