Straight-through mandrel bent pipes replace the restrictive factory primary catalytic converters for maximum exhaust flow, power and sound.
FEATURES:
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Fits all BMW E90/92/93 M3 vehicles (2007-2013)
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Constructed from 14-16ga T304L stainless steel CNC mandrel bent tubing for maximum performance and durability
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Includes 02 sensor bungs for simple installation
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Compatible with stock secondary catalytic converters or Fabspeed's Secondary Catbypass X-Pipe
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All Fabspeed performance products are backed by the Fabspeed Lifetime Warranty
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This product replaces the factory catalytic converters and may trigger a Check Engine Light.
DISCLAIMER: This product removes the OEM catalytic converters from the vehicle, and as such, is strictly intended for closed track events and off-road use only. This product is or contains a Racing Cat Bypass Pipe, which will give you check engine lights on OBD2 cars. We suggest pairing this product with racing software to prevent fault codes and check engine lights. Racing Cat Bypass Pipes are solely intended for track and race cars as they are NOT California Air Resources Board Certified and not EPA certified. You are hereby informed and warned to check your local, state, and federals laws before buying and installing these or any aftermarket parts to be sure whether usage is in violation. All installation-risk and use-risk is borne by the end-user and installer of these parts.