SunCoast SC-10L1000-CAT3-4WD-LC Category 3 Transmission with Pro-Loc Valve Body Combo and Deep Pan | 2020-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P

Features:

• Pro-Loc Valve Body & Pump Combo for faster lock-up apply I
• Improved clutch engagement, and enhanced cooling
• Deep Cast Aluminum Pan adds 4 quarts of extra capacity
• 250% Increase in Cooler Charge Pressure
• Fully assembled unit requires no machining or modifications
• Made in the USA

Upgrade with Confidence - More Strength, More Durability

Transform your 2020-2026 GM 6.6L Duramax with the SunCoast Category 2 Transmission and experience superior power, durability, and towing confidence. Whether you're hauling heavy loads, tackling tough terrain, or pushing your truck to its limits, this transmission is built to handle it all. With a Pro-Loc Valve Body Combo and Deep Pan, you get enhanced performance, reduced heat buildup, and extended clutch life, ensuring reliability under the most demanding conditions. SunCoast's precision-engineered design minimizes breakdowns, reduces maintenance costs, and keeps you on the road longer. If you're looking for a practical yet high-performance upgrade, this transmission delivers next-level capability with seamless installation.

Engineered for Extreme Performance

Built from the ground up with industry-leading components, the SunCoast Category 3 Transmission is a powerhouse of innovation. Featuring Raybestos GPZ Frictions and Steels, a reinforced Expanded Capacity E-Clutch Drum, and a Pro-Loc Valve Body, this transmission provides 29% more clutch capacity than stock and drastically improves shift precision and holding power. The deep cast aluminum pan increases fluid capacity by four quarts for superior cooling, while billet components eliminate weak points found in OEM designs. Optimized for higher torque loads, this transmission boasts a 250% increase in cooler charge pressure and 60 PSI additional line pressure for firmer, more responsive shifts. Whether you're working, towing, or racing, the SunCoast Category 3 is designed to maximize power transfer and keep your truck running at peak performance.

Vehicle Fitment: 2020, 2021, 2022, 2023, 2024, 2025, 2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P

Notes:

• Refundable $3,500 core charge applies.