In years past, it was a major effort of both time and money to increase your vehicle's torque and horsepower by physically removing and replacing engine components like the camshaft, intake manifold, ...

Hypertech’s Max Energy 2.0 Programmer Adds 45 hp and 68 lb-ft of torque to ’11-to-’16 6.6L Duramax LMLs Just outside Chet Kokkeler’s office sits the fleet of trucks, equipment, trailers, and vehicles ...