Jeep Commander 4.7 V8 Stage 1 Remap
On Jeep Commander 4.7 V8 naturally aspirated engines a Stage 1 remap refines the ignition timing, fuelling and throttle response maps. Without a turbo the power gain is smaller than on turbocharged engines; the difference is felt mostly in throttle response and the mid-range. No hardware is changed and the original software is backed up.
It depends on the generation and the stock output. 4.7 V8 engines with 235–305 bhp reach 255–325 bhp with a Stage 1 remap; the largest gain is +20 bhp (4.7 V8 235hp). Pick your version in the table below.
Jeep Commander 4.7 V8: Stage 1 figures by generation and year
Year / chassis: 2006 - 2010
| Engine | Power | Torque | Gain |
|---|---|---|---|
| Jeep Commander 4.7 V8 235hp | 235 → 255 bhp | 393 → 415 Nm | +20 bhp |
| Jeep Commander 4.7 V8 305hp | 305 → 325 bhp | 453 → 475 Nm | +20 bhp |