Cat Power Pup Officially Released
'99-'07 Models on Initial Release!
Bully Dog is proud to announce that the Cat Big Rig Power Pup™ is officially released so those fleets and owner operators with Cat™ powered trucks and tractors can exper....More
DPF Cummins economy tune independently verified
7.07% improvement over control vehicle
SAN ANGELO, TEXAS
More great news on the '07.5-'09 Cummins engine tuning found on the big rig Cummins Power Pup™ #46510. An independent test has been conducted at a research....More