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This pump pre-charges the oil inside the haldex assembly to allow the coupling to engage faster. This part is prone to failure on higher mileage cars or if regular maintenance in not performed. If your pump is faulty, you may experience loss of engine power to the rear wheels due to the pump becoming contaminated with old fluid and no longer activating. Replace yours today to restore the AWD and comfort in your ride.
This Part Fits the Following Vehicles