M4 Performance Exhaust designs and manufactures high quality exhaust systems for all popular sport bikes. We create full systems and slip-ons that are dyno-tuned with precision for optimal performance and sound.

Clean up the look of your CBR1000RRs underside with this custom body panel from M4 Exhaust.

Note: BWP-HO1 ONLY FITS U.S. CBR1000RRs WITH THE M4 GP EXHAUST SYSTEM. THE BWP-HO1 DOES NOT FIT EUROPEAN MODELS

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