M4 spends extra time on research and development to ensure your system has the ultimate in quality workmanship.
M4’s unique silencer packing gun insures even distribution of packing material to help unleash that deep powerful exhaust note your bike was meant to have.
All systems are manufactured from the highest quality stainless steel, carbon fiber and titanium when applicable.
Unleash that deep powerful exhaust note your bike was meant to have.
For maximum horsepower gain from your 1340cc machine, opt for M4's newly designed single-sided full system. The system produces a range of power gains topping out at 13hp increase, and weighs an amazing 31.5 pounds less than stock. High quality stainless steel headers, and an updated canister in your choice of carbon fiber, titanum, or polished stainless completes the package.