{"product_id":"speed-engineering-2004-2006-pontiac-gto-1-7-8-longtube-headers","title":"Speed Engineering 2004-2006 Pontiac GTO 1-7\/8\" Longtube Headers","description":"\u003cp\u003eSpeed Engineering 25-1050 longtube headers fit the 2004-2006 Pontiac GTO with 5.7L LS1 or 6.0L LS2 engines. Built from natural-finish 304 stainless steel with mandrel-bent tubing, TIG welds, CNC-machined flanges, 1-7\/8-inch port-matched primaries and 3-inch collectors.\u003c\/p\u003e\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e2004 Pontiac GTO — 5.7L LS1 V8\u003c\/li\u003e\n\u003cli\u003e2005-2006 Pontiac GTO — 6.0L LS2 V8\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eInstallation:\u003c\/strong\u003e Speed Engineering requires its GTO X-pipe kit for installation. Select the optional 3-inch X-pipe (25-1051) above if you do not already have it. X-pipe installation requires cutting the factory cat-back.\u003c\/p\u003e\u003ch3\u003eBuild Your Header Package\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHeaders only, or add the matching 25-1051 GTO X-pipe.\u003c\/li\u003e\n\u003cli\u003eOptional SMG LS MLS header gaskets (SMG-25-1001).\u003c\/li\u003e\n\u003cli\u003eOptional SMG 9070C 8mm ceramic spark plug wires with heat-resistant ceramic boots.\u003c\/li\u003e\n\u003cli\u003eSelect both SMG MLS gaskets and ceramic plug wires for the full upgrade package.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAccessory selections are included in the displayed price. The no-upgrade selection adds no SMG gaskets or ceramic wires.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eRace use only.\u003c\/strong\u003e Intended solely for competition vehicles; not for public-road use.\u003c\/p\u003e","brand":"Speed Engineering","offers":[{"title":"No, Headers Only \/ No Gasket or Wire Upgrade","offer_id":55692955746623,"sku":"25-1050","price":329.99,"currency_code":"USD","in_stock":true},{"title":"No, Headers Only \/ Upgrade SMG MLS Gaskets","offer_id":55692955779391,"sku":"25-1050+SMG-25-1001","price":369.98,"currency_code":"USD","in_stock":true},{"title":"No, Headers Only \/ Add SMG Ceramic Plug Wires – Heat Resistant","offer_id":55692955812159,"sku":"25-1050+9070C","price":464.99,"currency_code":"USD","in_stock":true},{"title":"No, Headers Only \/ SMG MLS Gaskets + SMG Ceramic Plug Wires","offer_id":55692955844927,"sku":"25-1050+SMG-25-1001+9070C","price":504.98,"currency_code":"USD","in_stock":true},{"title":"Yes, Add 3-inch X-Pipe \/ No Gasket or Wire Upgrade","offer_id":55692955877695,"sku":"25-1050+25-1051","price":549.98,"currency_code":"USD","in_stock":true},{"title":"Yes, Add 3-inch X-Pipe \/ Upgrade SMG MLS Gaskets","offer_id":55692955910463,"sku":"25-1050+25-1051+SMG-25-1001","price":589.97,"currency_code":"USD","in_stock":true},{"title":"Yes, Add 3-inch X-Pipe \/ Add SMG Ceramic Plug Wires – Heat Resistant","offer_id":55692955943231,"sku":"25-1050+25-1051+9070C","price":684.98,"currency_code":"USD","in_stock":true},{"title":"Yes, Add 3-inch X-Pipe \/ SMG MLS Gaskets + SMG Ceramic Plug Wires","offer_id":55692955975999,"sku":"25-1050+25-1051+SMG-25-1001+9070C","price":724.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0760\/2041\/6831\/files\/25-1050-pontiac-gto-longtube-headers.jpg?v=1790107241","url":"https:\/\/smgspeed.com\/products\/speed-engineering-2004-2006-pontiac-gto-1-7-8-longtube-headers","provider":"SMGspeed","version":"1.0","type":"link"}