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.
- The all black Retro-Drag slip-on uncorks the Rebel and also provides the look it was destined for!
- Saves 4.7 lbs Over Stock
- Comes Pre-Installed with Q1 Quiet Insert
- Stage 2 Q3 Quiet Insert Sold Separate
- Stock 87dB @ 4500 RPM M4 97dB @ 4500 RPM