{"product_id":"max-flow-bridge-to-oem-factory-cold-side-for-2004-5-2005-lly-duramax","title":"Max Flow Bridge to OEM Factory Cold Side for 2004.5-2005 LLY Duramax","description":"\u003cdiv\u003e\n\u003ch2\u003eHSP LLY Y-Bridge Kit to Factory Cold Side for 2004.5-2005 Duramax\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 206-HSP\u003c\/p\u003e\n\u003cp\u003eThe 206-HSP HSP Max Flow Bridge to Factory Cold Side is a bolt-on LLY Y-bridge upgrade for 2004.5-2005 Chevrolet and GMC Duramax trucks. This LLY Duramax Y-bridge kit is designed to increase airflow and reduce boost leaks while retaining compatibility with the OEM factory cold side tube.\u003c\/p\u003e\n\u003ch3\u003eWhy Upgrade to an LLY Y-Bridge?\u003c\/h3\u003e\n\u003cp\u003eThe factory bridge on the 2004.5-2005 LLY Duramax can become a restriction as airflow demand increases. An upgraded Y bridge for LLY Duramax improves flow to support better throttle response and turbo spool-up, while also addressing common sealing issues that can lead to boost leaks.\u003c\/p\u003e\n\u003ch3\u003eWhat Makes the HSP Y Bridge for LLY Duramax Different?\u003c\/h3\u003e\n\u003cp\u003eHSP designed this LLY Y bridge as a 3-inch precision-cast and CNC-machined two-piece bridge that connects to the stock cold side system. The two-piece construction helps simplify installation, improves sealing, and delivers a noticeable airflow improvement compared to the OEM bridge setup.\u003c\/p\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1x Bridge Neck (HSP-IN-209)\u003c\/li\u003e\n\u003cli\u003e1x Bridge (HSP-IN-222)\u003c\/li\u003e\n\u003cli\u003e1x Bridge Neck O-Ring (RFB-670-RFAB)\u003c\/li\u003e\n\u003cli\u003e1x 1\/8\" NPT Brass Plug (RFB-811-RFAB)\u003c\/li\u003e\n\u003cli\u003e2x Bridge Neck Stud (RFB-902-RFAB)\u003c\/li\u003e\n\u003cli\u003e2x Bridge Neck 12-Point Nut (RFB-903-RFAB)\u003c\/li\u003e\n\u003cli\u003e24\" 5\/8\" Heater Hose (RFB-401-RFAB)\u003c\/li\u003e\n\u003cli\u003e2x 5\/8\" Worm Gear Clamp (RFB-403-RFAB)\u003c\/li\u003e\n\u003cli\u003e1x 2.25\" T-Bolt Clamp (RFB-420-RFAB)\u003c\/li\u003e\n\u003cli\u003e1x 3\" T-Bolt Clamp (RFB-422-RFAB)\u003c\/li\u003e\n\u003cli\u003e1x 2.25\" to 3\" Reducer Boot (RFB-441-RFAB)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLLY: 2004.5-2005 (VIN Code 2)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The 8th character of the VIN designates engine code; the 10th character identifies the model year.\u003c\/p\u003e\n\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLLY Duramax Y-bridge kit designed to work with the factory cold side tube\u003c\/li\u003e\n\u003cli\u003eImproved airflow for better performance and turbo spool-up\u003c\/li\u003e\n\u003cli\u003eTwo-piece design for easier install and improved sealing\u003c\/li\u003e\n\u003cli\u003e3-inch diameter bridge for increased flow\u003c\/li\u003e\n\u003cli\u003ePrecision-cast and CNC-machined construction\u003c\/li\u003e\n\u003cli\u003ePowder coating options for a clean engine bay appearance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOur Warranty\u003c\/h3\u003e\n\u003ch4\u003eHSP NO BS LIMITED LIFETIME WARRANTY\u003c\/h4\u003e\n\u003cp\u003eAt HSP, we stand behind every part that leaves our facility. Our No BS Limited Lifetime Warranty is built around straightforward support, clear terms, and a simple process designed to keep you on the road.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"{{store%20url='hsp-warranty'}}\" rel=\"noopener\" title=\"Read the entire HSP Limited Lifetime Warranty!\" target=\"_blank\"\u003e Click here to learn more about our Lifetime No BS Warranty \u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"HSP Diesel Performance","offers":[{"title":"Unfinished Raw","offer_id":56027424325924,"sku":"206-HSP-RAW","price":699.0,"currency_code":"USD","in_stock":true},{"title":"Flag Red","offer_id":56027424358692,"sku":"206-HSP-BR","price":749.0,"currency_code":"USD","in_stock":true},{"title":"Illusion Blueberry","offer_id":56027424391460,"sku":"206-HSP-CB","price":749.0,"currency_code":"USD","in_stock":true},{"title":"Illusion Purple","offer_id":56027424424228,"sku":"206-HSP-CP","price":749.0,"currency_code":"USD","in_stock":true},{"title":"Illusion Cherry","offer_id":56027424456996,"sku":"206-HSP-CR","price":749.0,"currency_code":"USD","in_stock":true},{"title":"Kingsport Gray","offer_id":56027424489764,"sku":"206-HSP-DG","price":749.0,"currency_code":"USD","in_stock":true},{"title":"Ink Black","offer_id":56027424522532,"sku":"206-HSP-GB","price":749.0,"currency_code":"USD","in_stock":true},{"title":"M\u0026M Orange","offer_id":56027424555300,"sku":"206-HSP-O","price":749.0,"currency_code":"USD","in_stock":true},{"title":"Silk Satin Black","offer_id":56027424588068,"sku":"206-HSP-SB","price":749.0,"currency_code":"USD","in_stock":true},{"title":"Polar White","offer_id":56027424620836,"sku":"206-HSP-W","price":749.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0936\/4019\/6388\/files\/206-hsp-raw.webp?v=1786980193","url":"https:\/\/stainlessdiesel.com\/products\/max-flow-bridge-to-oem-factory-cold-side-for-2004-5-2005-lly-duramax","provider":"Stainless Diesel ","version":"1.0","type":"link"}