Redhorse Performance 4152 Series Flapper Check Valve - 8 AN Male Inlet - 8 AN Male Outlet - Black 88802A the patent pending design minimizes

the patent pending design minimizes internal piston movement to cut down on the open valve issues and allow higher engine rpm and thus increase horsepower

Push-To-Talk Adapter Cable

Zinc Plated Bolts

The wider plug gaps will allow more spark energy into the combustion chamber providing a better burn of the fuel mixture and increasing horsepower

Redhorse Performance 4152 Series Flapper Check Valve - 8 AN Male Inlet - 8 AN Male Outlet - Black 88802A the patent pending design minimizesProduct Description: Check Valve 4152 Series Flapper 8 AN Male Inlet 8 AN Male Outlet Aluminum Black Anodized Sold Individually Since 2008, Redhorse Performance has been recognized for their premium quality hose ends and fittings. Beginning with their hand polished fittings and expanding to more than 2800 parts, Redhorse offers a full line of performance automotive plumbing and accessories, all engineered and built to provide unrivaled beauty and