{"product_id":"jba-exhaust-headers-for-chevy-gmc-blazer-c20-r10-5-7l-v8-for-1987-1991-1830s-4js","title":"JBA Exhaust Headers for Chevy GMC Blazer C20 R10 5.7L V8 for 1987-1991 - 1830S-4JS","description":"\u003cp\u003e\u003cstrong\u003eOverview:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e87 GM PU\/87-91 Blzr Cat4Ward® 5.0\/5.7L Silver Ctd\u003c\/p\u003e\u003cp\u003eJBA shorty headers are one of the foremost performance upgrades you can bestow upon your beloved car, truck, or SUV. JBA Headers are significantly less restrictive than stock manifolds and dramatically increase the power and efficiency of your engine. Each header is constructed from durable stainless steel to endure the abuse of racing, towing, and daily driving – built to withstand it all. JBA’s proprietary Firecone collector design uses race proven technology for producing maximum power and torque gains where you drive most. Each system includes factory style emission connections and high-quality hardware for a professional no-leak installation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\u003cli\u003eMandrel bent stainless steel tube\u003c\/li\u003e\u003cli\u003eProprietary JBA Firecone collector\u003c\/li\u003e\u003cli\u003eFactory style emission connections\u003c\/li\u003e\u003cli\u003eExtra thick collector domes\u003c\/li\u003e\u003cli\u003e3\/8\" thick machined flanges with Oversized exhaust ports\u003c\/li\u003e\u003cp\u003e\u003cstrong\u003eSpecs:\u003c\/strong\u003e\u003c\/p\u003e\u003cli\u003e\n\u003cstrong\u003eBrand: \u003c\/strong\u003eJBA Performance\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eCalifornia Proposition 65: \u003c\/strong\u003eWARNING: This product can expose you to chemicals including chromium, which is know to the State of California to cause cancer or birth defects of other reproductive harm. For more information, visit www.p65warnings.ca.gov\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eCARB EO #: \u003c\/strong\u003eD-57-48\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eCatalytic Converter(s) Included: \u003c\/strong\u003eNo\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eCollector Diameter: \u003c\/strong\u003e2.5\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eCollector Port Diameter: \u003c\/strong\u003e2.5\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eCollector Reducers Included: \u003c\/strong\u003eNo\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eColor: \u003c\/strong\u003eGrey\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eDesign: \u003c\/strong\u003eShorty\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eFinish: \u003c\/strong\u003eMetallic Ceramic Coated\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eFlange Thickness: \u003c\/strong\u003e46089\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eGasket Or Seal Included: \u003c\/strong\u003eYes\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eGaskets Included: \u003c\/strong\u003eYes\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eGrade Type: \u003c\/strong\u003ePerformance\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eHeader Material: \u003c\/strong\u003e409 Stainless Steel\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eHeader Style: \u003c\/strong\u003eShorty\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eMounting Hardware Included: \u003c\/strong\u003eYes\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eOxygen Sensor Port: \u003c\/strong\u003eYes\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003ePrimary Tube Outside Diameter: \u003c\/strong\u003e1.625\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003ePrimary Tubing Diameter: \u003c\/strong\u003e1.625\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eSheen Level: \u003c\/strong\u003eSemi-Gloss\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eTube Wall Thickness: \u003c\/strong\u003e0.059\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003ePart Number: \u003c\/strong\u003e1830S-4JS\u003c\/li\u003e\u003cp\u003e\u003cstrong\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\u003cli\u003e\u003cul\u003e\n\u003cli\u003e1987-1991 Chevrolet Blazer 350 CID\u003c\/li\u003e\n\u003cli\u003e1987-1987 Chevrolet Blazer 305 CID\u003c\/li\u003e\n\u003cli\u003e1987-1987 Chevrolet C20 350 CID\u003c\/li\u003e\n\u003cli\u003e1987-1987 Chevrolet R10 350 CID\u003c\/li\u003e\n\u003cli\u003e1987-1987 Chevrolet R10 305 CID\u003c\/li\u003e\n\u003cli\u003e1987-1988 Chevrolet R10 Suburban 350 CID\u003c\/li\u003e\n\u003cli\u003e1989-1991 Chevrolet R1500 Suburban 350 CID\u003c\/li\u003e\n\u003cli\u003e1987-1988 Chevrolet R20 350 CID\u003c\/li\u003e\n\u003cli\u003e1987-1988 Chevrolet R20 305 CID\u003c\/li\u003e\n\u003cli\u003e1987-1988 Chevrolet R20 Suburban 350 CID\u003c\/li\u003e\n\u003cli\u003e1989-1991 Chevrolet R2500 Suburban 350 CID\u003c\/li\u003e\n\u003cli\u003e1987-1987 Chevrolet V10 350 CID\u003c\/li\u003e\n\u003cli\u003e1987-1987 Chevrolet V10 305 CID\u003c\/li\u003e\n\u003cli\u003e1987-1988 Chevrolet V10 Suburban 350 CID\u003c\/li\u003e\n\u003cli\u003e1989-1991 Chevrolet V1500 Suburban 350 CID\u003c\/li\u003e\n\u003cli\u003e1987-1987 Chevrolet C35 350 CID\u003c\/li\u003e\n\u003cli\u003e1987-1991 GMC R1500 Suburban 350 CID\u003c\/li\u003e\n\u003cli\u003e1987-1987 GMC R2500 350 CID\u003c\/li\u003e\n\u003cli\u003e1987-1987 GMC R2500 305 CID\u003c\/li\u003e\n\u003cli\u003e1987-1991 GMC R2500 Suburban 350 CID\u003c\/li\u003e\n\u003cli\u003e1987-1991 GMC V1500 Suburban 350 CID\u003c\/li\u003e\n\u003cli\u003e1987-1991 GMC V2500 Suburban 350 CID\u003c\/li\u003e\n\u003cli\u003e1987-1991 GMC Jimmy 350 CID\u003c\/li\u003e\n\u003cli\u003e1987-1987 GMC Jimmy 305 CID\u003c\/li\u003e\n\u003cli\u003e1987-1987 GMC R1500 350 CID\u003c\/li\u003e\n\u003cli\u003e1987-1987 GMC R1500 305 CID\u003c\/li\u003e\n\u003cli\u003e1987-1987 GMC V1500 350 CID\u003c\/li\u003e\n\u003cli\u003e1987-1987 GMC V1500 305 CID\u003c\/li\u003e\n\u003cli\u003e1987-1987 GMC V2500 350 CID\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/li\u003e\u003cp\u003e\u003cstrong\u003eEmissions:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e1 - This product has been granted a California Air Resources Board (CARB) Executive Order (EO Number) Exemption. It is 50 State Legal when installed on the Specified vehicle per the Manufacturer’s Current Application Guide, the CARB EO, and Installation Instructions.\u003c\/li\u003e \u003c\/ul\u003e","brand":"JBA Performance","offers":[{"title":"Default Title","offer_id":53983904694485,"sku":"1830S-4JS-FBKB","price":924.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2493\/0960\/files\/1830s-4js-fbkb-jba-exhaust-headers-for-chevy-gmc-blazer-c20-r10-57l-v8-for-1987-1991-1830s-4js.jpg?v=1780506898","url":"https:\/\/moderndaymuffler.com\/products\/jba-exhaust-headers-for-chevy-gmc-blazer-c20-r10-5-7l-v8-for-1987-1991-1830s-4js","provider":"Modern Day Muffler","version":"1.0","type":"link"}