Petrol
BMW 3 Series (E46) 1998-2005 petrol remap figures
6 petrol engines for the BMW 3 Series (E46). 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 |
|---|---|---|---|---|
| 323i 170bhpPetrol · 2.5L · 1998-2005 | 170 bhp 245 Nm | 190 bhp 271 Nm | +20 bhp +26 Nm | 1 |
| 325i 192bhpPetrol · 2.5L · 1998-2005 | 192 bhp 245 Nm | 212 bhp 271 Nm | +20 bhp +26 Nm | 1 |
| 328i 193bhpPetrol · 2.8L · 1998-2005 | 193 bhp 279 Nm | 213 bhp 309 Nm | +20 bhp +30 Nm | 1 |
| 330i 231bhpPetrol · 3.0L · 1998-2005 | 231 bhp 300 Nm | 256 bhp 330 Nm | +25 bhp +30 Nm | 1 |
| M3 338bhpPetrol · 3.2L · 2001-2006 | 338 bhp 365 Nm | 368 bhp 397 Nm | +30 bhp +32 Nm | 1 |
| M3 CSL 360bhpPetrol · 3.2L · 1998-2005 | 360 bhp 370 Nm | 383 bhp 401 Nm | +23 bhp +31 Nm | 1 |
All 3 Series (E46) 1998-2005 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.