Description 2001 – 2005 LB7/ LLY 6.6L Duramax PPE Coolant Hose Kit PPE Part # 119020100 4 Ply Black Silicone Hose Kit with Stainless Steel Couplings Factory coolant hose T fittings are molded hose or made out of plastic and prone to cracking at junctions, causing coolant loss. Replace your worn or leaky factory coolant hose system with PPE’S performance silicone coolant hose kit. The PPE performance silicone coolant hose kit is a direct bolt on upgrade that requires no cutting or modifications, perfect factory fit with better than factory performance. Durable, 5 mm thick silicone TIG welded, polished 304 stainless steel “T” couplings Quick-connect/disconnect billet aluminum end 4-ply heat-resistant internal fibers Direct bolt-on upgrade
