{"product_id":"02-gm-avalanche-5-3l-s-s-header-gibson-performance-exhaust-gp129s-1","title":"Performance Header; Stainless  -  Gibson Performance Exhaust GP129S","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 Performance Exhaust","offers":[{"title":"Default Title","offer_id":45096041644248,"sku":"BFBL_GP129S","price":981.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0684\/3180\/6680\/files\/GIBGP129S_46cc391f-8055-4f32-9621-f9ea413803d9.jpg?v=1717949886","url":"https:\/\/www.truckandautopartsstore.com\/products\/02-gm-avalanche-5-3l-s-s-header-gibson-performance-exhaust-gp129s-1","provider":"Truck \u0026 Auto Parts Store","version":"1.0","type":"link"}