Home / ECS Products / ECS Supercharger Kit Parts / 2010-13 Corvette LS3 GS / Tensioner Parts / ECS C5/C6 10-Rib Tensioner Idler Pulley “ECS C6 OVERDRIVE 10 Rib Supercharger Belt Tensioner Kit” has been added to your cart. View cart ECS C5/C6 10-Rib Tensioner Idler Pulley$110.00 - ECS C5/C6 10-Rib Kit Tensioner Idler Pulley Out of stock SKU: ECS-100-249 Categories: Tensioner Parts, Tensioner Parts, Tensioner Parts, Tensioner Parts, Tensioner Parts Product ID: 42825 Description Additional information Description ECS C5/C6 10-Rib Kit Tensioner Idler Pulley Additional information Weight 1 lbs Dimensions 4 × 4 × 4 in Related products ECS C6 6/8 Rib OVERDRIVE Supercharger Belt Tensioner Kit $400.00 -Buy now ECS C5/C6 Adjustable Tensioner Bracket $79.00 -Buy now ECS C6 Kit Sub Tensioner Bracket $79.00 -Buy now ECS C5 Tensioner Hardware Pack 6/8 Rib $20.00 -Buy now