{"product_id":"gibson-01-03-chevrolet-silverado-3500-base-8-1l-1-3-4in-16-gauge-performance-header-stainless","title":"Gibson 01-03 Chevrolet Silverado 3500 Base 8.1L 1-3\/4in 16 Gauge Performance Header - Stainless","description":"Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required.  Uses OEM style connections. 3\/8 in. Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.","brand":"Gibson","offers":[{"title":"Default Title","offer_id":45620828373206,"sku":"GIBGP131S","price":731.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0605\/9012\/9366\/files\/eab47584e328f2dc825f9535507ba980.jpg?v=1716278804","url":"https:\/\/warautoparts.com\/products\/gibson-01-03-chevrolet-silverado-3500-base-8-1l-1-3-4in-16-gauge-performance-header-stainless","provider":"War Auto Parts","version":"1.0","type":"link"}