PPE Silicone high temperature upper & lower cooling hoses for GM Duramax 6.6L Diesel Engines. The factory rubber hoses are prone to failure from years of abusive heat cycles. The factory T fittings are made from molded plastic and fail once they get dried up and brittle. PPE silicone hose kits come with tig welded and polished 304 stainless steel. The PPE silicone coolant hose kits are the perfect upgrade for your performance truck running higher horse power resulting in higher heat. Protect your investment by changing your factory hoses with the PPE silicone hose kit.
Direct bolt on upgrade
Includes upper & lower hoses
Durable 5mm thick silicone
Tig welded polished 304 stainless steel "T" fittings
Quick connect and disconnect billet aluminum end
4 ply heat resistant internal fibers
Includes all clamps