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Whipple Supercharger Upgrade Kit 3.8L Gen 6 (2007 - 2014 Shelby GT500) WK-2525

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Item#:
wk-2525
Price: $6,299.99
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Whipple Supercharger Upgrade Kit 3.8L Gen 6 (2007–2014 Shelby GT500) WK-2525

Gen 6 3.8L Whipple Upgrade for Extreme GT500 Power

The Whipple 3.8L Gen 6 Supercharger Upgrade Kit is built for 2007–2014 Shelby GT500 owners who want serious airflow and unlimited headroom. Centered around the massive W235AX 3.8L twin-screw supercharger, this upgrade delivers the efficiency and durability required for high-horsepower street builds and race applications capable of exceeding 2000 horsepower with the proper supporting mods.

Whipple’s Gen 6 3.8L features an all-new 3/4 asymmetrical rotor design and updated housing to move more air with less heat and parasitic loss. The result is stronger power per pound of boost and improved efficiency across the RPM range—exactly what big-boost GT500 builds demand.

This kit includes a 132mm Roval throttle body and a high-flow 123mm cold air intake to remove inlet restrictions and support extreme airflow. The supercharger mounts directly to the factory lower intake manifold and is designed to work with the factory injectors, fuel rails, heat exchanger system, and MAF sensor for the inlet—making it a straightforward upgrade path for experienced builders.

This is a tuner upgrade kit. It does not include fuel system components, a programmer, or calibration. A custom tune is required after installation to safely dial in the combination.

Performance Highlights

  • Whipple Gen 6 W235AX 3.8L twin-screw supercharger
  • Designed for 2007–2014 Shelby GT500 5.4L & 5.8L
  • Capable of 2000+ HP in race applications with proper support
  • All-new 3/4 asymmetrical rotor design
  • Updated high-flow supercharger housing
  • 132mm Roval throttle body included
  • 123mm cold air intake included
  • Bolts to factory lower intake manifold

Quick Specs

  • Part Number: WK-2525
  • Supercharger Type: Twin-screw, positive displacement
  • Displacement: 3.8L (W235AX)
  • Generation: Gen 6
  • Throttle Body: 132mm Roval
  • Intake: 123mm cold air intake
  • Tuning Included: No (custom tuning required)
  • Fuel System Included: No

FAQs

Is this a complete bolt-on kit?

No. This is a supercharger upgrade / tuner kit. It does not include fuel system components, a programmer, or tuning. A custom tune is required after installation.

Can this be used on a stock engine?

While it physically mounts to the factory lower intake, power levels should be matched to engine capability. High boost and extreme horsepower require appropriate engine and fuel system upgrades.

Fitment

  • 2007 Ford Mustang Shelby GT500
  • 2008 Ford Mustang Shelby GT500
  • 2009 Ford Mustang Shelby GT500
  • 2010 Ford Mustang Shelby GT500
  • 2011 Ford Mustang Shelby GT500
  • 2012 Ford Mustang Shelby GT500
  • 2013 Ford Mustang Shelby GT500
  • 2014 Ford Mustang Shelby GT500

Why Buy from Beefcake Racing?

Beefcake Racing is a trusted Whipple Superchargers partner with extensive experience building high-horsepower Shelby GT500s. From airflow strategy to supporting mods, our team can help you spec a setup that works. Call 1-855-827-7223 or email sales@beefcakeracing.com.

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