{"product_id":"gibson-gp131s","title":"Gibson GP131S - 01-03 Chevrolet Silverado 3500 Base 8.1L 1-3\/4in 16 Gauge Performance Header - Stainless","description":"\u003cp\u003eGibson GP131S - 01-03 Chevrolet Silverado 3500 Base 8.1L 1-3\/4in 16 Gauge Performance Header - Stainless\u003c\/p\u003e\u003cp\u003eHeaders - Shorty - 1-3\/4 in Primary - Stock Collector Flange - Stainless - Silver Ceramic - GM LS-Series - GM Fullsize SUV \/ Truck 2001-03 - Pair\u003c\/p\u003e\u003cp\u003ePerformance Header; Stainless\u003c\/p\u003e\u003cp\u003eEvery 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.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeavy Duty 409L Stainless 16 Gauge Tubing\u003c\/li\u003e\n\u003cli\u003eMandrel Bent Tubing\u003c\/li\u003e\n\u003cli\u003eHeavy Duty 3\/8 in. Thick Laser Cut Port Flanges\u003c\/li\u003e\n\u003cli\u003ePremium Gaskets and Hardware\u003c\/li\u003e\n\u003cli\u003eNo Welding Required\u003c\/li\u003e\n\u003cli\u003eUses OEM Style Connections\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eApplication\u003c\/strong\u003e: \u003cspan\u003eAutomotive\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCoated Finish\u003c\/strong\u003e: \u003cspan\u003eStainless Steel\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEngine Make\/Size\u003c\/strong\u003e: \u003cspan\u003eChevy 8.1L\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: \u003cspan\u003eStainless Steel\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eMuffler Type\u003c\/strong\u003e: \u003cspan\u003eNone\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003ePort Shape\u003c\/strong\u003e: \u003cspan\u003eSame As Port\/Can Be Matched\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eTube Diameter\u003c\/strong\u003e: \u003cspan\u003e1.750 in.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eTube Direction\u003c\/strong\u003e: \u003cspan\u003eDown Swept\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Gibson","offers":[{"title":"Default Title","offer_id":47301289771146,"sku":"GIB-GP131S","price":690.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0706\/0619\/2778\/files\/0_eab47584e328f2dc825f9535507ba980_normalized.jpg?v=1776732642","url":"https:\/\/www.onlyinstock.com\/products\/gibson-gp131s","provider":"Only In Stock","version":"1.0","type":"link"}