MSD Ignition RPM Module Selector Switch 3.0K-5.2K 2005–2010 Ford F-250 4WD No Core Required

No Core Required

Fully capable of handling high horsepower boosted launches

This kit is NOT required with installations utilizing an AirDog or FASS

The factory oil pan drain plug does not have a magnet

MSD Ignition RPM Module Selector Switch 3.0K-5.2K 2005–2010 Ford F-250 4WD No Core RequiredThe RPM module selector plugs directly into the rpm module socket on all MSD soft touch rev controls and accessories that use plug in modules. The user can then select between twelve different rpm limits by simply turning the knob. Six models are available to cover a range from 3,000 rpm to 5,200 rpm in 200 rpm increments. Racers never stop experimenting as they search for every way to wring out more power or handling performance to to gain an edge