StockMonster Chevy 4L65E Transmission and Torque Converter

• Master Overhaul Kit: Complete rebuild kit ensures reliability and long-lasting performance.
• All New Electronics: Modernized components provide precise shifting and improved compatibility with today’s driving needs.
• .500 Boost Valve: Increases line pressure, improving clutch holding power and performance under load.
• Shift Improvement Kit: Delivers smoother, faster, and more responsive shifts while reducing internal component wear.
• PREVENT TRANSMISSION FAILURE: Watch our step-by-step installation video https://monstertransmission.com/pages/how-to-properly-install-a-transmission

Upgrade your OEM Vehicle with our StockMonster 4L65E transmission—a beastly 4-speed automatic built for those who demand strength and reliability. Packed with upgraded internals, this transmission easily outperforms the 4L60E, handling more horsepower and torque for your high-performance ride or heavy-duty truck. With premium components like a tow-and-go shift kit, upgraded pump, and heavy-duty torque converter, you’re getting a transmission designed for durability and smooth, responsive shifting. Whether for daily driving or towing, the 4L65E delivers the ultimate in power and performance.

WARRANTY

Note

• 1 Year Warranty Unlimited Miles

NOTE

• *For Stock/OEM replacement only. If your vehicle has any aftermarket upgrades—such as a lift, larger tires, upgraded exhaust, throttle body, tune, or other performance enhancements—contact us or explore our StreetMonster and Up series for the perfect fit.
• For 2007 Classic Body Style Only, If New Body Style See 4L70E