Ford F150 5.4L 4WD OR 2WD 2004-08

If your looking to for increase performance, great sound and that American-Made quality you can trust, look no further than the American Racing Headers for yourF150 5.4L 4WD OR 2WD 2004-08. Featuring our mandrel bent 3″ stainless steel Y-pipe and primaries, an ARH F150 Long System will deliver the exhaust sound and power to match the aggressive look of this Ford tough truck. Product features on this system includes: 100% Made in the USA – Never Outsourced Made entirely of 304 stainless steel 3/8″ thick laser-cut flanges for a warp-free seal Hand-ported TIG welded inlets Optimized primary tube routing for superior fit and performance Merge collectors with scavenger spikes Catted systems feature severe duty 300 cell catalytic converters with the option to upgrade to 400 cell G-Sport catalytic converters. Call before ordering to upgrade. Attn. All ARH products are exclusively manufactured for racing purposes. Installing these products on any vehicle eliminates the legal use, in any capacity, on public roads/highways and may be subject to fines and/or criminal liability as per the Clean Air Act.