2005-07 MUSTANG STAINLESS STEEL SHORTY HEADERS
409 stainless is a blend of stainless and mild steel. This type of stainless is used to make production catalytic converter assemblies that have a 100,000 mile durability requirement. 409 stainless has excellent forming characteristics and is rust through resistant. 409 stainless will develop a light surface rust.
409 stainless steel tubes
1.625" diameter tubes
Machined flange
Bolts to stock exhaust pipes
Includes gaskets, bolts and studs