Petrol
BMW 4 Series (F3X) 2013> petrol remap figures
8 petrol engines for the BMW 4 Series (F3X). Open yours to see the stock and expected figures for its power, torque and ECU.
| Engine / variant | Stock | Vanguard expected | Expected gain, up to | Stage |
|---|---|---|---|---|
| 428i (N20) 241bhpPetrol · 2.0L · 2013-2015 | 241 bhp 350 Nm | 285 bhp 398 Nm | +44 bhp +48 Nm | 1 |
| 420i (B48) 181bhpPetrol · 2.0L · 2016> | 181 bhp 290 Nm | 278 bhp 447 Nm | +97 bhp +157 Nm | 2 |
| 430i (B48) 248bhpPetrol · 2.0L · 2016> | 248 bhp 350 Nm | 285 bhp 452 Nm | +37 bhp +102 Nm | 1 |
| 435i 301bhpPetrol · 3.0L · 2013> | 301 bhp 400 Nm | 385 bhp 541 Nm | +84 bhp +141 Nm | 1 |
| M4 424bhpPetrol · 3.0L · 2013> | 424 bhp 551 Nm | 511 bhp 740 Nm | +87 bhp +189 Nm | 1 |
| M4 443bhpPetrol · 3.0L · 2016> | 443 bhp 599 Nm | 534 bhp 795 Nm | +91 bhp +196 Nm | 1 |
| M4 GTS 493bhpPetrol · 3.0L · 2016> | 493 bhp 601 Nm | 545 bhp 649 Nm | +52 bhp +48 Nm | 1 |
| 440i 322bhpPetrol · 3.0L · 2016> | 322 bhp 450 Nm | 428 bhp 608 Nm | +106 bhp +158 Nm | 1 |
All 4 Series (F3X) 2013> variants · Diesel versions
Please note: these are expected figures, not guarantees. Real results vary with the condition of the vehicle, the ECU software version, fuel quality and the hardware fitted. Some options - including Stage 2 and anything that needs extra hardware - are for off-road or competition use only. We check every vehicle first and confirm what is achievable before any work starts.