Stage 1 Remap
Buick Rainier 5.3 V8 294hp
Buick Rainier — estimated Stage 1 remap gains.
| Stock | Stage 1 | Gain | |
|---|---|---|---|
| Power | 294 bhp | 310 bhp | +16 bhp |
| Torque | 441 Nm | 465 Nm | +24 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 Buick Rainier 5.3 V8 294hp 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.