M4 Full System with Carbon or Titanium Canister '21-'25 Yamaha R7

Exhausts are built to order. Please allow 3 week lead time

• Large Diameter Dyno Tuned System for Ultimate Performance
• 304 Stainless Steel Tubing
• +7% Horsepower Over Stock System
• 7.7 lb Weight Savings vs Stock
• Quiet Inserts Available but Sold Separate

Does not meet emission requirements for street or highway use.

NO RETURNS ON SPECIAL ORDERS