{"product_id":"gm-duramax-6-6l-silicone-intercooler-hose-kit-2004-5-2005","title":"6.6L Duramax LLY Intercooler Hose Kit | 2004.5-2005","description":"\u003ch2\u003eLLY Silicone Intercooler Hose Kit\u003c\/h2\u003e\n\u003cp\u003eA silicone intercooler hose kit for the 2004.5–2005 GM 6.6L Duramax LLY engine replaces weak, degrading factory rubber boots with reinforced, multi-ply silicone to prevent boost leaks and blowouts under high heat and pressure.\u003c\/p\u003e\n\u003cp\u003eBuilt to handle high heat, pressure, and demanding diesel conditions, these intercooler hoses help reduce boost leaks, maintain consistent airflow, and support a more dependable turbo diesel experience while extending the life of your intake system.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eYears:\u003c\/strong\u003e 2004.5-2005\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMakes:\u003c\/strong\u003e Chevrolet Silverado, GMC Sierra\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModels:\u003c\/strong\u003e 2500HD, 3500HD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e 6.6L Duramax LLY (diesel)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e Pickup\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-Layer Silicone That Lasts\u003c\/strong\u003e: These aren’t your average hoses. They’re layered up to handle high heat and boost without ballooning, cracking, or turning soft over time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOil-Resistant Material\u003c\/strong\u003e: Diesel engines see oil in the intake all the time. These hoses are built to resist oil breakdown, so you’re not chasing leaks every few months.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrop-In Fit\u003c\/strong\u003e: No cutting, no custom mods—these hoses are shaped to match your stock setup. Bolt 'em in and go.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-Duty T-Bolt Clamps Included\u003c\/strong\u003e: You’ll get the right clamps in the box, strong enough to hold boost even when you're pushing hard.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy Bother Upgrading?\u003c\/h3\u003e\n\u003cp\u003eStock rubber hoses? They don't age well. Over time, they dry out and crack—which leads to boost leaks, lower power, hotter EGTs, and wasted fuel. If you're noticing a loss in performance, this might be why. This \u003cstrong\u003esilicone hose kit\u003c\/strong\u003e seals things back up and stays that way. Even tuned trucks benefit big time from the extra durability and airflow consistency.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eInstall in No Time\u003c\/h3\u003e\n\u003cp\u003eNo need for shop tools or fabrication. This kit installs using basic hand tools, and everything you need is in the box—hoses, clamps, and a clean fit. You'll spend less time under the hood and more time driving.\u003c\/p\u003e\n\u003cp\u003eIf you're ready to ditch the stock rubber for something stronger, this \u003cstrong\u003eSilicone Intercooler Hose Kit\u003c\/strong\u003e is it. You’ll get better airflow, less hassle, and the kind of durability that just makes sense for any Duramax running hard.\u003c\/p\u003e\n\u003cdiv class=\"callout-section\"\u003e\n\u003cp\u003e\u003cstrong\u003eDisclaimer:\u003c\/strong\u003e Professional installation is recommended for best results and proper fitment.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Black Bandit","offers":[{"title":"Default Title","offer_id":42301592862816,"sku":"ACC-SILHO-GM-LLY-DPF","price":229.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/7973\/7696\/files\/DPF-delete-intercooler-pipe-gm-duramax-6-6l-silicone-intercooler-hose-kit-2004-5-2005-gm-duramax-6-6l-silicone-intercooler-hose-kit-2004-5-2005.png?v=1758036212","url":"https:\/\/checkout.dpfdelete.com\/products\/gm-duramax-6-6l-silicone-intercooler-hose-kit-2004-5-2005","provider":"DPF Delete","version":"1.0","type":"link"}