BULLY DOG GT DIESEL EXTREME TUNERS
- Pre-loaded DPF deleted Tunes
- All models support DPF/EGR/UREA REMOVAL
- Switch on the fly between the 4 power levels (Switch-On-The-Fly Not available on Duramax 11-16)
*For Racing applications only – not to be used on gazetted roads if any emissions items are removed*
40428 – 6.7L Cummins | ||||
Tuning | HP | TQ | HP Gain | TQ Gain |
No Power | 337 | 656 | ||
Tow | 400 | 781 | 91 | 208 |
Performance | 464 | 906 | 128 | 278 |
Extreme | 473 | 930 | 140 | 274 |
40428 – 6.7L Powerstroke | ||||
Tune | HP | TQ | HP Gain | TQ Gain |
No Power | 339 | 616 | ||
Towing | 363 | 715 | 24 | 99 |
Performance | 397 | 751 | 58 | 135 |
Extreme | 421 | 779 | 83 | 163 |