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.
- Saves 2 lbs over stock
- No re-mapping required
- Stock 89 DB @ 5,000 RPM/ M4 92 DB @ 5,000 RPM
- Retains stock Catalytic Converter
- Q7 quiet insert sold separate
