{"product_id":"exhaust-header-90","title":"Shorty Headers Fits 2008-2013 Silverado\/Sierra 5.3L 1-3, 4, V8 Stainless Steel Shorty Headers, Hooker BlackHeart","description":"\u003cp\u003e\u003cb\u003ePart #:\u003c\/b\u003e 70301410-RHKR\u003c\/p\u003e\u003cp\u003eHooker continues to push the boundaries of performance with the BlackHeart line of exhaust products. We are proud to offer these stainless steel shorty headers for 2008-2013 Chevy Silverado\/GMC Sierra vehicles.These headers feature 1-3\/4-inch primary tubes with 2.50-inch collectors and are engineered to offer both premium fitment and maximum performance from your 5.3L engine. CARB compliant under EO # D-115-27.Emissions compliant under C.A.R.B. EO# D-115-27Max dyno gains of +18 HP \u0026amp; +22 LB.FT. torque1-3\/4 lightweight, 16-gauge, stainless steel construction maximizing strength and durability3\/8 thick, CNC header flanges are used for strength and maximum sealing surfaceUtilizes true mitered merge collectors to maximize exhaust velocity and scavenging, resulting in a broad torque curveRetains factory O2 sensors and catalytic converters100 Percent hand welded constructionQuality welds for strength, longevity and good looksTube geometry designed for maximum clearance and hassle-free installationManufacturer's limited lifetime warrantyDetails:Bolt size: M8 x 1.25 x 25mmC.A.R.B Eo: D-115-20, D-115-27 | D-115-27CARB (California) Compliant: YesCollector Diameter: 2.50 inchEmission Code: 1Engine: GM Gen III\/IV (LS)Exhaust Series: Hooker BlackHeartHeader Finish: NaturalHeader Style: ShortyMaterial: 304 Stainless SteelPrimary Tube Dia.: 1-3\/4 inchProduct Type: HeadersTube Material: 304 Stainless SteelWarning: California Proposition 65\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eEmissions compliant under C.A.R.B. EO# D-115-27\u003c\/li\u003e\n\u003cli\u003eLeak-Free Sealing\u003c\/li\u003e\n\u003cli\u003eMax dyno gains of +18 HP \u0026amp; +22 LB.FT. torque\u003c\/li\u003e\n\u003cli\u003eTrue Mitered Merge Collector To Max Exhaust Velocity\/Scavenging\u003c\/li\u003e\n\u003cli\u003e1-3\/4\" lightweight, 16-gauge, stainless steel construction maximizing strength and durability\u003c\/li\u003e\n\u003cli\u003eRetains Factory O2 Sensors\u003c\/li\u003e\n\u003cli\u003e3\/8\" thick, CNC header flanges are used for strength and maximum sealing surface\u003c\/li\u003e\n\u003cli\u003e100% Hand Welded\u003c\/li\u003e\n\u003cli\u003eUtilizes true mitered merge collectors to maximize exhaust velocity and scavenging, resulting in a broad torque curve\u003c\/li\u003e\n\u003cli\u003eQuality Welds For Strength\u003c\/li\u003e\n\u003cli\u003eRetains factory O2 sensors and catalytic converters\u003c\/li\u003e\n\u003cli\u003eTube Geometry Designed For Maximum Clearance\u003c\/li\u003e\n\u003cli\u003e100% hand welded construction\u003c\/li\u003e\n\u003cli\u003eHassle-Free Installation\u003c\/li\u003e\n\u003cli\u003eQuality welds for strength, longevity and good looks\u003c\/li\u003e\n\u003cli\u003eManufacturers Limited Lifetime Warranty\u003c\/li\u003e\n\u003cli\u003eTube geometry designed for maximum clearance and hassle-free installation\u003c\/li\u003e\n\u003cli\u003eManufacturer's limited lifetime warranty\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFits 2008-2013 Silverado\/Sierra 5.3L 1-3\/4, V8 Stainless Steel Shorty Headers, C.A.R.B. EO# D-115-27\u003c\/p\u003e\u003cp\u003eThis product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.\u003c\/p\u003e","brand":"Hooker","offers":[{"title":"Default Title","offer_id":51827714752824,"sku":"H00I 70301410-RHKR","price":912.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/308409106.webp?v=1778804523","url":"https:\/\/store.motormia.co\/products\/exhaust-header-90","provider":"MOTORMIA","version":"1.0","type":"link"}