{"product_id":"spdz1-long-tube-headers-chevy-silverado-suburban-tahoe-gmc-sierra-yukon-2007-2014-4-8l-5-3l-6-0l-6-2l-full-polished-stainless-steel","title":"SPDZ1 Long Tube Headers | Chevy Silverado \/ Suburban \/ Tahoe \/ GMC Sierra \/ Yukon (2007-2014) 4.8L \/ 5.3L \/ 6.0L \/ 6.2L – Full Polished Stainless Steel","description":"\u003cp data-start=\"423\" data-end=\"818\"\u003eUnleash the hidden horsepower of your GM truck or SUV with the \u003cstrong data-start=\"486\" data-end=\"543\"\u003eSPDZ1 Full Polished Stainless Steel Long Tube Headers\u003c\/strong\u003e, engineered for maximum flow and unmatched performance.\u003cbr data-start=\"599\" data-end=\"602\"\u003eCompatible with \u003cstrong data-start=\"618\" data-end=\"687\"\u003e2007–2014 Chevy Silverado, Suburban, Tahoe, GMC Sierra, and Yukon\u003c\/strong\u003e models equipped with \u003cstrong data-start=\"709\" data-end=\"749\"\u003e4.8L, 5.3L, 6.0L, or 6.2L V8 engines\u003c\/strong\u003e, these headers are built to outperform stock manifolds in every way.\u003c\/p\u003e\n\u003cp data-start=\"820\" data-end=\"1152\"\u003eEach SPDZ1 header is crafted from \u003cstrong data-start=\"854\" data-end=\"885\"\u003epremium 304 stainless steel\u003c\/strong\u003e and mirror-polished for superior corrosion resistance and show-quality looks. The \u003cstrong data-start=\"968\" data-end=\"988\"\u003elong-tube design\u003c\/strong\u003e maximizes exhaust scavenging, reduces back pressure, and unlocks real gains in horsepower, torque, and throttle response — especially in the mid-to-high RPM range.\u003c\/p\u003e\n\u003cp data-start=\"1154\" data-end=\"1340\"\u003ePerfect for street or performance builds, these headers deliver that deep, throaty exhaust tone every LS-based truck deserves — with the reliability and craftsmanship SPDZ1 is known for.\u003c\/p\u003e\n\u003chr data-start=\"1342\" data-end=\"1345\"\u003e\n\u003ch3 data-start=\"1347\" data-end=\"1367\"\u003e\u003cstrong data-start=\"1351\" data-end=\"1367\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1368\" data-end=\"2076\"\u003e\n\u003cli data-start=\"1368\" data-end=\"1447\"\u003e\n\u003cp data-start=\"1370\" data-end=\"1447\"\u003e\u003cstrong data-start=\"1370\" data-end=\"1382\"\u003eFitment:\u003c\/strong\u003e 2007–2014 Chevy Silverado, Suburban, Tahoe \/ GMC Sierra, Yukon\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1448\" data-end=\"1523\"\u003e\n\u003cp data-start=\"1450\" data-end=\"1523\"\u003e\u003cstrong data-start=\"1450\" data-end=\"1462\"\u003eEngines:\u003c\/strong\u003e Fits 4.8L, 5.3L, 6.0L, and 6.2L V8 applications (LS-based)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1524\" data-end=\"1607\"\u003e\n\u003cp data-start=\"1526\" data-end=\"1607\"\u003e\u003cstrong data-start=\"1526\" data-end=\"1539\"\u003eMaterial:\u003c\/strong\u003e High-grade 304 stainless steel – \u003cstrong data-start=\"1573\" data-end=\"1605\"\u003efully polished mirror finish\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1608\" data-end=\"1699\"\u003e\n\u003cp data-start=\"1610\" data-end=\"1699\"\u003e\u003cstrong data-start=\"1610\" data-end=\"1621\"\u003eDesign:\u003c\/strong\u003e Long-tube equal-length runners for maximum exhaust velocity and power gains\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1700\" data-end=\"1772\"\u003e\n\u003cp data-start=\"1702\" data-end=\"1772\"\u003e\u003cstrong data-start=\"1702\" data-end=\"1718\"\u003ePerformance:\u003c\/strong\u003e Increases horsepower, torque, and throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1773\" data-end=\"1857\"\u003e\n\u003cp data-start=\"1775\" data-end=\"1857\"\u003e\u003cstrong data-start=\"1775\" data-end=\"1792\"\u003eConstruction:\u003c\/strong\u003e Precision TIG-welded with CNC-cut flanges for a leak-free seal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1858\" data-end=\"1936\"\u003e\n\u003cp data-start=\"1860\" data-end=\"1936\"\u003e\u003cstrong data-start=\"1860\" data-end=\"1877\"\u003eInstallation:\u003c\/strong\u003e Direct bolt-on to factory or aftermarket exhaust systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1937\" data-end=\"2012\"\u003e\n\u003cp data-start=\"1939\" data-end=\"2012\"\u003e\u003cstrong data-start=\"1939\" data-end=\"1952\"\u003eIncludes:\u003c\/strong\u003e Gaskets and mounting hardware for a complete installation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2013\" data-end=\"2076\"\u003e\n\u003cp data-start=\"2015\" data-end=\"2076\"\u003e\u003cstrong data-start=\"2015\" data-end=\"2025\"\u003eSound:\u003c\/strong\u003e Deep, aggressive tone with improved exhaust flow\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2078\" data-end=\"2081\"\u003e\n\u003ch3 data-start=\"2083\" data-end=\"2107\"\u003e\u003cstrong data-start=\"2087\" data-end=\"2107\"\u003eWhy Choose SPDZ1\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2108\" data-end=\"2398\"\u003eSPDZ1 headers are designed by enthusiasts, for enthusiasts — offering dyno-proven gains, durable construction, and flawless fitment without the premium price tag. Backed by the Speedzone Performance legacy, these headers deliver \u003cstrong data-start=\"2337\" data-end=\"2398\"\u003ethe perfect blend of performance, reliability, and style.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Speedzone Performance LLC","offers":[{"title":"Default Title","offer_id":43398993117274,"sku":"UNI-HD-159","price":309.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0671\/5018\/4538\/files\/s-l1200_af437604-4a98-4970-a752-2ec6805bfda7.jpg?v=1779315716","url":"https:\/\/garagegeardirect.com\/products\/spdz1-long-tube-headers-chevy-silverado-suburban-tahoe-gmc-sierra-yukon-2007-2014-4-8l-5-3l-6-0l-6-2l-full-polished-stainless-steel","provider":"Garage Gear Direct","version":"1.0","type":"link"}