Shorty Headers for 97-03 F150 Pickup 5.4L | Polished

Features Fits 97-03 F-150 with 5.4L Triton V8 SOHC Shorty design for power gain from idle to mid-range RPM OE style ball socket collector connects to factory exhaust head pipe Fully mandrel bent tubes made of 16-gauge 304 stainless steel Head flanges laser-cut from 3/8-inch thick steel plates Flanges flattened by hydraulic press for precise and leak-free seal Flanges chrome plated for corrosion resistance All joints TIG welded for resistance against cracking and wearing Polished surface for extra protection against rusting Tech Specs Header Type Shorty / Short Tube Primary Diameter 1-1/2 in. (38mm) Collector Diameter 2-1/2 in. (64mm) Head Flange Thickness 3/8 inches (9.5mm) Pipe Thickness 16 gauge (1.5mm) Material 304 Stainless Steel Finish Polished Compatibility Fitment Notes Does NOT fit 5.4L supercharged models Applications 1997-2003 Ford F-150 5.4L Triton V8 SOHC