Petrol
Jeep Grand Cherokee (WJ) 1999-2004 petrol remap figures
4 petrol engines for the Jeep Grand Cherokee (WJ). 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 |
|---|---|---|---|---|
| 4 188bhpPetrol · 4.0L · 1999-2004 | 188 bhp 296 Nm | 220 bhp 344 Nm | +32 bhp +48 Nm | 1 |
| 4.0 Orvis 174bhpPetrol · 4.0L · 1999-2004 | 174 bhp 301 Nm | 207 bhp 337 Nm | +33 bhp +36 Nm | 1 |
| 4.7 217bhpPetrol · 4.7L · 1999-2004 | 217 bhp 391 Nm | 247 bhp 436 Nm | +30 bhp +45 Nm | 1 |
| 4.7 V8 220bhpPetrol · 4.7L · 1999-2004 | 220 bhp 395 Nm | 250 bhp 454 Nm | +30 bhp +59 Nm | 1 |
All Grand Cherokee (WJ) 1999-2004 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.