Big G performance module is a true plug n play tuner for your diesel. Add up to 100 HP and get the ability to choose your level of performance with an in-cab switch. This gives you the convenience of on-the-fly adjustability right from the driver's seat.
Choose from Heavy Duty Tow Mode, Tow Mode, Performance Mode and Race Mode just by using the in-cab switch. This allows for fast adjustments with no guesswork. And, it's easy to install too - simply plugs in so there is no wiring required.
In addition to the enormous increase in power, you'll improve throttle response, towing performance and get better fuel economy.
Includes a free 1-Year update policy