Mishimoto Aluminum Transmission Pan for Chevy Duramax 6.6L with Internal Baffles

Mishimoto Aluminum Transmission Pan for Chevy/GMC 6.6L Duramax (2001–2019) Direct-fit, high-performance upgrade engineered for 2001–2019 Chevy and GMC 6.6L Duramax trucks. Cast from premium aluminum and finished in durable Gunmetal Gray powder coat, this pan delivers strength, corrosion resistance, and an aggressive appearance. Key Features Internal baffles to reduce fluid slosh and improve heat dissipation for smoother shifting and more consistent transmission performance. Precision O-ring seal with a dovetail-style machined groove eliminates messy sealants and prevents O-ring displacement during installation. Increased fluid capacity — adds 6.1 quarts of ATF to help maintain optimal operating temperatures and extend transmission life. Pre-installed bolt retainers hold fasteners in place for fast, clean installation without dropped bolts or spills. Magnetic drain plug captures metal particles for improved transmission protection and easier maintenance. 1/8" NPT port and plug for temperature sensors or gauges to monitor transmission temps accurately. Mishimoto Lifetime Warranty — built and backed for long-term reliability. Benefits Improve cooling, reduce wear, and simplify serviceability with a rugged, precision-machined pan designed specifically for the Duramax 6.6L. The combination of increased fluid capacity, integrated baffles, and service-friendly features helps maintain smooth operation and prolong transmission life.