{"product_id":"16526hkr-hooker-header-back-exhaust-system","title":"1973-1974 Chevrolet K10 Pickup Header Back Exhaust System Hooker 16526HKR","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eDesigned for Hooker Competition header back applications. This system uses 2.25-inch 16-gauge aluminized tubing to reduce back-pressure and improve engine efficiency. The system is mandrel bent to eliminate any crush sections in the tubing to help maximize the exhaust flow for better performance.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eMandrel Bent Tubing Eliminates Restrictions in Bends and Improves Exhaust Flow\u003c\/li\u003e\n\u003cli\u003eReduces Backpressure\u003c\/li\u003e\n\u003cli\u003eImproves Engine Efficiency\u003c\/li\u003e\n\u003cli\u003eHardware Included\u003c\/li\u003e\n\u003cli\u003eInstructions Included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eYear\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eMake\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1973-1974\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eK10 Pickup\/K20 Pickup\/K30 Pickup\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e350\/5.7L V8\u003c\/p\u003e\n\u003cp\u003e307\/5.0L V8\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1973-1974\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eK15 Pickup\/K25 Pickup\/K35 Pickup\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e350\/5.7L V8\u003c\/p\u003e\n\u003cp\u003e307\/5.0L V8\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1973-1974\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eK1500 Pickup\/K2500 Pickup\/K3500 Pickup\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e350\/5.7L V8\u003c\/p\u003e\n\u003cp\u003e307\/5.0L V8\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cbr\u003e\n\u003ch3\u003eFitment Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eP\/N 16526HKR was designed to be used with Hooker Competition Headers, 2453HKR. If the dual exhaust is being installed with headers other than 2453HKR, modifications will be required. We will not assume responsibility for fit or performance\u003c\/li\u003e\n\u003cli\u003eMufflers are not supplied with this exhaust system. Hooker Headers has designed this kit in conjunction with Hooker Turbo Muffler (21005HKR) or any equivalent 2 ¼” ID inlet by 2 ¼” ID outlet single offset OEM muffler. Glasspack mufflers may be used with slight modifications.\u003c\/li\u003e\n\u003cli\u003eBreaking in an engine with ceramic-coated headers WILL result in damage to the coating and will VOID all warranties. Ceramic-coated headers require several heat cycles to fully cure before they will withstand extreme heat. HOOKER recommends using a cast-iron exhaust manifold or an old header to break in new engines to avoid coating damage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003ch3\u003eSpecs\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eHooker\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEmission Code\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExhaust Series\u003c\/td\u003e\n\u003ctd\u003eHooker\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eAluminized Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMuffler Type\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eExhaust System\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSound Level\u003c\/td\u003e\n\u003ctd\u003ePipe Only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Type\u003c\/td\u003e\n\u003ctd\u003eHeader-back\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTips\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Size\u003c\/td\u003e\n\u003ctd\u003e2-1\/4 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType of Exhaust\u003c\/td\u003e\n\u003ctd\u003eHeader-Back\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarning\u003c\/td\u003e\n\u003ctd\u003eCalifornia Proposition 65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cbr\u003e\n\u003ch3\u003eEmissions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThis part is legal for sale or use on Racing Use Only Vehicles\u003c\/li\u003e\n\u003cli\u003eThe following vehicles are considered Racing Use Only Vehicles:\u003c\/li\u003e\n\u003cli\u003eRacing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street.\u003c\/li\u003e\n\u003cli\u003eWARNING: It is against the law to install this part on an Emissions Controlled Vehicle\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Hooker","offers":[{"title":"Default Title","offer_id":31704751079473,"sku":"16526HKR","price":333.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2493\/0960\/files\/1973-1974-chevrolet-k10-pickup-header-back-exhaust-system-hooker-16526hkr-modern-day-muffler-1.jpg?v=1739187322","url":"https:\/\/moderndaymuffler.com\/products\/16526hkr-hooker-header-back-exhaust-system","provider":"Modern Day Muffler","version":"1.0","type":"link"}