Product Description
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.
- Increases Performance
- Saves 5 lbs over stock
- Retains stock catalytic converter
- Stock 82 dB @ 4,500 rpm/ M4 92 dB @ 4,500 rpm
- Stage 1 Q5 and Stage 2 Q4 quiet inserts sold separate
