GMS Ford 4V Coil Pack Kit (99-04)

This kit comes with everything you need to deliver the optimal spark to your engine. All this power equals a cleaner more powerful spark ensuring clean, efficient, and complete combustion. In laymans terms, the Granatelli Motor Sports Coil On Plug Upgrade Kit for the 1999-2004 4V 4.6L DOHC motor delivers up to a 15HP increase on naturally aspirated vehicles and a 35HP increase on forced induction and nitrous cars!