Proflow Engine Steam Line Fitting, Male, -04AN, Black, For Holden LS
GM LS engine steam line fittings are available to upgrade the factory steam tubes of your modified LS-powered cars and trucks to update your race car plumbing system. They vent trapped air in the cylinder heads which can cause overheating. The fittings are black or silver anodised billet aluminium and attach to the corners of your GM LS cylinder heads. They feature -04AN male threads and include O-rings and stainless steel bolts.
