Jaguar XK 4.2 V8 Supercharged
Engine Tuning Lancaster

Jaguar XK 4.2 V8 Supercharged: remap at a glance

• Fuel: Petrol
• Standard power: 420 bhp, remapped: 465 bhp (+45 bhp, +11%)
• Standard torque: 560 Nm, remapped: 665 Nm (+105 Nm, +19%)
• Service: stage 1 ECU remap, fully dyno tested

Petrol Jaguar XK: what changes with a remap

With a petrol engine the remap works through the ECU's ignition, fuelling and turbo boost tables. Re-calibrating them within safe limits releases power that is already there, rather than adding anything to the engine.

Jaguar XK 4.2 V8 Supercharged against other XK engines

Among the 2 petrol XK engines we have figures for, the 4.2 V8 Supercharged ranks 1st for power gain, 10 bhp above the XK petrol average of 35 bhp.

Across our whole catalogue the average petrol remap adds 27 bhp and 51 Nm, so this engine's 45 bhp and 105 Nm sits at or above that benchmark.

Book vehicle tuning for your Jaguar XK in Lancaster

This is the Lancaster site of the Remap Experts network, serving local drivers. We regularly work with drivers in Millom, Ulverston, Seathwaite, Ravenglass and Grange-over-Sands and nearby areas of the North West.

You get a fully dyno tested remap, a 30 day money back guarantee and a lifetime software warranty with every job. Get your quote today on 0800 779 7864.

If you are closer to Preston, Blackburn and Carlisle, those neighbouring Remap Experts sites can help too.