{"product_id":"hsp-diesel-upper-coolant-tube-for-2020-2024-chevrolet-and-gmc-l5p-duramax","title":"HSP Diesel Upper Coolant Tube for 2020-2024 Chevrolet and GMC L5P Duramax","description":"\u003ch2\u003eHSP Diesel L5P 2020-2024 Upper Coolant Tube\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 637-2-HSP\u003c\/p\u003e\n\u003cp\u003eThe 637-2-HSP is best known as the HSP Upper Coolant Tube for the 2020-2024 L5P Duramax-equipped Chevrolet and GMC trucks.\u003c\/p\u003e\n\u003ch3\u003eWhy Would You Need the HSP Upper Coolant Tube?\u003c\/h3\u003e\n\u003cp\u003eThe factory upper coolant tube looks out of place in the L5P engine bay. While it functions, the stock design is visually unappealing and susceptible to failure due to weaker construction. HSP created a high-strength, better-looking alternative that complements the power and design of the L5P platform.\u003c\/p\u003e\n\u003ch3\u003eWhat Makes the HSP Upper Coolant Tube Different?\u003c\/h3\u003e\n\u003cp\u003eThe HSP Upper Coolant Tube is crafted from aluminum to eliminate the cracking issues common with factory plastic parts. Its powder coatready and branded with the HSP Diesel logo for a clean, custom look. With precision bends for a factory-fit installation, this tube drops in without any modification, offering excellent coolant flow and a noticeable upgrade in aesthetics and durability.\u003c\/p\u003e\n\u003ch3\u003eWhats Included:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1x Radiator Hose Tube w\/ Logo (HSP-IN-249)\u003c\/li\u003e\n\u003cli\u003e1x 2\" T-Bolt Clamp (RFB-370-RFAB)\u003c\/li\u003e\n\u003cli\u003e1x 2\" 95degree Boot (RFB-689-RFAB)\u003c\/li\u003e\n\u003cli\u003e1x 2\"x4\" Straight Boot (RFB-691-RFAB)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecial Note:\u003c\/h3\u003e\n\u003cp\u003eThis kit fits only the 2020-2024 L5P engines, despite sharing the same VIN code. Small changes in the engine bay design make it incompatible with earlier models. Please confirm your vehicles year before ordering.\u003c\/p\u003e\n\u003ch3\u003eVehicle Fitment:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eL5P: 2020-2024 (8th digit of VIN = Y)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eHow to Verify:\u003c\/strong\u003e The 8th character of the VIN indicates the engine code. The 10th character specifies the model year.\u003c\/p\u003e\n\u003ch3\u003eOverview:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMaintains factory routing\u003c\/li\u003e\n\u003cli\u003e2\" outer diameter to match OEM hose sizing\u003c\/li\u003e\n\u003cli\u003eDirect bolt-in, no modifications required\u003c\/li\u003e\n\u003cli\u003ePowder coatready aluminum construction\u003c\/li\u003e\n\u003cli\u003eCleans up and enhances engine bay appearance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOur Warranty\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHSP No BS Limited Lifetime Warranty\u003c\/strong\u003e\u003cbr\u003eWe believe in our products and back every one with our No BS Warranty. For complete terms, coverage details, and how to submit a claim, \u003ca href=\"{{store%20url='hsp-warranty'}}\" title=\"Read the entire HSP Limited Lifetime Warranty!\"\u003eclick here\u003c\/a\u003e.\u003c\/p\u003e","brand":"HSP Diesel Performance","offers":[{"title":"Unfinished Raw","offer_id":67903734874404,"sku":"637-2-HSP-RAW","price":150.0,"currency_code":"USD","in_stock":true},{"title":"Polar White","offer_id":67903734907172,"sku":"637-2-HSP-W","price":180.0,"currency_code":"USD","in_stock":true},{"title":"Silk Satin Black","offer_id":67903734939940,"sku":"637-2-HSP-SB","price":180.0,"currency_code":"USD","in_stock":true},{"title":"M\u0026M Orange","offer_id":67903734972708,"sku":"637-2-HSP-O","price":180.0,"currency_code":"USD","in_stock":true},{"title":"Ink Black","offer_id":67903735005476,"sku":"637-2-HSP-GB","price":180.0,"currency_code":"USD","in_stock":true},{"title":"Kingsport Gray","offer_id":67903735038244,"sku":"637-2-HSP-DG","price":180.0,"currency_code":"USD","in_stock":true},{"title":"Illusion Cherry","offer_id":67903735071012,"sku":"637-2-HSP-CR","price":180.0,"currency_code":"USD","in_stock":true},{"title":"Illusion Purple","offer_id":67903735103780,"sku":"637-2-HSP-CP","price":180.0,"currency_code":"USD","in_stock":true},{"title":"Illusion Blueberry","offer_id":67903735136548,"sku":"637-2-HSP-CB","price":180.0,"currency_code":"USD","in_stock":true},{"title":"Flag Red","offer_id":67903735169316,"sku":"637-2-HSP-BR","price":180.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0936\/4019\/6388\/files\/hsp-diesel-l5p-2020-2021-upper-coolant-tube-hsp-637-2-ill-bberry-2_1.webp?v=1792768870","url":"https:\/\/stainlessdiesel.com\/products\/hsp-diesel-upper-coolant-tube-for-2020-2024-chevrolet-and-gmc-l5p-duramax","provider":"Stainless Diesel ","version":"1.0","type":"link"}