GMC Sierra
GMC Sierra tuning
ECU remap and chiptuning files for the GMC Sierra. Pick your engine and generation below to see original vs tuned power and torque, available stages and options.
Sierra 1999 - 2007
| Engine | Fuel | Original | Tuned | |
|---|---|---|---|---|
| 4.3 V6 200hp, Stage 1 | Petrol | 200 hp | 220 hp | View → |
| 4.8 V8 295hp, Stage 1 | Petrol | 295 hp | 315 hp | View → |
| 5.3 V8 295hp, Stage 1 | Petrol | 295 hp | 315 hp | View → |
| 6.0 V8 360hp, Stage 1 | Petrol | 360 hp | 380 hp | View → |
| 6.6 Duramax 365hp, Stage 1 | Diesel | 365 hp | 395 hp | View → |
| 8,1 V8 330hp, Stage 1 | Petrol | 330 hp | 350 hp | View → |
Sierra 2008 - 2013
| Engine | Fuel | Original | Tuned | |
|---|---|---|---|---|
| 4.3 V6 195hp, Stage 1 | Petrol | 195 hp | 215 hp | View → |
| 4.8 V8 302hp, Stage 1 | Petrol | 302 hp | 320 hp | View → |
| 5.3 V8 326hp, Stage 1 | Petrol | 326 hp | 345 hp | View → |
| 6.0 V8 360hp, Stage 1 | Petrol | 360 hp | 380 hp | View → |
| 6.2 V8 403hp, Stage 1 | Petrol | 403 hp | 425 hp | View → |
| 6.6 Duramax 365hp, Stage 1 | Diesel | 365 hp | 395 hp | View → |
Sierra 2014 - 2016
| Engine | Fuel | Original | Tuned | |
|---|---|---|---|---|
| 4.3 V6 285hp, Stage 1 | Petrol | 285 hp | 305 hp | View → |
| 5.3 V8 355hp, Stage 1 | Petrol | 355 hp | 375 hp | View → |
| 6.2 V8 420hp, Stage 1 | Petrol | 420 hp | 440 hp | View → |
| 6.6 Duramax 365hp, Stage 1 | Diesel | 365 hp | 395 hp | View → |
Sierra 2017 ->
| Engine | Fuel | Original | Tuned | |
|---|---|---|---|---|
| 4.3 V6 285hp, Stage 1 | Petrol | 285 hp | 305 hp | View → |
| 5.3 V8 355hp, Stage 1 | Petrol | 355 hp | 375 hp | View → |
| 6.0 V8 360hp, Stage 1 | Petrol | 360 hp | 383 hp | View → |
| 6.2 V8 420hp, Stage 1 | Petrol | 420 hp | 440 hp | View → |
| 6.6 V8 445hp, Stage 1 | Diesel | 445 hp | 500 hp | View → |