21QB3391
Fuel Injection Throttle Cable
Mack

This critical component connects the operator’s throttle control to the fuel injection system, enabling precise regulation of engine power and response. Its robust construction ensures durability under high-stress conditions, resisting wear from frequent use and environmental factors. Proper functioning of the throttle cable is essential for smooth acceleration, deceleration, and overall engine responsiveness. It also plays a key role in maintaining optimal fuel efficiency and emissions compliance. The cable’s design allows for easy installation and adjustment, facilitating maintenance and troubleshooting. Source One Parts Center provides this part as a reliable replacement to keep your fuel delivery system operating seamlessly, ensuring your truck performs reliably on demanding routes and heavy workloads.