Seller notes

For 2014-2018 Chevy/GMC trucks with 5.3L V8 FEATURES: Shorty design for power gain from idle to mid-range RPMGains 10HP and 10 lb-ft torqueMitered merge collectors to maximize exhaust velocity and scavengingFully mandrel bent tubes made of 16-gauge, 409 stainless steelHead flanges laser-cut from 3/8-inch thick steel platesFlanges flattened by hydraulic press for precise and leak-free sealFlanges chrome plated for corrosion resistanceAll joints TIG welded for resistance against cracking and weari...

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