Remote ECU tune · 3.0L supercharged V6 (AJ126)
A custom Stage 1, 2 or 3 calibration for your Jaguar F-Type / XF 3.0 Supercharged V6 (AJ126), built by hand by a real tuner from your own stock file and datalog, and back with you within three hours of the file arriving. We tune these cars remotely, worldwide: you read and flash with your own HP Tuners interface, and you pay only once the tune is delivered.
Stock vs tuned
From the factory the Jaguar F-Type / XF 3.0 Supercharged V6 (AJ126) makes 375 hp and 339 lb-ft (460 Nm). A Stage 1 tune typically adds 20–40 hp and 22–37 lb-ft, for around 395–415 hp in total. With bolt-ons and a Stage 2 calibration that grows to +40–75 hp, and a Stage 3 build — overdriven crank pulley + smaller supercharger pulley + tune and supporting upgrades — typically lands at 460–485 hp.
| Stage | Added power | Added torque | Total power | Total torque |
|---|---|---|---|---|
| Stock | — | — | 375 hp | 339 lb-ft (460 Nm) |
| Stage 1 | +20–40 hp | +22–37 lb-ft (+30–50 Nm) | 395–415 hp | 361–376 lb-ft (490–510 Nm) |
| Stage 2 | +40–75 hp | +66–107 lb-ft (+90–145 Nm) | 415–450 hp | 406–446 lb-ft (550–605 Nm) |
| Stage 3 | +85–110 hp | +111–125 lb-ft (+150–170 Nm) | 460–485 hp | 450–465 lb-ft (610–630 Nm) |
Typical gains from published dyno results; your car will vary with fuel, mods and conditions.
Tuner's notes
The 340 PS, 380 PS and 400 PS versions share the same hardware and differ only in calibration, so the base 340 PS cars gain the most from software. The stock figure is the 380 PS F-Type S.
Supported versions
HP Tuners lists 2 Jaguar F-Type / XF 3.0 Supercharged V6 (AJ126) entries covering 2013–2018, with 3.0-litre engines. Interface: MPVI2 or newer.
| Years | Model / engine as HP Tuners lists it | Controller | Credits | Interface |
|---|---|---|---|---|
| 2013–2018 | F-Type 3.0L Supercharged (MED17.8.31) | Engine | 6 | MPVI2/2+/3/4 |
| 2013–2018 | XF 3.0L Supercharged (MED17.8.31) | Engine | 6 | MPVI2/2+/3/4 |
Support data per HP Tuners' supported-vehicle list (June 2026). Check your exact car on HP Tuners' vehicle list before you buy credits.
Stages & prices
One flat price per stage, the same for every car: $250 for Stage 1, $450 for Stage 2 and $650 for Stage 3. Ordering is free and you pay only once the finished tune is delivered. 2 free revisions are included with every order. Gearbox (TCM) shift tuning is included wherever your car's transmission controller can be accessed.
Software only. Every map in the MED17.8.31 is recalibrated for the Jaguar F-Type / XF 3.0 Supercharged V6 (AJ126) as it sits today — spark, fuelling, throttle response and limiters — against the datalog you send.
For a Jaguar F-Type / XF 3.0 Supercharged V6 (AJ126) with bolt-ons fitted — intake, exhaust, headers or downpipe, and an intercooler where the car has one. The airflow and fuelling are rebuilt around the hardware you actually have.
Stage 3 on the Jaguar F-Type / XF 3.0 Supercharged V6 (AJ126) means overdriven crank pulley + smaller supercharger pulley + tune and supporting upgrades. The fuel, spark and boost maps are written from scratch for your exact combination.
Typical gains from published dyno results; your car will vary with fuel, mods and conditions.
Before you order
How it works
FAQ
Typically 20–40 hp and 22–37 lb-ft (30–50 Nm) over the stock 375 hp, for around 395–415 hp in total. Typical gains from published dyno results; your car will vary with fuel, mods and conditions.
An HP Tuners interface (we recommend the MPVI4), the HP Tuners credits needed to license the MED17.8.31 for writing, and your stock file plus a datalog of a drive. You read and flash the car yourself; we build the calibration.
Your custom tune is delivered within three hours of your stock file arriving. Six tuners work three shifts, so a file that lands in the middle of the night is picked up just as fast.
Stage 1 is $250, Stage 2 is $450 and Stage 3 is $650, flat. Ordering is free and you pay only once the finished tune is delivered. 2 free revisions are included with every order.
Stage 3 on the Jaguar F-Type / XF 3.0 Supercharged V6 (AJ126) means overdriven crank pulley + smaller supercharger pulley + tune and supporting upgrades. The maps are written from scratch for your build, and typical results are 85–110 hp over stock. Typical gains from published dyno results; your car will vary with fuel, mods and conditions.
