Mustang Spark Plugs come in many shapes and forms. Latemodel Restoration Supply carries quality OEM replacment spark plugs from Motorcraft and Ford Racing. Offering replacement Mustang spark plugs for 79-95 Mustang 5.0, 94-04 3.8L V6, and even the specific spark plugs for the GT-40 Heads. Whatever Mustang spark plug needs you might have, LRS is sure to have the ones you need.
I have been ordering items from Latemodel Restoration for many years. I've found them to be exceptionally professional, timely with order processing and shipping correct items ordered. I've never received an incorrect item on an order.