Jaguar XJR 5.0 V8 supercharged (jaguar) 550 hp — Stage 1 file (+25 hp)

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Chip tuning for Jaguar XJR 5.0 V8 supercharged (jaguar) 550 hp ECU

Jaguar XJR (2013) 5.0 V8 supercharged (jaguar) 550 hp — premium petrol engine of the passenger segment of the Tata Motors (Jaguar Land Rover) group (Великобритания, 1922). Stage 1 chip tuning raises power from 550 to 575 hp (+25 hp, +5%) and torque from 680 to 700 Nm (+20 Nm). This engine ships with different ECU variants: Bosch MED17.8.31, Bosch MED17.8.32. The flashing method is determined by the specific unit: OBD, Bench or Boot mode. In the CHIPOK database: 2 configurations · 2 ECU variants. A petrol engine built in 2013 — a Tricore platform without strong protection; OBD access works.

SVR (Special Vehicle Operations) is JLR's performance division. Jaguar shares platforms and engines with Land Rover within JLR. Jaguar Ingenium is JLR's modern modular engine family. The Jaguar V8 Supercharged is an iconic premium-segment engine. Jaguar's petrol range spans turbocharged Ingenium units and supercharged V6/V8 engines. The supercharged Jaguar V8 has significant potential with hardware upgrades.

The supercharged Jaguar V8 comfortably reaches Stage 2 with the right hardware. The Jaguar community is a premium chip tuning niche in the UK and Europe. The top Jaguar SVR engines (supercharged V8) mark the ceiling of British premium performance.

Frequently asked questions

How much horsepower does Stage 1 add for the Jaguar XJR 5.0 V8 supercharged (jaguar) 550 hp?

Stage 1 chip tuning on the Jaguar XJR 5.0 V8 supercharged (jaguar) 550 hp boosts engine output by 25 hp: from 550 to 575 hp. Torque rises from 680 to 700 Nm (+20 Nm).

What changes in the Jaguar XJR ECU after Stage 1?

Stage 1 is a software optimization of the factory ECU firmware of the Jaguar XJR with no hardware changes. The injection, boost, ignition-timing and torque maps are reprogrammed. The gain is +25 hp with no hardware changes.

Does Stage 1 make sense on the Jaguar XJR 5.0 V8 supercharged (jaguar) 550 hp with this much power?

On the top-spec Jaguar XJR 5.0 V8 supercharged (jaguar) 550 hp engine, Stage 1 is the starting point before Stage 2 with a downpipe, intake and a larger intercooler. The mass-market factory calibration leaves substantial headroom for an aggressive software tune.

What is Stage 2 for the Jaguar XJR 5.0 V8 supercharged (jaguar) 550 hp?

Stage 2 for the Jaguar XJR 5.0 V8 supercharged (jaguar) 550 hp is Stage 1 plus hardware changes: a downpipe, a larger intake and a performance intercooler. The gain is considerably higher, but it requires professional component selection.

Which control units is the Jaguar XJR 5.0 V8 supercharged (jaguar) 550 hp built with?

The Jaguar XJR 5.0 V8 supercharged (jaguar) 550 hp comes with 2 ECU variants: Bosch MED17.8.31, Bosch MED17.8.32. Calibration is done for the specific unit after the revision is identified.

Does the factory warranty of the Jaguar XJR remain valid after Stage 1?

After remapping the Jaguar XJR, the official factory warranty on the engine and gearbox is lost (this applies to any manufacturer when the ECU is modified). CHIPOK guarantees the quality of the calibration and free revisions.

How long is the wait for a Stage 1 remap for the Jaguar XJR?

Reading and writing via OBD takes 25-30 minutes on the Jaguar XJR. Bench reading (BDM/JTAG) takes about 60 minutes plus refitting. Remote file processing at CHIPOK takes 5-30 minutes.

How do you roll back to the factory firmware of the Jaguar XJR?

Before Stage 1 the original of the Jaguar XJR 5.0 V8 supercharged (jaguar) 550 hp is read out and saved — returning to the factory state is possible at any time.

How much does chip tuning the Jaguar XJR 5.0 V8 supercharged (jaguar) 550 hp cost?

The remap price for the Jaguar XJR 5.0 V8 supercharged (jaguar) 550 hp is dynamic and is calculated in the CHIPOK calculator based on the selected options. A credit-based payment model, with no subscription fees.

Last updated: 01.09.2026 · Source: manufacturer technical documentation · Measurements: CHIPOK dyno