Land-Rover Discovery 4.0 V8 185 hp — Stage 1 file

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Chip tuning for Land-Rover Discovery 4.0 V8 185 hp ECU

Land-Rover Discovery (1999) 4.0 V8 185 hp — premium petrol engine of the passenger segment of the Tata Motors (Jaguar Land Rover) group (Великобритания, 1922). A petrol engine built in 1999 — the era before widespread firmware encryption, OBD flash without complications.

The Range Rover is the flagship of the premium SUV segment and an iconic model for the brand. The Defender is an off-roader with a legendary reputation for capability. Land Rover shares platforms and engines with Jaguar within JLR. The Jaguar V8 Supercharged is an iconic premium-segment engine. Jaguar shares some ECUs with Ford (a Visteon legacy). Jaguar's petrol range spans turbocharged Ingenium units and supercharged V6/V8 engines.

The Jaguar community is a premium chip tuning niche in the UK and Europe. Mid-range Jaguars are premium saloons with solid headroom for Stage 1.

Frequently asked questions

What does a Stage 1 remap of the Land-Rover Discovery 4.0 V8 185 hp include?

Stage 1 is a software optimization of the factory ECU firmware of the Land-Rover Discovery with no hardware changes. The injection, boost, ignition-timing and torque maps are reprogrammed.

What is the risk of Stage 1 on the Land-Rover Discovery 4.0 V8 185 hp?

A remap of the Land-Rover Discovery 4.0 V8 185 hp is safe — the factory calibration in this mid-range class is conservative, leaving genuine headroom for Stage 1 with no hardware changes.

What is Stage 2 for the Land-Rover Discovery 4.0 V8 185 hp?

Stage 2 for the Land-Rover Discovery 4.0 V8 185 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.

Does the factory warranty of the Land-Rover Discovery remain valid after Stage 1?

After remapping the Land-Rover Discovery, 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 Land-Rover Discovery?

Reading and writing via OBD takes 25-30 minutes on the Land-Rover Discovery. 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 Land-Rover Discovery?

Before Stage 1 the original of the Land-Rover Discovery 4.0 V8 185 hp is read out and saved — returning to the factory state is possible at any time.

How much does chip tuning the Land-Rover Discovery 4.0 V8 185 hp cost?

The remap price for the Land-Rover Discovery 4.0 V8 185 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: 30.08.2026 · Source: manufacturer technical documentation · Measurements: CHIPOK dyno