Bully Dog Rapid Power Module Chevy/GMC Duramax LB7 Engines ’01-’04


The Rapid Power performance module will fulfill your specific need to increase towing performance, drivability and fuel mileage. This module has three horsepower settings of Stock, Towing (40 hp) and Performance (103 hp). This module also includes Tranny Smart software to protect your transmission against unnecessary damage. The Rapid Power performance module is a “must have” for the individuals wanting to receive the best safety package for towing.

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