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Jaguar XK8 XKR Stage II Supercharger Power Kit 37-0406

4.0 and 4.2
Estimated Quantity Available: 0
Limited Supply
Availability: This is a Special Order item. Delivery time can vary considerably.
Pricing: $1,995.00


This kit includes the upper pulley, modified belt tensioner (not shown), belt, custom lower pulley, Stage 2 ECU tuning and all hardware. Note: Customer must supply OEM harmonic balancer in good condition. The upgrade is a direct bolt-on and ECU tunes for 91 octane and 93+ octane are available. This kit yields a 68 Horsepower increase. Torque is increased by 78 foot pounds. (All assume a properly maintained engine.)

California Residents: Prop 65 Warning

WARNING: Cancer and Reproductive Harm

Note: This item replaces part number 17-0406.


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  • Item Requires Shipping
  • 5.0 lbs.



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