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The Mishimoto X-Line radiator for 1978–1986 GM C/K trucks is an all-aluminum replacement designed to boost cooling efficiency and durability. It features durable TIG-welded end tanks mated to a brazed 3-row core, leak-free inlet and outlet connections, and an internal transmission cooler on selected applications to help maintain optimal fluid temperatures for automatic transmissions.
Mishimoto 78-86 GM C/K Truck X-Line Performance Aluminum Radiator
