PLEASE NOTE OUR CORE RETURN POLICY: The core charge is refundable to the customer’s account when the following criteria have been satisfied. All core returns must be received within 30 days of the original invoice date. It must also be rebuildable according to original equipment manufacturer’s specifications. All fluid must be drained, if any, from product. Returned item must be the same part number that was provided to customer originally. Obtain and accompany a COMPLETED core return tag from ASF. We will email you an RMA number and return instructions.