Description Unleash your 2018 Ram Cummins 2500, 3500, 4500, or 5500 with custom tuning from Motor Ops at Dirty Diesel Customs. Designed for use with your EZ-Lynk Auto Agent, this tuning package gives you access to five purpose-built power levels and the flexibility to choose between Single Tune or Switch-On-The-Fly (SOTF) options. Single Tune OptionThis package includes five custom tunes: Optimized Stock, Heavy Tow, Light Tow, Sport Economy, and Race. Only one tune can be flashed to the vehicle at a time. To switch tunes, you must reflash the truck using your EZ-Lynk device with the ignition off and the vehicle connected to a power source. Ideal for drivers who prefer a set-it-and-forget-it tuning approach. Switch-On-The-Fly (SOTF) OptionGet access to all five tunes and change between them instantly while driving using the OBD2-style Cummins SOTF switch. No need to shut down or reflash the truck—just select the tune you need on the go. Features Access to all five tunes in EZ-Lynk Cloud Instantly switch tunes while driving (SOTF) Load and use one at a time (Single Tune) Motor Ops tunes produce less smoke More consistent power delivery Easy installation Tuning HEAVY TOW For towing from 8,000lbs up to Gross Vehicle Weight Rating Wider torque curve assists heavy loads +20 RWHP, +40 ft-lbs torque Exhaust temperatures drop up to 100F under full load LIGHT TOW For those towing below 8,000lbs Perfect balance of sport driving & functionality Designed for weekend tower, boats, small tractors, etc Unhook and enjoy a sportier drive +40 RWHP, +80 ft-lbs torque SPORT ECONOMY Fun unloaded daily driving For driving around town, highways Impress your friends Put a smile on your face +80 RWHP, +150 ft-lbs torque Puts your vehicle near the 440 RWHP mark RACE Maxes out the factory fuel system +100 RWHP, +180 ft-lbs torque Adds 260 ft-lbs of torque over factory Recommend transmission tune to avoid premature wear If you drive responsibly, can use Performance as you would Sport Economy Also recommend FASS or Air Dog lift pump to maintain 460 RWHP OPTIMIZED STOCK: +10 RWHP, +20 ft-lbs torque Leaves factory rev limi in place Transmission Tuning Increased transmission line pressure for holding more HP and torque Revised shift schedule to improve drive-ability Keeps the truck on top of the turbo Improved shift timing Re-designed torque converter lock-up strategy Allows power transfer from the engine to the wheels more directly Notes A By-Pass Cable is required to flash the vehicle 4-Week Lynk VS Lifetime Lynk The 4-Week Lynk Package gives you access to all 5 tunes for your vehicle for 4 weeks. This is convenient if you’re seeking a single tune to install on your vehicle. Once the 4 week expires, the tune that is currently in your truck will remain. Upgrading to Lifetime Lynk will give you access to all tuning. The Lifetime Lynk Package offers unlimited permanent changing on all tunes. Every Lifetime Lynk Package includes permanent link features so that you can change your tunes from anywhere, at any time. Installation Click here to view EZ-Lynk instructions Don't want to read? Check out the install video below!