PPE Dual Fueler Idler Pulley 2.75" 2001 GM 6.6L Duramax LB7

Need to replace a worn or noisy idler pulley on your LB7 Duramax dual fueler setup? The PPE Idler Pulley features a 2.75-inch outer diameter and is engineered specifically for 2001 GM 6.6L Duramax LB7 applications equipped with a dual-fueler system. A failing idler pulley can lead to belt squeal, inconsistent tracking, premature belt wear, and even complete failure, leaving your truck stranded. This direct-replacement pulley helps maintain proper belt alignment and smooth accessory-drive operation, making it a smart upgrade for trucks that see heavy towing, performance use, or daily driving.