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The Gates molded coolant hose for 2006–2008 Chevrolet Trailblazer 4.2L inline-six is an engine-to-heater replacement that restores proper coolant routing. As a molded direct-fit hose sized to factory connections, it’s intended as a like-for-like service part to replace a worn hose and maintain effective coolant circulation and engine temperature regulation.
Gates 06-08 Chevrolet Trailblazer 6-Cyl. 4.2L Eng. To Heater Molded Coolant Hose
