Pacesetter = Cr@p. Plus anything that's a "shorty" design really doesn't help performance that much. Maybe 1/3 that of a full 4-2-1 or "Tri-Y" design. 4-2-1 headers are best for n/a applications. If going nitrous or s/c, a 4-1 is the best option.
Frank McCoy aka Mod-deth aka Mid Life Crisis aka SVT Doood aka mcgainer is a SCAM ARTIST
Pre98 Zetec - Some Mods