{"product_id":"banks-ram-air-differential-cover-kit-gm-duramax-dodge-ram-aam-11-5-11-8-14-bolt-2001-2024","title":"Banks Ram-Air® Differential Cover Kit - GM Duramax 6.6L (2001-2019) \/ Dodge RAM Cummins (2003-2018) AAM 11.5\"\/11.8\" 14-Bolt (2001-2024)","description":"\u003cp\u003eThe Banks Ram-Air® Differential Cover Kit replaces the stock rear cover on GM Duramax and Dodge\/RAM trucks equipped with the AAM 11.5\" or 11.8\" 14-bolt rear axle. The patented Ram-Air scoops direct high-velocity air through external radiator fins to reject differential heat, while internal absorber fins and added oil capacity help extend fluid life. U.S. Patent 10,443,705 B1.\u003c\/p\u003e\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eA380 die-cast aluminum construction with CNC-machined sealing surface\u003c\/li\u003e\n\u003cli\u003e24 external radiator fins (about 534 in² of surface area) for heat rejection\u003c\/li\u003e\n\u003cli\u003e26 internal heat-absorption fins (about 120 in² of surface area)\u003c\/li\u003e\n\u003cli\u003ePatented breakaway Ram-Air scoops direct cool air through the fins\u003c\/li\u003e\n\u003cli\u003eSight-glass with contrast screen and Viton O-ring seal\u003c\/li\u003e\n\u003cli\u003e20° angled fill plug and recessed magnetic drain plug for easier service\u003c\/li\u003e\n\u003cli\u003eDry-mount silicone high-pressure O-ring seal, no RTV required\u003c\/li\u003e\n\u003cli\u003e1\/8 in NPT port for differential temp monitoring\u003c\/li\u003e\n\u003cli\u003e304 stainless steel hex flanged mounting hardware\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical specs\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eWeight: 11.7 lbs\u003c\/li\u003e\n\u003cli\u003eExternal heat radiation fin count: 24\u003c\/li\u003e\n\u003cli\u003eInternal heat absorption fin count: 26\u003c\/li\u003e\n\u003cli\u003eDimensions: 14.2 in x 13.3 in x 3.8 in\u003c\/li\u003e\n\u003cli\u003eExternal heat radiation total surface area: 808.81 in²\u003c\/li\u003e\n\u003cli\u003eInternal heat absorption total surface area: 215.78 in²\u003c\/li\u003e\n\u003cli\u003eFasteners: 14 x stainless steel M8-1.25 flange hex bolts\u003c\/li\u003e\n\u003cli\u003eMaterial: A380 aluminum die-cast with CNC-machined surfaces\u003c\/li\u003e\n\u003cli\u003eInternal volume: about 4.0 qts (check OEM owner's manual)\u003c\/li\u003e\n\u003cli\u003e1\/2 in sight glass with contrast screen and Viton seal\u003c\/li\u003e\n\u003cli\u003eBanks recommends Amsoil 75W-90 Severe Gear synthetic gear lube\u003c\/li\u003e\n\u003cli\u003eU.S. Patent 10,443,705 B1\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits the AAM 11.5\" or 11.8\" 14-bolt rear axle on: 2001-2019 Chevrolet Silverado 2500\/3500 and GMC Sierra 2500\/3500 (6.6L Duramax diesel and gas models); 2003-2018 Dodge\/RAM 2500\/3500\/4500 (5.9L and 6.7L Cummins); and 2019-2024 RAM 2500 6.4L gas (trucks with straight edges). CARB E.O. not required.\u003c\/p\u003e\u003ch3\u003eInstallation\u003c\/h3\u003e\u003cp\u003e\u003ca href=\"https:\/\/official.bankspower.com\/owners_manual\/97681-rear-differential-cover\/\" target=\"_blank\" rel=\"noopener\"\u003eInstallation manual and video from Banks\u003c\/a\u003e.\u003c\/p\u003e\u003ch3\u003eService parts\u003c\/h3\u003e\u003cp\u003eAvailable finishes: Black Ops (19269), Satin Black\/Machined (19249), Natural Aluminum (19259).\u003c\/p\u003e\u003cp\u003eBanks parts 19269, 19249, 19259.\u003c\/p\u003e","brand":"Banks Power","offers":[{"title":"Black Ops","offer_id":45121720877079,"sku":"19269","price":438.89,"currency_code":"USD","in_stock":true},{"title":"Satin Black\/Machined","offer_id":45121720909847,"sku":"19249","price":438.89,"currency_code":"USD","in_stock":true},{"title":"Natural Aluminum","offer_id":45121720942615,"sku":"19259","price":416.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0559\/6826\/8311\/files\/AAM_11_Multi_View_a4331372-0e99-4358-889d-0949eadfeda3.jpg?v=1781223238","url":"https:\/\/dieselrcorp.ca\/products\/banks-ram-air-differential-cover-kit-gm-duramax-dodge-ram-aam-11-5-11-8-14-bolt-2001-2024","provider":"DIESELR Corp.","version":"1.0","type":"link"}