5.0 · 240+ reviews
★ 5.0 on Google · 240+ 5-star reviews · 10,000+ vehicles tuned · 14+ years experience · In-house 4WD dyno · 0% finance available · BMW & VAG specialists · Warrington · ★ 5.0 on Google · 240+ 5-star reviews · 10,000+ vehicles tuned · 14+ years experience · In-house 4WD dyno · 0% finance available · BMW & VAG specialists · Warrington ·
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HomeTuning Figures › BMW X4

BMW Tuning

BMW X4 Remap Figures

Before and after power and torque for every BMW X4 engine we tune, measured on our in-house 4WD dyno. Every map is written for your exact car and is fully reversible.

F26 - 2014 >

EngineStandardStage 1Stage 2Price
xDrive 20iPetrol184 bhp
270 Nm
260 bhp+76
420 Nm+150
280 bhp+96
450 Nm+180
£449Stage 2 £599+ gearbox £325
S1 + gearbox £649 ›
S2 + gearbox £799 ›
Book
xDrive 20dDiesel190 bhp
400 Nm
220 bhp+30
440 Nm+40
235 bhp+45
460 Nm+60
£449Stage 2 £599+ gearbox £325
S1 + gearbox £649 ›
S2 + gearbox £799 ›
Book
xDrive 30dDiesel211 bhp
500 Nm
300 bhp+89
600 Nm+100
£449+ gearbox £325
S1 + gearbox £649 ›
Book
xDrive 28iPetrol245 bhp
350 Nm
290 bhp+45
450 Nm+100
310 bhp+65
480 Nm+130
£449Stage 2 £599+ gearbox £325
S1 + gearbox £649 ›
S2 + gearbox £799 ›
Book
xDrive 30dDiesel258 bhp
560 Nm
330 bhp+72
690 Nm+130
340 bhp+82
720 Nm+160
£449Stage 2 £599+ gearbox £325
S1 + gearbox £649 ›
S2 + gearbox £799 ›
Book
xDrive 35iPetrol306 bhp
400 Nm
365 bhp+59
520 Nm+120
£449+ gearbox £325
S1 + gearbox £649 ›
Book
xDrive 35dDiesel313 bhp
630 Nm
390 bhp+77
780 Nm+150
400 bhp+87
810 Nm+180
£449Stage 2 £599+ gearbox £325
S1 + gearbox £649 ›
S2 + gearbox £799 ›
Book
xDrive 35iPetrol326 bhp
450 Nm
380 bhp+54
520 Nm+70
£449+ gearbox £325
S1 + gearbox £649 ›
Book
xDrive M40iPetrol360 bhp
465 Nm
380 bhp+20
520 Nm+55
£449+ gearbox £325
S1 + gearbox £649 ›
Book

Stage 2 Petrol supporting mods: decat or sports cat + uprated intercooler.

Stage 2 Diesel supporting mods: DPF delete (off-road use only) + uprated intercooler.

G02 -

EngineStandardStage 1Stage 2Price
xDrive 20iPetrol184 bhp
290 Nm
260 bhp+76
400 Nm+110
£449+ gearbox £385
S1 + gearbox £709 ›
Book
xDrive 20dDiesel190 bhp
400 Nm
220 bhp+30
480 Nm+80
£449+ gearbox £385
S1 + gearbox £709 ›
Book
xDrive 25dDiesel231 bhp
500 Nm
270 bhp+39
550 Nm+50
£449+ gearbox £385
S1 + gearbox £709 ›
Book
xDrive 30iPetrol252 bhp
350 Nm
310 bhp+58
470 Nm+120
£449+ gearbox £385
S1 + gearbox £709 ›
Book
xDrive 30dDiesel265 bhp
620 Nm
310 bhp+45
720 Nm+100
£449+ gearbox £385
S1 + gearbox £709 ›
Book
M40DDiesel326 bhp
680 Nm
360 bhp+34
730 Nm+50
£449+ gearbox £385
S1 + gearbox £709 ›
Book
M40iPetrol354 bhp
500 Nm
400 bhp+46
580 Nm+80
£449+ gearbox £385
S1 + gearbox £709 ›
Book
Spread the cost. From £74.84/mo over 6 months at 0% APR — interest free. Or 3 interest-free payments of £149.67 with Klarna. How finance works ›
Book engine and gearbox tuning together and save £125.

Other BMW models

Whichever you pick, the total carries through to checkout — pay in full by card, Apple Pay or Klarna (3 interest-free payments), or secure the slot with a £50 deposit. Figures are typical results for a healthy, standard vehicle on our dyno. Your car’s actual output depends on its condition, fuel quality and any supporting modifications. Prices shown are for Stage 1 custom dyno tuning inc VAT; locked ECUs (most BMW and Audi registered from mid-2020) carry an additional unlocking charge, confirmed when you book.