{"product_id":"gibson-99-01-chevrolet-silverado-1500-base-4-8l-1-5-8in-16-gauge-performance-header-ceramic-coated-1","title":"Gibson 99-01 Chevrolet Silverado 1500 Base 4.8L 1-5\/8in 16 Gauge Performance Header - Ceramic Coated","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":44264582512859,"sku":"GIBGP116S-C","price":1790.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0601\/8809\/8779\/products\/c6eb6bc40d9179d0c36aba8323d40fd0.jpg?v=1694542748","url":"https:\/\/www.functionwerks.com\/products\/gibson-99-01-chevrolet-silverado-1500-base-4-8l-1-5-8in-16-gauge-performance-header-ceramic-coated-1","provider":"FunctionWerks","version":"1.0","type":"link"}