Mackay LS Heater Bypass Hose Heater Delete LS1, LS2, LS3, L76, L77 & L98

The Mackay LS Heater Bypass Hose is engineered for precise heater delete applications on LS1, LS2, LS3, L76, L77, and L98 engines. It facilitates efficient coolant flow by bypassing the heater core, minimizing potential leak points and simplifying the cooling system. Built for durability and exact fitment, this hose ensures reliable engine cooling performance, making it an essential component for professional LS engine builds and modifications requiring heater removal.