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GlowShift Fuel Filter Bleeder Screws for the GM 6.6L Duramax upgrade the factory plastic bleeder screw to a durable, billet aluminum version that is designed to last. This bleeder screw is compatible with 2001-2016 6.6L Duramax LB7, LLY, LBZ, LMM & LML diesel engines. The thread on this bleeder screw features a size of 1/8-27 NPT with a machined air channel that helps “bleed” air out of the fuel system. This bleeder screw also features a diesel fuel rated Viton O-ring that provides a leak-free seal.
GlowShift includes Free Lifetime Technical Support and a One Year Limited Warranty with every purchase.