{"product_id":"hsp-diesel-billet-valve-covers-for-2011-2016-chevrolet-and-gmc-lml-duramax","title":"HSP Diesel Billet Valve Covers for 2011-2016 Chevrolet and GMC LML Duramax","description":"\u003ch2\u003eHSP Billet Valve Covers for 2011-2016 Chevrolet \/ GMC Duramax LML\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 546-HSP\u003c\/p\u003e\n\u003cp\u003eThe HSP Billet Valve Covers are a game-changer for the engine bay of the 2011-2016 LML Duramax-equipped Chevrolet and GMC trucks. Precision-machined and designed for performance and appearance, these billet covers upgrade both form and function.\u003c\/p\u003e\n\u003ch3\u003eWhy Choose HSP Billet Valve Covers?\u003c\/h3\u003e\n\u003cp\u003eFactory valve covers are often overlooked when cleaning up the engine bay. Theyre basic and lack the durability and aesthetics most builds aim for. HSP Diesel recognized this and developed billet aluminum covers that bring strength, style, and sealing improvements.\u003c\/p\u003e\n\u003ch3\u003eWhat Makes HSP Billet Valve Covers Different?\u003c\/h3\u003e\n\u003cp\u003eThese valve covers are CNC-machined from 6061 T6 aluminum, offering unmatched strength and a polished billet look. They feature integrated O-ring grooves to eliminate messy silicone and ensure a better seal. Powder coating options allow them to stand out or blend in with your custom engine bay aesthetic.\u003c\/p\u003e\n\u003cp\u003eOptionally, HSP offers an add-on crankcase ventilation breather kit. This includes all the hardware to route breathers behind the front cab mounts and features 1\/2\" NPT to -10AN 90° fittings with -10AN nylon braided hoses. \u003cstrong\u003eThis kit is not included by default\u003c\/strong\u003e and must be selected separately at checkout.\u003c\/p\u003e\n\u003ch3\u003eWhats Included:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1x LML Billet Valve Cover Passenger Side (HSP-IN-1003)\u003c\/li\u003e\n\u003cli\u003e1x LML Billet Valve Cover Driver Side (HSP-IN-1004)\u003c\/li\u003e\n\u003cli\u003e4x M4-0.7 x 6mm Socket Cap Screw(RFB-093-RFAB)\u003c\/li\u003e\n\u003cli\u003e2x Small HSP Logo (Flat)(RFB-752-F-RFAB)\u003c\/li\u003e\n\u003cli\u003e36x M6x1.0x16mm Socket Cap Bolts (RFB-206-RFAB)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLML: 2011-2016 (VIN Code 8)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eHow to check the VIN code:\u003c\/strong\u003e The 8th character of the VIN number identifies the engine code. The 10th character indicates the model year.\u003c\/p\u003e\n\u003ch3\u003eOur Warranty\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHSP \"NO BS\" Limited Lifetime Warranty\u003c\/strong\u003e\u003cbr\u003eAt HSP, we believe in our products and back every single one with confidence. For years, weve supported our customers without hesitation. Now, weve formalized that commitment with our No BS Warranty clear terms, strong coverage, and real support.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/hspdiesel.com\/hsp-warranty\" rel=\"noopener\" title=\"Read the entire HSP Limited Lifetime Warranty\" target=\"_blank\"\u003eClick here to view the HSP Warranty\u003c\/a\u003e\u003c\/p\u003e","brand":"HSP Diesel Performance","offers":[{"title":"Unfinished Raw","offer_id":67657445048612,"sku":"546-HSP-RAW","price":375.0,"currency_code":"USD","in_stock":true},{"title":"Polar White","offer_id":67657445081380,"sku":"546-HSP-W","price":415.0,"currency_code":"USD","in_stock":true},{"title":"Silk Satin Black","offer_id":67657445114148,"sku":"546-HSP-SB","price":415.0,"currency_code":"USD","in_stock":true},{"title":"M\u0026M Orange","offer_id":67657445146916,"sku":"546-HSP-O","price":415.0,"currency_code":"USD","in_stock":true},{"title":"Ink Black","offer_id":67657445179684,"sku":"546-HSP-GB","price":415.0,"currency_code":"USD","in_stock":true},{"title":"Kingsport Gray","offer_id":67657445212452,"sku":"546-HSP-DG","price":415.0,"currency_code":"USD","in_stock":true},{"title":"Illusion Cherry","offer_id":67657445245220,"sku":"546-HSP-CR","price":415.0,"currency_code":"USD","in_stock":true},{"title":"Illusion Purple","offer_id":67657445277988,"sku":"546-HSP-CP","price":415.0,"currency_code":"USD","in_stock":true},{"title":"Illusion Blueberry","offer_id":67657445310756,"sku":"546-HSP-CB","price":415.0,"currency_code":"USD","in_stock":true},{"title":"Flag Red","offer_id":67657445343524,"sku":"546-HSP-BR","price":415.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0936\/4019\/6388\/files\/hsp-diesel-546-hsp-raw-11-16-chevrolet-gmc-billet-valve-covers-raw_1.webp?v=1791566697","url":"https:\/\/stainlessdiesel.com\/products\/hsp-diesel-billet-valve-covers-for-2011-2016-chevrolet-and-gmc-lml-duramax","provider":"Stainless Diesel ","version":"1.0","type":"link"}