Volkswagen Golf 2.3 VR5 Stage 1 Remap
On Volkswagen Golf 2.3 VR5 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. 2.3 VR5 engines with 150–170 bhp reach 165–185 bhp with a Stage 1 remap; the largest gain is +15 bhp (Golf 4 2.3 VR5 150hp). Pick your version in the table below.
Volkswagen Golf 2.3 VR5: Stage 1 figures by generation and year
Year / chassis: Golf 4 - 1997 - 2003
| Engine | Power | Torque | Gain |
|---|---|---|---|
| Volkswagen Golf 2.3 VR5 150hp | 150 → 165 bhp | 205 → 225 Nm | +15 bhp |
| Volkswagen Golf 2.3 VR5 GTI 170hp | 170 → 185 bhp | 225 → 245 Nm | +15 bhp |