Features 1Vehicle Fitment: Replacement for 4R100 transmission; Replacement for SUPER DUTY LIGHTNING EXPEDITION EXCURSION. 2Part Number: OE number of transmission bypass eliminator for reference is AP 005. Please double check the part number of your item before ordering. 3Enhanced Cooling Performance: Transmission cooler bypass delete allows for the removal of the cooler bypass tube assembly, providing enhanced cooling performance for your transmission. 4Increased Reliability: By removing the factory bypass and ensuring that your transmission is always being cooled, our transmission bypass eliminator helps to increase the reliability. 5Aluminum Construction: Constructed of high strength aluminum material, transmission bypass eliminator is rustproof, lightweight, not easy to crack. Specification Item Type: Transmission Cooler Bypass Delete Kit Material: Aluminum OE: AP 005 Fitment: Replacement for 4R100 transmission Replacement for LIGHTNING 99-04 Replacement for SUPER DUTY 99-03 Replacement for EDITION 02-03 Replacement for EXPEDITION 99-03 Replacement for EXCURSION 00-03 Package List 2 x Transmission Cooler Bypass Eliminator