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
EnginePartsCenters is offering the following listing. One (1) exhaust manifold for 1983-Up Mercruiser MODEL 175-205 - V6, GM 229/262 CID (serial number 0M614999 and below.) ***NOT FOR DRY JOINT EXHAUST***
This listing contains one (1) exhaust manifold and FULL manufacturer's 3-year warranty. This manifold set can improve the performance of your stock engine and improve fuel efficiency at the same time. Kit contents are listed below:
(1) GL51220 - Exhaust Manifold - OEM #99746A17
(1) GL13990 - Hose Fittings w/Drain Plug - OEM #22-806926A1
(1) GL30240 - Elbow Gasket - OEM #27-863724
(1) GL32170 - Manifold Gasket - OEM #27-99757
We are adding new part numbers daily. If you
don't see what you need, please call or eMail us. We will be glad to help in
any way!
800-821-1063 or
btoc@internalengineparts.com
THANK YOU for allowing us
the opportunity to earn your business!