'04-06 GM 1500 5.3L Truck Supercharger Intercooled Kit - W140AX 2.3L

Refresh your GM Truck with a Supercharger With the latest technology, this Whipple system makes more power than any other positive displacement supercharger system on the market giving you tire frying, neck whipping power that will give you a grin from ear to ear. This is a Whipple Intercooled Supercharger Complete System with a W140AX 2.3L blower setup for the 2004-2006 GMC/Chevy 5.3L trucks which will get you 150+ HP increase on 91-octane fuel with only 7-8 psi of boost! This system is 100% complete, including Whipple's 2.3L supercharger, high-flow fuel injectors, aluminum high flow intake manifold, SCT Flash Programmer for the factory ECU recalibration, and all the pre-formed & fitted hoses with all the necessary wiring connectors for a easy installation. The calibration is for stock vehicles or those with a catback only, just bolt on and drive. The all-new system features Whipple’s massive oversized air-to-water intercooler for unmatched cooling capacity, W140ax Whipple twin-sc