Bully Dog 2007.5-2010 Duramax LMM Bully Dog DPF Delete Tuner – BUL LMM 40428


Product Highlights:

Duramax LMM Bully Dog DPF Delete Tuner

This Duramax LMM Bully Dog DPF Delete Tuner features the following:

• 40hp/70hp

2.5” Color screen

Allows removal of DPF/Cat, EGR & Urea injection

Built in gauges & safety features

• Precisely tune engine with HP gains

• Remove/Adjust top speed limiter

Speedometer recalibration for use of non-stock size tires or gearing

Enable/Disable factory “special features”: High idle, fogs w/highs, seat belt chimes, daytime running lights, etc.

Automatic safety back-down: Controlled by EGT, Boost, Trans. Temp, and Coolant Temp


Bully Dog products are developed with you in mind and each of you has a different need, want and desire. Our products, all the way back to the first propane kits, reflect that. Bully Dog products are built to be flexible, allowing each user to get their own desired result, from outrageous performance on the race track to improved fuel economy driving down the highway. Bully Dog products have you covered with increased performance, added safety and improved economy.


*Race Only*
**This product is not legal for sale in the province of Ontario for road/highway use. Please check with local and provincial legislation/regulations for legality of such product/s.  We assume no liability for misuse of this product/s.**