{"product_id":"fleece-performance-04-5-05-gm-duramax-2500-3500-lly-remanufactured-freedom-cylinder-head-driver","title":"Fleece Performance 04.5-05 GM Duramax 2500-3500 LLY Remanufactured Freedom Cylinder Head (Driver)","description":"\u003cp\u003eIntroducing our Freedom Series cylinder heads for the 6.6L Duramax! Each cylinder head is manufactured in our state-of-the-art Freedom Racing Engine shop and is guaranteed to meet or exceed factory specifications. All heads are meticulously inspected, pressure and leak tested, and are equipped with new valve guides, springs, and valve seals.  Perfect for the daily driver or towing application, these heads utilize stock valves with a 45 degree angle on the intake and exhaust ports. Now available with no core charge!  \u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eNew casting\u003c\/li\u003e\n\u003cli\u003eNew valve guides, new springs, and new valve seals\u003c\/li\u003e\n\u003cli\u003ePressure and leak tested\u003c\/li\u003e\n\u003cli\u003ePrecision ground stock valves with a 45 degree angle\u003c\/li\u003e\n\u003cli\u003eMulti-angle valve job\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWe recommend using GM 12637788 head gasket (Grade C, Right) and GM 12637785 head gasket (Grade C, Left)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.fleeceperformance.com\/mwdownloads\/download\/link\/id\/81\"\u003eInstallation Instructions\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"515\" height=\"386\" src=\"https:\/\/www.youtube.com\/embed\/MB0EsaTrhk8\" title=\"Freedom Series Duramax Heads From Fleece Performance\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Fleece Performance","offers":[{"title":"Default Title","offer_id":46886010585337,"sku":"FPEFPE-61-10002-D","price":1199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/5428\/0953\/files\/fpe-61-10002-t2.png?v=1767404113","url":"https:\/\/octanehaus.com\/products\/fleece-performance-04-5-05-gm-duramax-2500-3500-lly-remanufactured-freedom-cylinder-head-driver","provider":"Octane Haus","version":"1.0","type":"link"}