Bully Dog Technologies
Bully Dog was made famous by its propane injection systems, but the company offers a full line of diesel performance products including injectors, modules, intakes, exhausts, torque converter upgrades, and of course, propane injection for 1994 and newer Cummins models. The company's latest product for Dodge is its Power Pup uploader featuring three power leves, diagnostic code reading capability, and power take-off function.
208/397-3200
www.bullydog.com
Diesel Transmission Technology
As its name implies, DTT specializes in building beefy transmissions capable of withstanding the massive torque output of today's diesel engines. But the company also offers power modules and other goodies to turn your Cummins into a tire-smoking mean machine.
866/504-4002
www.dieseltrans.com
Edge Products
Edge's easy-to-use and effective power modules have made them a favorite with consumers and other diesel tuners alike. Easy installation is the company's trademark, with plug-and-play installation for most of its products. The company's latest product for the 1998-2004 Cummins Ram is its five-level Juice module ranging from 40-120+ added horsepower and 150-350 additional lbs./ft.
888/960-3343
www.edgeproducts.com
Click here to read 4 Wheel & Off Road's story featuring an Edge Products Module.
Hypertech
Hypertech offers a three-stage performance module for the 1998.5 to 2002 Cummins, allowing the user to tune for maximum performance, or heavy-duty use, such as towing and hauling. In addition to the performance programming, the module also has the ability to read diagnostic trouble codes.
901/382-8888
www.hypertech.com
Pacbrake
Pacbrake specializes in one product, and its experience and specialization shows. This company is well-known and respected throughout the industry for its exhaust brakes. The company's brakes for the Cummins bolt directly to the turbo for easy installation and effective engine braking. The company's new PRXB series of exhaust brakes offer performance comparable to heavy-duty engine brakes at about half the price, according to the company.
800/663-0096
www.pacbrake.com