Description
Patriot Seal 4 Good Header Gasket 1.625 in Round Port Multi Layered Aluminum GM LS Series (Pair) Crankshaft Seal Engineered from high strength aluminum WEI7155 Engineered from high strength aluminum alloy forging and with a black e coat finish for corrosion resistance square Bore Mandrel bent primaries and long transition collectors reduce backpressure for increased exhaust velocity textContent = "Show less"