Stage 1 Remap
BMW 4 serie GC 430i 258hp
BMW 4 serie GC — estimated Stage 1 remap gains.
| Stock | Stage 1 | Gain | |
|---|---|---|---|
| Power | 258 bhp | 310 bhp | +52 bhp |
| Torque | 400 Nm | 470 Nm | +70 Nm |
⚠️ These figures are estimates only. Every vehicle is unique — your actual gains depend on your car's exact specification and condition. Please contact us to confirm the gains for your vehicle.
Stage 1 remapping for the BMW 4 serie GC 430i 258hp by Hardys Remaps — safe, reversible and diagnostics‑led, in Matlock, Derbyshire. Every job includes a pre‑ and post‑tune health check. See more vehicles on our gains checker.