Chrysler Aspen 4.7 V8 Stage 1 Remap
On Chrysler Aspen 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 234–303 bhp reach 255–325 bhp with a Stage 1 remap; the largest gain is +22 bhp (4.7 V8 303hp). Pick your version in the table below.
Chrysler Aspen 4.7 V8: Stage 1 figures by generation and year
Year / chassis: 2004 - 2009
| Engine | Power | Torque | Gain |
|---|---|---|---|
| Chrysler Aspen 4.7 V8 234hp | 234 → 255 bhp | 393 → 415 Nm | +21 bhp |
| Chrysler Aspen 4.7 V8 303hp | 303 → 325 bhp | 447 → 465 Nm | +22 bhp |