TECH SPECS: Header Type: Shorty / Short Tube Primary Diameter: 1-5/8 in. Collector Diameter: 2-1/2 in. Head Flange Thickness：3/8 in.(9.5mm) Pipe Thickness: 16 gauge (1.5mm) Material: 409 Stainless Steel Finish: Natural
Item：6371-SS409
FEATURES: Horse Power Gain: +7.87 hp, Torque Gain: +12.03 lbs. x ft. Excellent quality and durability to improve vehicle performance Shorty design for power gain from idle to mid-range RPM Fully mandrel bent tubes made of high quality 16-gauge 409 stainless steel Head flanges laser-cut from high quality 3/8-inch thick steel plates All joints are golden color TIG brass style welded to prevent cracking and wear The flange is flattened by a hydraulic press for precise and leak free sealing Flanges chrome plated for corrosion resistance Mandrel bent pipes to maintain free flow The accessories in the photos are included 1 year warranty for any manufacturing defect No instructions provided; professional install recommended The Installation Pictures and video Car is Ford F150 model 2013
