Jaguar XJ Tuning & Performance Upgrades

  • Jaguar 4.0 4.2 XJ / XJR High Performance Air Filter 2002 – 2009

    Jaguar 4.0 4.2 XJ / XJR High Performance Air Filter  2002 – 2009

    Jaguar 4.0 4.2 XJ / XJR High Performance Air Filter Increase air flow and performance for your Jaguar XJ or XJR. Boosts performance on the XJR by up to 6bhp. Guaranteed for life so you will never need another air filter Buy it right and buy it once

    £60.00
  • Jaguar 4.0 XJR Supercharger Pulley – Upgraded Supercharger Pulley

    Jaguar 4.0 XJR Supercharger Pulley  – Upgraded Supercharger Pulley   

     

     

     

    Dramatically improves throttle response and midrange power by up to 28bhp. Will bring your Jaguar XJR to life.

     

     

     

    Paramount was the first to adopt and develop the new style of Jaguar XJR modified upper supercharger pulleys, unlike the lower expensive and cumbersome lower supercharger pulleys, the upper smaller pulley does not require an alternative pulley belt meaning the Paramount XJR supercharger pulley is low maintenance and less obviously changed from stock

     

     

     

    Not all Jaguar XJR supercharger pulleys are equal, The Paramount Jaguar XJR supercharger pulley is high-grade stainless steel, some cheap copies are manufactured from Ally and are not of the same quality – buy Jaguar upgrade parts with confidence from Paramount.

    SKU: SKU175371111211122 Categories: , , Tag:
    £250.00
  • Jaguar 4.2 XJR Supercharger Pulley – Upgraded Supercharger Pulley

    Jaguar 4.2 XJR Supercharger Pulley  – Upgraded Supercharger Pulley   

     

    Dramatically improves throttle response and midrange power by up to 28bhp. Will bring your Jaguar 4.2 XJR to life. Paramount were the first to adopt and develop the new style of Jaguar XJR modified upper supercharger pulleys, unlike the lower expensive and cumbersome lower supercharger pulleys, the upper smaller pulley does not require an alternative pulley belt meaning the Paramount jaguar XJR supercharger pulley is low maintenance and less obviously changed from stock

    Jaguar 4.2 XJR Supercharger Pulley

    Jaguar 4.2 XJR Supercharger Pulley

    Not all Jaguar XJR performance supercharger pulleys are equal, The Paramount Jaguar XJR supercharger pulley is high grade stainless steel, some cheap copies are manufactured from Ally and are not of the same quality – buy with confidence from Paramount.

     

    SKU: SKU175371111211121 Categories: , , Tag:
    £250.00
  • Jaguar 5.0 XJR Supercharger Pulley – Upgraded Supercharger Pulley XJ

    Jaguar 5.0 XJR Supercharger Pulley  – Upgraded Supercharger Pulley XJ 

     

    Jaguar XJ 5.0 modified Supercharger Pulley Dramatically improves throttle response and midrange power by up to 28bhp. Will bring your Jaguar xjr 5.0 to life. Paramount were the first to adopt and develop the new style of Jaguar jx 5.0 modified upper supercharger pulleys, unlike the lower expensive and cumbersome lower supercharger pulleys, the upper smaller pulley does not require an alternative pulley belt meaning the Paramount Jaguar XJ 5.0 supercharger pulley is low maintenance and less obviously changed from stock

    Jaguar 5.0 XJR Supercharger Pulley

    Jaguar 5.0 XJR Supercharger Pulley

     

    Not all Jaguar XJ 5.0 supercharger pulleys are equal, The Paramount Jaguar XJR supercharger pulley is high grade stainless steel, some cheap copies are manufactured from Ally and are not of the same quality – buy with confidence from Paramount.

     

    £250.00
  • Jaguar Exhaust tuning – burble activation

    Jaguar Exhaust tuning – burble activation 

    What your Jaguar XJR or XF to sound more like an F Type with burbles and over run popping? 

    Paramount can tune your software to the exact same level as Jaguar use on the original F type exhaust software, burble activation and growl on over run and between gear changes  

    Paramounts Jaguar exhaust tuning software can be combines with additional chnagess such as performance tuning, speed limiter de-activation, etc.

    have your Jaguar set up and tuned the way you want it, not the way it comes.   


    SKU: JAGFTYPEECUTUNE1221 Categories: , ,
    £499.00
  • Jaguar Limited Slip Differential – Internal Diff Components for assembly to fit Jaguar XJ

     

    Jaguar XK Quaife Differential units – Jaguar  XJ and XJR Limited Slip Differential Internals

    The Jaguar XJ QUAIFE differential will prevent loss of drive and traction that occurs with a standard Jaguar XJ differential wheel slips. Whilst requiring some torque in the slipping wheel, the Jaguar XJ limited slip differential QUAIFE Diff unit is progressive in action but does not lock completely – controlled power is transmitted through the limited slip Jaguar XJ differential to all the driving wheels. Installation is identical to the normal Jaguar XJ differential with bearing pre-loads and pinion mesh being restored to the original Mini differential manufacturers’ settings. Servicing of the Quaife Jaguar XJ differential unit is simple as all gear pinions are free fitting and normal final drive lubrication oils are retained. 

     

    Paramount can supply Quaife differentials for almost all Jaguar XJ models, if you don’t see what you are looking for please mail us at info@paramount-performance.com   

     

    SKU: SKU1762711111 Categories: , ,
    £999.00
  • Jaguar Limited Slip Differential – Internal Diff Components for assembly to fit Jaguar XJ Full diff unit ready to fit

     Jaguar XJ Quaife Differential units – Jaguar  XJ and XJR Limited Slip Differential Full diff unit ready to fit 

     

     

    The Jaguar XJ QUAIFE differential will prevent loss of drive and traction that occurs with a standard Jaguar XJ differential wheel slips.

    Whilst requiring some torque in the slipping wheel, the Jaguar XJ limited slip differential QUAIFE Diff unit is progressive in action but does not lock completely – controlled power is transmitted through the limited slip Jaguar XJ differential to all the driving wheels.

    Installation is identical to the normal Jaguar XJ differential with bearing pre-loads and pinion mesh being restored to the original Mini differential manufacturers’ settings.

    Servicing of the Quaife Jaguar XJ differential unit is simple as all gear pinions are free fitting and normal final drive lubrication oils are retained. 

     Paramount can supply Quaife differentials for almost all Jaguar XJ models if you don’t see what you are looking for please mail us at info@paramount-performance.com   

    See our other performance upgrades for Jaguar Cars

    SKU: SKU17627111111 Categories: , ,
    £2,095.00
  • Jaguar Wheel Spacers 20mm

    Jaguar Wheel Spacers 20mm 

    Jaguar 20mm Wheel Spacers – sold in pairs These high quality Jaguar wheel spacers really help fill the arches, giving a fuller, more beefed up look, and all round better stance and presents. Easy to fit and install, full instructions included, these Jaguar wheel spacers are bolt on, not just the cheap pack out spacers that can stress the wheel hubs and bolts. Paramount Performance for Your Jaguar wheel spacers and anll your Jaguar tuning and performance parts

    £199.00
  • Jaguar XF and XJ Speed limiter removal – speed limiter adjustment

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

    £599.00
  • Jaguar XF Charge Cooler / Intercooler XF Jaguar 5.0 V8 Tuning (and XJR)

    Jaguar XF Charge Cooler, Super cool your Jaguar XF Supercharger for super-fast performance (fits XJR too)

     

    The Paramount Jaguar XF charge cooler is a work of art, really it looks great, its all hand-built in the UK. The Jaguar XF supercharger cooler keeps your supercharger cooler, ideal when running larger upgraded supercharger pulleys or in hot conditions mixed with fast driving

     

    Our Jaguar XF charge cooler is available for the XF 5.0 and XJR too, Full fitting of our Jaguar coolers and supercharger pulleys is available, able and we also offer worldwide mail order and tax-free sales subject to your location

     

    See here for our full range of Jaguar tuning and remapping performance parts

    SKU: SKU182363 Categories: , , ,
    £995.00
  • 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 Categories: , , ,
    £995.00
  • Jaguar XF Supercharger pulley crank, 5.0 Supercharger pulley (XJR too)

    XF Supercharger pulley crank – Larger XF 5.0 Supercharger pulley (fits XJR too)

    Unique and exclusively available from Paramount Performance is our Jaguar XF Supercharger crank pulley, a larger XF engine crankshaft pulley, increasing supercharger performance and boost pressures for a great lift in performance, throttle response and power. The pulley is 15% larger than stock

    This Jaguar XF and XJR Supercharger crank pulley will boost performance hugely, though please be aware, it must be combined with our larger supercharger cooler (show in the picture) and upgraded software, it cannot be fitted on its own, combined these upgrades and tuning will deliver guaranteed thrills and up to 650bhp

    Call us for more information on your Jaguar XF tuning and upgrades or drop us an e-mail if you are not sure  

     

    SKU: SKU182882 Categories: , , ,
    £995.00
  • Jaguar XJ 2.7 Diesel Tuning and Jaguar XJ 2.7 Remap

    Jaguar XJ 2.7 Diesel  Tuning and Jaguar 2.7 Diesel   Remap Tuning

     

    Jaguar XJ 2.7 Diesel  Tuning and Remapping can be carried out by Paramount Performance at many locations across the UK and around the world.

    Our Jaguar XJ 2.7 Diesel   tuning and remapping is completely custom, with each XJ remap being written live to your vehicle, the Jaguar XJ tuning can take account of your XJ’s modifications,

    Paramount operate the very latest range of car tuning and remap software and our dedicated team of car tuning engineers have years of experience working in the prestige and Ferrari car tuning arena.

    Jaguar XJ 2.7 Diesel Tuning

    Jaguar XJ 2.7 Diesel Tuning

    Jaguar XJ 2.7 Diesel  tuning and  ECU remapping gives a power increases of around 45bhp (depending on precise model) with significantly better throttle response, full custom chip tuning and live rolling road testing and tuning for your Jaguar XJ is available to at any many locations – please ask for details.

    Paramount Performance the home for all your Diesel  tuning and performance parts

    £399.00
  • Jaguar XJ 3.6 Exhaust System / Jaguar XJ Mufflers

    Jaguar XJ 3.6 Exhaust System / Jaguar XJ 3.6 Mufflers

    High grade stainless steel Jaguar XJ 3.6 exhaust system exhaust and Jaguar XJ 3.6 mufflers made to order. Paramount offer an unrivalled range of Jaguar XJR and XJ tuning parts, Jaguar exhaust systems and exhaust mufflers for the complete range of Jaguar cars, including the Jaguar XJR and XJ exhaust system.   

    The Jaguar XJ exhaust system sound, look, finish can all be custom tailored for the desired result, all of our Jaguar XJ exhaust systems come with a life time corrosion warranty too 

    Performance and stainless steel Jaguar XJ exhaust systems and Jaguar XJ mufflers are available for all Jaguar cars and models if you are not sure, or if you don’t see what you are looking for please e-mail us – we are here to help. 

    Paramount the home of the custom performance Jaguar XJexhaust system, Jaguar XJ 3.6 exhaust mufflers and Jaguar XJR tuning parts   

     

     

      

    SKU: SKU17548111121 Categories: , ,
    £995.00
  • Jaguar XJ 4.0 Exhaust System / Jaguar XJ Exhaust Mufflers 1998 – 2003

    Jaguar XJ 4.0 Exhaust System / Jaguar XJR Exhaust Mufflers 4.0

    High grade stainless steel Jaguar XJ exhaust system exhaust and Jaguar XJ mufflers made to order. Paramount offer an unrivalled range of Jaguar XJR and XJ tuning parts, Jaguar exhaust systems and exhaust mufflers for the complete range of Jaguar cars, including the Jaguar XJR and XJ exhaust system.   

    The Jaguar XJ exhaust system sound, look, finish can all be custom tailored for the desired result, all of our Jaguar XJ exhaust systems come with a life time corrosion warranty too 

    Performance and stainless steel Jaguar XJ exhaust systems and Jaguar XJ mufflers are available for all Jaguar cars and models if you are not sure, or if you don’t see what you are looking for please e-mail us – we are here to help. 

    Paramount the home of the custom performance Jaguar XJexhaust system, Jaguar XJ exhaust mufflers and Jaguar XJR tuning parts   

     

     

      

    SKU: SKU1754811112 Categories: , ,
    £1,375.00