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The Gates molded heater hose for 1987–1990 Jeep Wrangler 6‑cyl 4.2L connects the heater circuit to the engine with a molded profile matched to this application, ensuring routed coolant flow to the heater. Replace this hose when signs of wear or leakage appear to restore dependable heater performance. Use during cooling‑system servicing to maintain proper fluid circulation in the heating circuit.
Gates 87-90 Jeep Wrangler 6-Cyl. 4.2L Heater To Eng. Molded Heater Hose
