Omix proudly offers all the parts you need to keep your Jeep running like new with quality standards that always meet or exceed those of the factory part. This replacement heater core fits 99-04 Grand Cherokee WJ models. Core features aluminum core and tanks and measures 7-1/8-inches height, 6-1/8-inches wide and 1-1/4-inches thick with 5-8-inch inlet and outlet. Replaces OE 5012691AB
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