Mishimoto Transmission Cooler for 7.3L Powerstroke 1999-2003 Heavy-Duty

Mishimoto Transmission Cooler for 7.3L Powerstroke (1999–2003) — Heavy-Duty Protection Keep your 7.3L Powerstroke running cool under heavy loads. The Mishimoto Transmission Cooler is designed specifically for 1999–2003 Ford 7.3L Powerstroke trucks to reduce transmission fluid temperatures and improve durability when towing or hauling. Direct fit, no modifications: Installs using factory mounting locations and lines for a hassle-free upgrade. 37-row stacked-plate core: Significantly more surface area than stock coolers for improved heat dissipation. +265% core volume & +1.0 qt capacity: Increased fluid capacity and core volume help stabilize temperatures under load. Proven cooling performance: Delivers a 10+°F drop in transmission fluid temperature in typical conditions. Heavy-duty construction: Built for towing, payloads, and extended service life on commercial or recreational use trucks. Mishimoto Lifetime Warranty: Backed by the brand’s commitment to quality and long-term reliability. Upgrade your truck’s transmission cooling with a purpose-built solution that out-performs the factory coolers. The Mishimoto Transmission Cooler for the 7.3L Powerstroke offers increased capacity, superior heat transfer, and simple installation — so you can tow confidently and protect your transmission investment.