When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
The 96-98 gt's had npi motors. The 99-04 motors were pi(performance improved). What I mean by pi is the heads, cams and intake are much better on the newer mustangs than the older sn95's. But if looks like you have a new edge gt, so it doesn't really matter.