Your Vehicle
Jaguar XJ R575 5.0 V8 Supercharged 575hp
Power and torque increase
Stage 1: software remap only, no mechanical changes, fully reversible.
Stage 1: file 100 € online, installation quoted by the workshop Ask for a quote
Power HP
Torque Nm
Stage 1 for this engine: quote first, then the file online
The file costs 100 € online; the installation depends on how your ECU is worked on and the workshop confirms it. Ask for a quote: you receive the price and the link to buy the file. · terms
Power Graph
Jaguar XJ R575 5.0 V8 Supercharged 575hp: da 575 a 600HP
Remapping Jaguar XJ
MasterTuning develops remapping for Jaguar. La Jaguar XJ R575 5.0 V8 Supercharged 575hp può passare da 575 HP a 600 HP con un incremento di 25 HP.
The development of each remap is customized by MasterTuning.
- 100% customised files with lifetime warranty
- Reference values for Stage 1: the file is developed on your vehicle and checked in the workshop
- Best performance, within safety margins
- Reduced fuel consumption
ECU Remapping Details Jaguar XJ R575 5.0 V8 Supercharged 575hp
The Jaguar XJ R575 5.0 V8 Supercharged 575hp is equipped with a petrol engine that produces 575 HP and 700 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this Jaguar can achieve 600 HP (+4%) and 750 Nm (+7%).
Our Stage 1 tuning for the XJ 2009 -> delivers an impressive gain of +25 HP and +50 Nm, optimizing the petrol engine's performance while maintaining reliability and staying within safe parameters.
With 575 HP from factory, this Jaguar XJ is already a performance vehicle. Our remapping extracts even more potential, delivering exhilarating acceleration and enhanced driving dynamics for enthusiasts who demand the best.
Don't want to touch the ECU?
Rapid Dimsport add-on modules connect to the engine sensors with original connectors: they fit in a few hours and come off without a trace, leaving the factory software untouched. Useful on a leased car, one still under warranty or one you plan to sell soon. Check which ones fit your Jaguar XJ.
Frequently Asked Questions - Jaguar XJ
How much power can I gain from remapping my Jaguar XJ?
With MasterTuning Stage 1, your Jaguar XJ R575 5.0 V8 Supercharged 575hp can gain +25 HP (from 575 to 600 HP) and +50 Nm of torque. This represents a 4% increase in power.
Is ECU remapping safe for the Jaguar XJ engine?
Yes, MasterTuning's remapping for the Jaguar XJ R575 5.0 V8 Supercharged 575hp is developed within safe parameters. Each file is developed on your vehicle, checked in the workshop and stays within the mechanical limits of the engine.
Is the Jaguar ECU remapping reversible?
Absolutely. The original factory calibration of your Jaguar XJ is always backed up before remapping. The process is 100% reversible at any time.
Will remapping affect my Jaguar warranty?
ECU remapping may affect your manufacturer warranty. We recommend checking your specific warranty terms. Many of our customers choose to remap after the warranty period or accept this trade-off for the significant performance gains.
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