GLM Manifolds are Superior in the Aftermarket Marine Parts Industry.
Designed to Increase Performance, Reduce Back Pressure and Add More Horsepower to Your Engine!
Our fully tuned design guides exhaust gases directly to riser without turbulence and back pressure. This increases the engines performance up to 10%. In the meantime, an additional 40% water cooling area will decrease the entire manifold body temperature significantly
This exhaust manifold comes with FULL manufacturer's 3-year warranty. This manifold can improve the performance of your stock engine and improve fuel efficiency at the same time.
The Shopping Cart is currently empty
