Stage 1 Performance Package for Jaguar XJR 5.0 V8 models.
Comprised of Supercharger Pulley Upgrade and our ECU Remap with free removal of the 155mph limiter.
With gains of up to 85bhp/ 90lb/ ft torque, our performance engine software and pulley upgrade offers a superb gain for your XJR.
For additonal power, add the Sport Air Filters and our Performance Exhaust!
Installation is carried out while you wait; kindly contact us for costs.
Customers based abroad can send in their ECU's to us for upgrading. The upgrade process takes 1 to 2 days and the ECU is returned on a DHL Express Service for 49.50 in addition to the price of our ECU Remap.
Telephone: 0044 (0)1923 897007
* All listed performance figures are approximate. Figures may vary due to aerodynamic components, axle and vehicle weights together with the condition of the engine.
The Supercharger Pulley Upgrade is a Lightweight design which utilises the original belt. It increases boost by 1.5LBS.