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  • Jaguar XF / XE Gearbox Tuning TUC

    Jaguar XE/XF Automatic Gearbox Tuning 

    Jaguar XE gearbox and Jaguar XF gearbox tuning and remapping – mail order and worldwide service

    The Paramount Jaguar gearbox tuning will improve both the gearbox shift speed and the torque delivered from the Jaguar automatic ZF gearbox.

    Offering significant improvements in 0-6 times, ¼ mile time and speed – available with worldwide mail order, and driver self-tuning device – anywhere any time.

    If you have any particular needs for your Jaguar, please call us for further information


    SKU: JAGFTYPEECUTUNE121 Categories: , ,
  • Jaguar XF Supercharger Crank Pulley V6

    Jaguar XF Supercharger pulley crank – Larger XF 3.0 V6 Supercharger pulley


    Unique and exclusively made for Paramount Performance this Jaguar XF V6 Supercharger crank pulley is 15% larger than the standard engine crank pulley fitted to the Jaguar V6 engine – see more….


    SKU: SKU1828821 Category:
  • Jaguar XF and XJ Speed limiter removal

    Jaguar XF Speed limiter removal and Jaguar XJ Speed Limiter removal

    Jaguar speed limiter deactivation, speed limiter removal or resetting to your choice of limit

    The deactivation of your Jaguar Speed limiter can be combined with a performance tune at the same time, and for no additional cost, or carried out on it own as a unique service, the choice is yours

    Paramount Performance is the home for all your Jaguar XF and XJ tuning and performance parts

    SKU: SKU1Speed 1 Categories: ,
  • Jaguar XF 4.2 Catalytic Converters (Pair)

    High-Performance Jaguar XF 4.2 Catalytic Converters (Pair)

    Standard Jaguar catalytic converters have 600 cells per square inch, these original standard cats can be very restrictive in their gas flow. Paramount has developed exclusive 200 cell Jaguar XF Catalytic Converters. These Performance Jaguar racing cats are integrated into a large-bore downpipe, they reduce back pressure substantially and increase flow rates, they are particularly effective on Jaguar Supercharged engines.

    When combined with other Paramount Performance Jaguar XF tuning parts these high performance Jaguar XF 4.2 Catalytic Converters can push the Jaguar 4.2 XF past 460bhp. emission levels remain fully road and MOT legal. Performance Jaguar XF 4.2 Catalytic Converters Cats work exceptionally well on re-mapped (chip tuned) engines. Power increase 22-25 bhp in mid-range.

    SKU: SKU17531111 Categories: ,