Edelbrock 1577: E-Force Supercharger Kit 2003-2007 GM 1500 Trucks 4.8L 5.3L 6.0L Gen III (2007 Truck Classic Body Only)
GM Truck & SUV System's with Tuner
E-Force Supercharger Kit 2003-2007 Silverado / Sierra 1500 4.8L / 5.3L / 6.0L (2007 Classic Body Only) 4.8L 339 RWHP / 359 RWTQ 5.3L 345 RWHP / 381 RWTQ 6.0L 348 RWHP / 381 RWTQ Tuner Included CARB EO Number: D-215-110