BMW X4 ECU Remapping & Engine Tuning
We have remap figures for 12 BMW X4 engines across two generations. Petrol engines gain +11% to +38% power and diesels +10% to +26%. The largest bhp increase is on the X4 F26 20i 2.0: 181 to 250 bhp (+69 bhp, +38%). 10 more engines are in development. Book your X4 in at our Burnley workshop on 01282 779 000, or find a local dealer.
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View FAQs| Generation | Years | Engines | Power gain | Largest gain |
|---|---|---|---|---|
| X4 F26 | 2014–2018 | 8 | +10% to +38% | +69 bhp (+38%) 20i 2.0 |
| X4 G02 | 2018–present | 14 | +15% to +38% | +69 bhp (+38%) 20i 2.0 |
| BMW X4 F26 | Original BHP | Remapped BHP | Original Torque (Nm) | Remapped Torque (Nm) |
|---|---|---|---|---|
| 20d 2.0 188 BHP 2014 -2018 | 188 | 220 (+17%) | 400 | 480 (+20%) |
| 30d 3.0 255 BHP 2014 -2018 | 255 | 290 (+13%) | 560 | 645 (+15%) |
| 30d 3.0 308 BHP 2014 -2018 | 308 | 340 (+10%) | 630 | 690 (+9%) |
| 20i 2.0 181 BHP 2014 -2018 | 181 | 250 (+38%) | 290 | 386 (+33%) |
| 28i 2.0 241 BHP 2014 -2018 | 241 | 283 (+17%) | 350 | 450 (+28%) |
| 30D 3.0 208 BHP 2014 -2018 | 208 | 264 (+26%) | 500 | 600 (+20%) |
| 35i 3.0 302 BHP 2014 -2018 | 302 | 352 (+16%) | 400 | 470 (+17%) |
| M40i 3.0 355 BHP 2015-2018 | 355 | 397 (+11%) | 500 | 576 (+15%) |
| BMW X4 G02 | Original BHP | Remapped BHP | Original Torque (Nm) | Remapped Torque (Nm) |
|---|---|---|---|---|
| 20d 2.0 188 BHP 2018 - Present | 188 | 220 (+17%) | 400 | 480 (+20%) |
| 20i 2.0 181 BHP 2018 - Present | 181 | 250 (+38%) | 290 | 386 (+33%) |
| 25D 2.0 228 BHP 2018 - Present | In Development | |||
| 30D 2.0 261 BHP 2018 - Present | In Development | |||
| 30i 2.0 181 BHP 2018 - Present | 181 | 250 (+38%) | 290 | 386 (+33%) |
| 40D 3.0 322 BHP 2018 - Present | In Development | |||
| M40 3.0 355 BHP 2018 - Present | In Development | |||
| 20DX 2.0 188 HP 2018 Till Present | 188 | 218 (+15%) | 400 | 462 (+15%) |
| 20i 2.0 181 HP 2018 Till Present | In Development | |||
| 25D 2.0 228 HP 2018 Till Present | In Development | |||
| 30D 3.0 261 HP 2018 Till Present | In Development | |||
| 30i 2.0 181 HP 2018 Till Present | In Development | |||
| 40D 3.0 322 HP 2018 Till Present | In Development | |||
| M40i 3.0 355 HP 2018 Till Present | In Development | |||
Frequently asked questions
How much power does a remap add to a BMW X4?
Petrol engines gain +11% to +38% power and diesels +10% to +26%. The full figures for each engine are in the tables above.
Which X4 engine gains the most from a remap?
The X4 F26 20i 2.0 gains the most: 181 to 250 bhp (+69 bhp, +38%). Torque rises from 290 to 386 Nm (+33%).
Which X4 generations do you have remap figures for?
We have figures for two generations: the X4 F26 (2014–2018) and X4 G02 (2018–present).
Are remaps available for every X4 engine?
Not yet. 10 of the 22 engines listed above are still in development. Call our Burnley workshop on 01282 779 000 for an update.
Where can I get my X4 remapped?
Book it in at our workshop in Burnley, Lancashire, on 01282 779 000, or find a local remap dealer in our dealer directory.
How we develop your remap
Our remaps are developed in-house at our facility in Lancashire, and cars are developed on our Dynojet 424xLC² dyno. Read more about dyno tuning at BHP UK.
Related:Petrol ECU tuning · Diesel ECU tuning · All BMW remaps · BMW X2 · BMW X3 · BMW X5 · BMW X6
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