MSD 8922 Dis Coil Simulator
Guaranteed Fitment
Always the correct part
Added Value
Performance matched parts
In-House Experts
We know our products
Nationwide Delivery
Economy shipping
In some instances when you install a DIS-4 Plus Ignition, the factory ECU may not be able to distinguish when the coil fires. This is the signal that is also responsible for firing the injectors (or the tachometer), which may cause a no-run situation.