M4 has gone to great lengths to make sure their pipe for the R3 is better than the competition. They are confident this system will give you the most power possible from any aftermarket pipes available. Includes race hanger, or the passenger footpeg assembly can be retained. Produces 10% more horsepower than the stock system and weighs 10.5 lbs less.

• Increased Ground Clearance
• 10% Horsepower Increase Over Stock
• 10.5lbs less than OEM exhaust system
• All  Stainless Steel Tubing
• Polished Stainless Steel Canister
• Includes removable Stg1 quiet insert
• Stg 2 Q6 insert available