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

Features: 

• All Titanium Tubing
• Saves 11 lbs Over Stock
• +8 Horsepower Between 4,000 and 8,500 RPM
• Stock 95 dB @7,000 RPM     M4 110 dB @7,000 RPM
• Includes M18 and M12 O2 Bung
• Stage 1 Q7 Quiet Insert Sold Separate
• Includes hanger