Jaguar XJ ECU Tuning (No Vswitch)
Jaguar XJ ECU Tuning (No Vswitch). Jaguar XJ ECU Tuning gives a power increase of around 30-50bhp (depending on exact model, 3.0/5.0L), while improving throttle response
*Jaguar XF: Approximately 410 BHP after tuning on 3.0L.
**Must be flashed through the OBD-II port. Please contact us for more information.
**If you are located outside the Chicago area, we can send you a laptop and walk you through programming your car through the OBD-II port. A security deposit will be needed for computer. Please contact us.
5 in stock