Detroit Diesel 8925149, Aftercooler Triple Pass, 6V92 / 12V92 Id: The Detroit Diesel 8925149 Aftercooler Triple Pass is a high-quality boat part manufactured by Detroit Diesel in the United States. This product, featuring the secondary part number Airesearch # 412540-5, is designed to effectively cool compressed air in a boat's engine, ensuring optimal performance and durability. Built with precision and attention to detail, this aftercooler triple pass is a reliable and essential component for maintaining the engine's temperature regulation system. BUY WITH CONFIDENCE - WE HAVE 100% POSITIVE FEED BACK ON OUR SALES. Commercial Sales Inc. is not a clearing house. We are a family owned Marine and Industrial Equipment and Hardware Warehouse Store in Fife Washington. We sell used, reconditioned and new old stock. We also do job shop repairs and fabrication work WARRANTY INFORMATION NO NEED FOR NEGATIVE OR NEUTRAL FEEDBACK. If there a problem, Contact us before leaving feedback. We try to be perfect but once in a while we make mistakes, but always take care of your e-mails and resolve all problems related with every part we sell. We want you completely satisfied and prefer that you contact us before leaving me any negative remarks. We try to package and ship next day but is not our only business. We may choose to reuse good boxes and be a green seller. Money back guarantee if you are not happy with the part, you pay return shipping.