Introducing a ground-breaking product: The Pulsar. The Pulsar is an in-line computer that connects directly to the vehicle PCM, eliminating unnecessary wires in the engine compartment. By connecting directly to the truck's PCM, Pulsar has the ability to control the vehicle's signals to optimize performance gains, throttle response, MDS controls, mileage, and more. To make things even better, the Pulsar offers 8 performance levels that are changed by using the vehicle cruise control '+' and '–' buttons on the steering wheel. Power levels are displayed where the gear indicator shows on the dash. Pulsar installs in minutes and is the most exciting and innovative product on the market for 2015-2018 Ram 1500 Hemi trucks!Pulsar Inline Performance Module Connects Directly To The Vehicles PCM No Required Wiring Harness/Flash Tuning/PCM RemovalFeatures and BenefitsAdjustable Power Levels On-The-Fly Improves Economy/Towing Capabilities/Performance 8 Performance Levels- Stock/Economy/Tow/Performance Power Level Displayed On OEM Dash User-Selectable Level w/MDS On/Off Advanced Ignition Timing [Spark]Pulsar Inline Performance ModuleWARNING CA Proposition 65: YesWARNING CA Proposition 65 Message: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov