Odds are, if you're driving an F-150 from '99-'04, you're going to drop a coil and need to replace it. Step up to a new level of performance with MSD's Blaster 2 coils.

We make sure our ignition is getting power to our cylinders properly by installing a new distributor and external coil from MSD Ignition.

If you suspect a faulty ignition coil, you’ll first need to test it. “Testing ignition coils is a straightforward and fairly easy DIY,” says Aaron Turpen, an automotive expert at Car Talk.