{"product_id":"dieselr-billet-coolant-block-off-plate-6-6l-duramax-lb7-lly-lbz-lmm-lml-l5p-2001-2026","title":"Dieselr Billet Coolant Block-Off Plate Duramax LB7\/LLY\/LBZ\/LMM\/LML\/L5P 6.6L (2001-2026)","description":"\u003ch2\u003eBillet Coolant Block-Off Plate for 6.6L Duramax\u003c\/h2\u003e\n\u003cp\u003eThe Dieselr Billet Coolant Block-Off Plate Duramax LB7\/LLY\/LBZ\/LMM\/LML\/L5P 6.6L (2001-2026) is a precision-machined solution designed to properly seal unused coolant ports on 6.6L Duramax platforms. Engineered for platform-specific fitment, this component provides a controlled and leak-resistant closure point within modified or reconfigured cooling systems.\u003c\/p\u003e\n\n\u003cp\u003eBuilt from billet material for durability and consistent sealing pressure, it maintains system integrity without introducing unnecessary complexity.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003ePlatform Fitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e2001-2004 GM 6.6L Duramax LB7\u003c\/li\u003e\n\u003cli\u003e2004.5-2005 GM 6.6L Duramax LLY\u003c\/li\u003e\n\u003cli\u003e2006-2007 GM 6.6L Duramax LBZ\u003c\/li\u003e\n\u003cli\u003e2007.5-2010 GM 6.6L Duramax LMM\u003c\/li\u003e\n\u003cli\u003e2011-2016 GM 6.6L Duramax LML\u003c\/li\u003e\n\u003cli\u003e2017-2026 GM 6.6L Duramax L5P\u003c\/li\u003e\n\u003cli\u003eChevrolet Silverado 2500HD \/ 3500HD\u003c\/li\u003e\n\u003cli\u003eGMC Sierra 2500HD \/ 3500HD\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eConfirm engine code and application prior to ordering to ensure proper fitment.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eEngineering Overview\u003c\/h2\u003e\n\u003ch3\u003eBillet Construction\u003c\/h3\u003e\n\u003cp\u003eMachined from solid billet material to resist corrosion, heat cycling, and long-term coolant exposure.\u003c\/p\u003e\n\n\u003ch3\u003eSecure Sealing Surface\u003c\/h3\u003e\n\u003cp\u003eDesigned to provide even clamping force and consistent gasket or O-ring engagement where applicable.\u003c\/p\u003e\n\n\u003ch3\u003ePlatform-Correct Dimensions\u003c\/h3\u003e\n\u003cp\u003eManufactured specifically for 6.6L Duramax coolant port geometry across supported generations.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eIntended for use in modified or reconfigured cooling system applications\u003c\/li\u003e\n\u003cli\u003eVerify sealing surface condition prior to installation\u003c\/li\u003e\n\u003cli\u003eNo tuning or calibration changes required\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eInstaller is responsible for confirming correct application and proper torque procedure.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eSupport\u003c\/h2\u003e\n\u003cp\u003eDieselr selects components that maintain structural and thermal integrity across Duramax platforms. Confirm full cooling system configuration before proceeding.\u003c\/p\u003e\n\n\u003cp\u003eBuilt to work the way it should.\u003c\/p\u003e","brand":"Dieselr Parts","offers":[{"title":"Default Title","offer_id":48432929734905,"sku":"215-11000","price":40.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0808\/3793\/5353\/files\/DieselrBilletCoolantBlock-OffPlateDuramaxLB7-LLY-LBZ-LMM-LML-L5P6.6L-2001-2026-215-11000-1_4d5876ca-cea3-468c-97d3-466f17aa4477.webp?v=1779553453","url":"https:\/\/www.georgiadieselworks.com\/products\/dieselr-billet-coolant-block-off-plate-6-6l-duramax-lb7-lly-lbz-lmm-lml-l5p-2001-2026","provider":"Georgia Diesel Works","version":"1.0","type":"link"}