Tuning GMC

3.6 V6 275hp — Petrol

3.6 V6 288hp — Petrol

3.6 V6 310hp — Petrol

2.8i 175hp — Petrol

2.9i 185hp — Petrol

3.5 V6 220hp — Petrol

3.7 V6 242hp — Petrol

5.3 V8 300hp — Petrol

2.8 Duramax 181hp — Diesel

3.6 V6 308hp — Petrol

5.3 V8 300hp — Petrol

5.3 V8 290hp — Petrol

4.2i - 270hp — Petrol

4.3i - 190hp — Petrol

4.3 V6 200hp — Petrol

4.8 V8 275hp — Petrol

5.3 V8 310hp — Petrol

5.7 V8 255hp — Petrol

6.0 V8 342hp — Petrol

6.6 V8 365hp — Diesel