A Jake Brake, or engine brake, plays a critical role in controlling speed and reducing wear on service brakes, especially for heavy-duty applications. For Cummins ISM and M11 engines from 2001 to 2006, the Jake Brake Assembly helps provide smooth and controlled deceleration, offering drivers greater confidence on declines and during prolonged use. The Cummins ISM, M11 Jake Brake Assembly OEM 3103430 available from Tamerx Diesel Parts is built to match original specifications, making it a reliable replacement for restoring proper braking support.
• Enhances engine braking power by converting engine energy into resistance, helping slow the vehicle without overusing the service brakes
• Designed for Cummins ISM & M11 engines (2001–2006) ensuring correct fitment, proper function, and seamless integration with existing engine systems
• Supports driver control on descents by delivering dependable deceleration assistance, which helps reduce brake fade in heavy-duty or extended downhill operation
• OEM-grade construction (3103430) providing durable performance, consistent actuation, and long-term reliability matching factory expectations
• Ideal for highway and commercial use where dependable engine braking contributes to safer, more controlled vehicle operation
Replacing a worn or failing Jake Brake assembly with the Cummins ISM, M11 Jake Brake Assembly OEM 3103430 from Tamerx Diesel Parts helps maintain vehicle safety and performance. A quality Jake Brake replacement restores effective engine braking, supports brake system longevity, and enhances overall drivability. Investing in an OEM-matched assembly ensures your engine brake functions as designed, giving you reliable support when you need it most.







