2004-08 F150 Triton 5.4L 2WD/ 4WD exhaust - made from 304 stainless steel this 2-1/2" catback features turbo chambered mufflers, clamps and hangers. Includes two 4" diameter slash-cut double-wall conical tips. Fits Stainless Works Performance Connect headers for true dual power. Exits under both sides of rear bumper. Fits Supercrew 5.5' or 6.5' bed or Supercab 6.5' bed.