{"product_id":"kushop-billet-aluminum-coolant-plate-for-2001-2017-chevy-gmc-6-6l-duramax-lb7-l5p-o-ring-seal-direct-fit","title":"KUSHOP Billet Aluminum Coolant Plate for 2001–2017 Chevy\/GMC 6.6L Duramax (LB7–L5P) — O‑Ring Seal, Direct-Fit","description":"\u003cp\u003e\u003cstrong\u003eKUSHOP’s billet aluminum coolant plate is a direct replacement for the stock thermostat housing plate on 2001–2017 Chevy\/GMC 6.6L Duramax engines, providing a precision O-ring seal and a durable, leak-resistant connection.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf you’re maintaining or upgrading a Duramax-powered truck (LB7, LLY, LBZ, LMM, LML, or L5P), this direct-fit coolant plate swaps into the factory location to restore a proper coolant seal and offer longer-lasting corrosion resistance than the original stamped or plastic pieces. Machined from solid billet aluminum, it resists warping and provides consistent clamping surface for the included O-ring, helping prevent coolant seepage where the thermostat housing meets the engine block.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this KUSHOP coolant plate fit my 2001–2017 Chevy\/GMC 6.6L Duramax?\u003c\/h3\u003e\n\u003cp\u003eThe plate is designed as a direct replacement to match factory mounting points and mating surfaces for LB7, LLY, LBZ, LMM, LML and L5P Duramax engines from model years 2001–2017. Installation follows the original plate’s bolt pattern and uses the provided O-ring for a secure seal.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect-fit design for specified Duramax engine codes\u003c\/li\u003e\n  \u003cli\u003eUses original bolt locations—no drilling or modification\u003c\/li\u003e\n  \u003cli\u003eIncludes O-ring sized to OEM interface for reliable sealing\u003c\/li\u003e\n  \u003cli\u003eCompatible with stock thermostat housings and most OEM cooling components\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the materials and durability advantages of a billet aluminum plate?\u003c\/h3\u003e\n\u003cp\u003eBillet aluminum is more rigid and corrosion-resistant than stamped steel or molded plastic, so it maintains flatness under torque and thermal cycles. That reduces the risk of leaks caused by material distortion and extends the service life of the sealing surface.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMachined from solid billet for greater strength and precision\u003c\/li\u003e\n  \u003cli\u003eImproved resistance to corrosion and heat-related warping\u003c\/li\u003e\n  \u003cli\u003eConsistent sealing surface for even O-ring compression\u003c\/li\u003e\n  \u003cli\u003eLightweight compared with cast alternatives while staying robust\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat comes with the replacement plate and what do I need for installation?\u003c\/h3\u003e\n\u003cp\u003eThe product ships as a complete coolant plate assembly with an appropriately sized O-ring to ensure a tight seal. Basic hand tools and torque specifications matching OEM guidelines are all that’s required for a straightforward swap.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBillet aluminum coolant plate from KUSHOP\u003c\/li\u003e\n  \u003cli\u003ePre-sized O-ring for the mating surface\u003c\/li\u003e\n  \u003cli\u003eSimple install using common hand tools and factory bolts\u003c\/li\u003e\n  \u003cli\u003eInstallation time typically under one hour for experienced technicians\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this part for? This KUSHOP coolant plate is aimed at Duramax owners, DIY mechanics, and professional shops who want a resilient, OEM-compatible replacement for a leaking or damaged thermostat\/coolant plate. It’s especially useful when the factory part shows signs of corrosion, cracking, or distortion, or when you’re performing an engine service and prefer a long-lasting metal upgrade over stock plastic or stamped components.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this coolant plate compatible with my 2006 LBZ Duramax?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — it's a direct fit for LB7, LLY, LBZ, LMM, LML and L5P Duramax engines from 2001–2017.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the kit include the sealing O-ring?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the replacement ships with the correctly sized O-ring for a proper factory-style seal.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"KUSHOP","offers":[{"title":"Default Title","offer_id":48082945474718,"sku":"B08F6N71CT","price":64.93,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/kushop-billet-coolant-plate-front-view.jpg?v=1785819893","url":"https:\/\/northtrailauto.ca\/products\/kushop-billet-aluminum-coolant-plate-for-2001-2017-chevy-gmc-6-6l-duramax-lb7-l5p-o-ring-seal-direct-fit","provider":"North Trail Auto","version":"1.0","type":"link"}