{"product_id":"granatelli-gm-ls-lt-0-ohm-12-red-high-temp-spark-plug-wires-28-1629htr","title":"Granatelli GM LS \u0026 LT 0-Ohm 12\" Red High-Temp Spark Plug Wires – 28-1629HTR","description":"\u003cdiv class=\"gms-product-description\"\u003e\n\n  \u003cdiv style=\"margin-bottom:22px;\"\u003e\n    \u003cp style=\"font-size:19px; line-height:1.6; font-weight:700; margin:0 0 14px 0;\"\u003e\n      Horsepower starts with a clean, consistent spark. Granatelli 0-Ohm wires are engineered to give your LS or LT a direct path from coil to plug—without unnecessary resistance stealing ignition energy along the way.\n    \u003c\/p\u003e\n\n```\n\u003cp style=\"line-height:1.65; margin:0 0 14px 0;\"\u003e\n  The \u003cstrong\u003eGranatelli 28-1629HTR 0-Ohm High-Performance Spark Plug Wire Set\u003c\/strong\u003e\n  combines maximum available ignition-energy transfer with a versatile\n  \u003cstrong\u003e12-inch boot-to-boot length\u003c\/strong\u003e for performance builds that need additional\n  routing flexibility.\n\u003c\/p\u003e\n\n\u003cp style=\"line-height:1.65; margin:0;\"\u003e\n  Built with \u003cstrong\u003e8mm red high-temperature silicone insulation\u003c\/strong\u003e, these wires are\n  designed to withstand demanding under-hood conditions while delivering strong, consistent\n  spark performance for stock, modified, naturally aspirated and boosted GM LS \u0026amp; LT applications.\n\u003c\/p\u003e\n```\n\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"background:#111111; padding:20px; margin:22px 0; text-align:center;\"\u003e\n    \u003ch3 style=\"color:#ffffff; margin:0 0 8px 0; font-size:24px;\"\u003e\n      GIVE YOUR COILS A BETTER PATH TO THE PLUG.\n    \u003c\/h3\u003e\n\n```\n\u003cp style=\"color:#ff3333; font-size:20px; font-weight:bold; margin:0 0 8px 0;\"\u003e\n  GUARANTEED 5–10 HP GAIN\n\u003c\/p\u003e\n\n\u003cp style=\"color:#ffffff; line-height:1.65; margin:0;\"\u003e\n  Naturally aspirated applications can see a measurable horsepower increase,\n  while \u003cstrong style=\"color:#ffffff;\"\u003esupercharged, turbocharged and nitrous combinations may see even greater gains\u003c\/strong\u003e.\n\u003c\/p\u003e\n```\n\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"background:#f4f4f4; border-left:5px solid #cc0000; padding:18px 20px; margin:22px 0;\"\u003e\n    \u003ch3 style=\"margin:0 0 12px 0;\"\u003eKey Features\u003c\/h3\u003e\n\n```\n\u003cul style=\"margin:0; padding-left:22px; line-height:1.8;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003e0-ohm conductor design\u003c\/strong\u003e for maximum available ignition-energy transfer\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003e12\" overall length – measured boot end to boot end\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003e8mm red high-temperature silicone insulation\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003eHeat rated beyond \u003cstrong\u003e500°F\u003c\/strong\u003e\n\u003c\/li\u003e\n  \u003cli\u003eStainless-steel spiral-wound core helps suppress EMI \u0026amp; RFI interference\u003c\/li\u003e\n  \u003cli\u003eDesigned for compatible GM LS \u0026amp; LT coil-near-plug ignition systems\u003c\/li\u003e\n  \u003cli\u003eOE-style boots and terminals for straightforward installation\u003c\/li\u003e\n  \u003cli\u003eExcellent for naturally aspirated, supercharged, turbocharged and nitrous applications\u003c\/li\u003e\n  \u003cli\u003eIdeal for custom routing and performance engine bays\u003c\/li\u003e\n  \u003cli\u003eCompatible with modern ECUs and digital tuning systems\u003c\/li\u003e\n  \u003cli\u003ePre-assembled – no cutting, trimming or crimping required\u003c\/li\u003e\n  \u003cli\u003eComplete V8 set – 8 wires\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eMade in the USA\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n```\n\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"background:#fff3cd; border:2px solid #e0a800; padding:16px 18px; margin:22px 0;\"\u003e\n    \u003cp style=\"margin:0; line-height:1.65;\"\u003e\n      \u003cstrong\u003eEasy Bolt-On Performance:\u003c\/strong\u003e Remove your existing spark plug wires and replace\n      them with the Granatelli 0-Ohm set. The pre-assembled construction and OE-style terminals\n      make installation simple with no custom wire building or ignition conversion required.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin:24px 0;\"\u003e\n    \u003ch3 style=\"margin:0 0 10px 0;\"\u003e12\" Length Gives You More Routing Freedom\u003c\/h3\u003e\n\n```\n\u003cp style=\"line-height:1.65; margin:0;\"\u003e\n  The \u003cstrong\u003e12-inch boot-to-boot configuration\u003c\/strong\u003e gives you additional flexibility\n  when routing around headers, brackets, coil locations and other engine-bay components.\n  It is especially useful on modified or custom setups where a shorter wire may create\n  unnecessary tension or restrict your routing options.\n\u003c\/p\u003e\n```\n\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin:24px 0;\"\u003e\n    \u003ch3 style=\"margin:0 0 10px 0;\"\u003e0-Ohm Performance Where It Matters\u003c\/h3\u003e\n\n```\n\u003cp style=\"line-height:1.65; margin:0;\"\u003e\n  Your ignition coils generate the energy needed to fire the plugs. Granatelli's\n  \u003cstrong\u003e0-Ohm conductor design\u003c\/strong\u003e is engineered to minimize resistance through the\n  wire so the maximum available coil output reaches the spark plug. Strong ignition delivery\n  becomes increasingly important as RPM, cylinder pressure, boost and horsepower increase.\n\u003c\/p\u003e\n```\n\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin:24px 0;\"\u003e\n    \u003ch3 style=\"margin:0 0 10px 0;\"\u003eBuilt for High-Temperature Engine Bays\u003c\/h3\u003e\n\n```\n\u003cp style=\"line-height:1.65; margin:0;\"\u003e\n  Performance headers, turbo systems and modified exhaust components create intense heat\n  around the spark plugs. The \u003cstrong\u003e8mm red high-temperature silicone construction\u003c\/strong\u003e\n  is rated beyond 500°F and designed to provide dependable protection in demanding street,\n  strip and race environments.\n\u003c\/p\u003e\n```\n\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"background:#111111; padding:18px 20px; margin:24px 0;\"\u003e\n    \u003ch3 style=\"color:#ffffff; margin:0 0 12px 0;\"\u003e\n      Compatible GM LS \u0026amp; LT Engine Families\n    \u003c\/h3\u003e\n\n```\n\u003cp style=\"color:#ffffff; line-height:1.65; margin:0 0 14px 0;\"\u003e\n  Designed for many compatible GM LS and LT engines using the correct\n  coil-near-plug layout and\n  \u003cstrong style=\"color:#ffffff;\"\u003e12-inch boot-end-to-boot-end wire configuration\u003c\/strong\u003e.\n\u003c\/p\u003e\n\n\u003cdiv style=\"display:flex; flex-wrap:wrap; gap:8px;\"\u003e\n  \u003cspan style=\"background:#ffffff; color:#111111; padding:8px 11px;\"\u003e\u003cstrong\u003eLS1\u003c\/strong\u003e\u003c\/span\u003e\n  \u003cspan style=\"background:#ffffff; color:#111111; padding:8px 11px;\"\u003e\u003cstrong\u003eLS2\u003c\/strong\u003e\u003c\/span\u003e\n  \u003cspan style=\"background:#ffffff; color:#111111; padding:8px 11px;\"\u003e\u003cstrong\u003eLS3\u003c\/strong\u003e\u003c\/span\u003e\n  \u003cspan style=\"background:#ffffff; color:#111111; padding:8px 11px;\"\u003e\u003cstrong\u003eLS6\u003c\/strong\u003e\u003c\/span\u003e\n  \u003cspan style=\"background:#ffffff; color:#111111; padding:8px 11px;\"\u003e\u003cstrong\u003eLS7\u003c\/strong\u003e\u003c\/span\u003e\n  \u003cspan style=\"background:#ffffff; color:#111111; padding:8px 11px;\"\u003e\u003cstrong\u003eLS9\u003c\/strong\u003e\u003c\/span\u003e\n  \u003cspan style=\"background:#ffffff; color:#111111; padding:8px 11px;\"\u003e\u003cstrong\u003eLSA\u003c\/strong\u003e\u003c\/span\u003e\n  \u003cspan style=\"background:#ffffff; color:#111111; padding:8px 11px;\"\u003e\u003cstrong\u003eLQ4\u003c\/strong\u003e\u003c\/span\u003e\n  \u003cspan style=\"background:#ffffff; color:#111111; padding:8px 11px;\"\u003e\u003cstrong\u003eLQ9\u003c\/strong\u003e\u003c\/span\u003e\n  \u003cspan style=\"background:#ffffff; color:#111111; padding:8px 11px;\"\u003e\u003cstrong\u003eL76\u003c\/strong\u003e\u003c\/span\u003e\n  \u003cspan style=\"background:#ffffff; color:#111111; padding:8px 11px;\"\u003e\u003cstrong\u003eL92\u003c\/strong\u003e\u003c\/span\u003e\n  \u003cspan style=\"background:#ffffff; color:#111111; padding:8px 11px;\"\u003e\u003cstrong\u003eL99\u003c\/strong\u003e\u003c\/span\u003e\n  \u003cspan style=\"background:#ffffff; color:#111111; padding:8px 11px;\"\u003e\u003cstrong\u003eLT1\u003c\/strong\u003e\u003c\/span\u003e\n  \u003cspan style=\"background:#ffffff; color:#111111; padding:8px 11px;\"\u003e\u003cstrong\u003eLT4\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n```\n\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin:24px 0;\"\u003e\n    \u003ch3 style=\"margin:0 0 12px 0;\"\u003eCommon Engine Sizes\u003c\/h3\u003e\n\n```\n\u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background:#111111; color:#ffffff;\"\u003e\n      \u003cth style=\"padding:11px; border:1px solid #cccccc; text-align:left;\"\u003eEngine Size\u003c\/th\u003e\n      \u003cth style=\"padding:11px; border:1px solid #cccccc; text-align:left;\"\u003eCommon Engine Families\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e\u003cstrong\u003e4.8L\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e\n        Compatible LS-based applications using the correct 12\" wire configuration\n      \u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr style=\"background:#f6f6f6;\"\u003e\n      \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e\u003cstrong\u003e5.3L\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e\n        Compatible LS \u0026amp; LT-based applications using the correct wire configuration\n      \u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e\u003cstrong\u003e5.7L\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003eLS1, LS6\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr style=\"background:#f6f6f6;\"\u003e\n      \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e\u003cstrong\u003e6.0L\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e\n        LS2, LQ4, LQ9, L76 and other compatible LS applications\n      \u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e\u003cstrong\u003e6.2L\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e\n        LS3, L92, L99, LS9, LSA, LT1, LT4\n      \u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr style=\"background:#f6f6f6;\"\u003e\n      \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003e\u003cstrong\u003e7.0L\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding:11px; border:1px solid #dddddd;\"\u003eLS7\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n```\n\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"background:#fff8e6; border:1px solid #e3c66c; padding:16px 18px; margin-top:22px;\"\u003e\n    \u003cp style=\"margin:0 0 10px 0; line-height:1.65;\"\u003e\n      \u003cstrong\u003eImportant Fitment Notice:\u003c\/strong\u003e These wires measure\n      \u003cstrong\u003e12 inches from boot end to boot end\u003c\/strong\u003e. Engine family or displacement alone\n      does not guarantee physical fitment. Compare your existing wire length, ignition coil location,\n      spark plug boot configuration and routing before ordering.\n    \u003c\/p\u003e\n\n```\n\u003cp style=\"margin:0; line-height:1.65;\"\u003e\n  \u003cstrong\u003eHeat Notice:\u003c\/strong\u003e The high-temperature silicone construction provides increased\n  protection in demanding engine bays, but the wires should still be routed with proper clearance\n  from headers and other extremely hot exhaust components whenever possible.\n\u003c\/p\u003e\n```\n\n  \u003c\/div\u003e\n\n\u003c\/div\u003e\n","brand":"Granatelli Motor Sports","offers":[{"title":"Default Title","offer_id":46021419565116,"sku":"28-1629HTR","price":254.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/5934\/4956\/files\/F198646353.jpg?v=1787022851","url":"https:\/\/rpm-racing.com\/products\/granatelli-gm-ls-lt-0-ohm-12-red-high-temp-spark-plug-wires-28-1629htr","provider":"Racing Precision Motorsports","version":"1.0","type":"link"}