Owners of 2010-newer Ram diesels who want a little more pulling power might want to consider upgrading the factory intake and exhaust to let the engine breath easier. The aFe Performance Package is a ...

Rislone said its new DPF Clean Diesel DPF Exhaust & Emissions System Cleaner cleans the fuel, exhaust, and emissions systems of diesel vehicles to restore power and performance, reduce regeneration ...

AFE Power’s New Cold-Air Intake, Diamond Eye’s DPF-Back Dual Exhaust, and Hypertech’s Programmer Improve a 6.6L Duramax LML’s Overall Performance and Fuel Economy In the first installment of this ...

The power late-model diesel engines make is impressive straight from the factory, but the infectious quest for more horsepower and torque creates an itch for underhood additions both big and small.