Seller notes

Application: compatible with 2008-2013 Chevrolet Silverado 1500 with 5.3L V8 2008-2013 GMC Sierra / Sierra 1500 with 5.3L V8 GM Small Block Gen III/IV (LS Based) Engine Features: -OE style ball socket collector connects to factory exhaust head pipe -Gains 18HP and 20 lb-ft torque -Mitered merge collectors to maximize exhaust velocity and scavenging -Excellent quality and durability to improve vehicle performance -Fully mandrel bent tubes made of high quality 16-gauge 304 Stainless Steel -Head fl...

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