GMC Sierra Bully Dog Triple Dog with Outlook Combo - Adjustable on-the-fly - 43500

Fits: 2001-2005 GMC Sierra 6.6L Duramax

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.

This is evident with the Triple Dog Downloader, Outlook Monitor and the new Performance Management Tool. These products offer the safety of a module married to the performance and flexibility of a downloader.

Product Development

Each Bully Dog product is built to ensure that it consistently meets and exceeds expectations, yours and ours. Each product goes through an in-depth research and development (R&D) followed by a grueling development procedure that is carried out by a staff of the best engineers in the world.

Once designed, each product is put through months of real world testing, this testing is performed across the United States so that Bully Dog can be sure that each product works correctly and flawlessly in various elevations, weather conditions and driving situations from towing a heavy load to racing down the track.