Whipple GM/GMC/Chevy 2007-2014 5.3L Truck / SUV Supercharg WK-1111

• Gain up to 225 HP and 215 lb-ft over stock
• Whipple W140AX 2.3L twin-screw supercharger
• Bar-and-plate aluminum intercooler and oversized heat exchanger
• Includes HP Tuners RTD flash tool for flashing, logging, and scanning
• Fits 2007-2013 GM 5.3L truck applications and 2007-2014 GM 5.3L SUV applications
• High-flow fuel injectors included
• CARB certified and 50-state legal

Key Features:

• 50-state legal performance upgrade (CARB EO D-231-48)
• Gain up to 225 HP and 215 lb-ft over stock
• Whipple W140AX 2.3L twin-screw supercharger
• Up to 99% volumetric efficiency
• Strong low-end torque and instant boost response
• Integrated casting minimizes bolt-on pieces, adapters, leaks and flow restrictions
• Massive air-to-water aluminum bar-plate intercooler offers excellent cooling capacity
• Oversized heat exchanger for improved cooling performance
• Whipple Superchargers oversized intercooled air-bypass system for strong burst-knock reduction and excellent fuel economy
• Top-mount design helps maintain cooler operation and clean packaging
• Discharge-down design helps reduce pressure loss and improve power at lower boost levels
• Flat torque curve for excellent towing power and drivability
• High-flow fuel injectors included
• HP Tuners RTD flash tool included for flashing, logging, and scanning
• 3-bar MAP sensor included for applicable MY2008+ applications
• Air temp sensor, MAP pigtail, and MAP extension harness included
• High-flow S&B air filter included in the factory air box
• Designed to work with the factory air box, factory MAF, and Whipple air inlet duct
• Stock airbox required for supplied Whipple tuning
• Designed for stock, unmodified, well-maintained engines
• Premium fuel only, 91 octane or better
• W140AX compressor oil level checked through sight glass, maximum 5.8 fl oz fill
• OEM quick-connect fittings for easier installation
• Factory-style fit and finish with a clean completed installation
• Available in wrinkle black, polish, or custom colors
• Instant boost at the touch of the throttle
• 3 minute pulley changes

Application Notes:

Fits 2007-2013 GM 5.3L truck applications and 2007-2014 GM 5.3L SUV applications.

VIN 8th digit engine identifier reference: B, M, or 3 = 5.3L gasoline. Z, T, O, or J = 5.3L flex-fuel.

Disclaimer: Premium fuel only, 91 octane or better, is required. The supplied calibration is intended for stock engines only. Long tubes, cold air intakes, cams, and big throttle bodies are not supported with the supplied calibration. Power and drivability may vary based on vehicle condition, fuel quality, supporting modifications, weather, and dyno type.