{"product_id":"banks-ram-air®-black-ops-rear-differential-cover-kit-gm-duramax-6-6l-2020-2026-ram-6-7l-cummins-2019-2026-aam-11-5-12-14-bolt-rear-axle","title":"Ram\/Duramax Banks Ram-Air® Black - Ops Rear Differential Cover Kit - GM Duramax 6.6L (2020-2026) \/ RAM 6.7L Cummins (2019-2026) - AAM 11.5\"\/12\" 14-Bolt Rear Axle","description":"\u003cp\u003e\u003cspan\u003eShop with \u003c\/span\u003e\u003cstrong\u003eATI Diesel\u003c\/strong\u003e\u003cspan\u003e for the \u003cstrong\u003eBanks Ram-Air® Black - Ops Rear Differential Cover Kit\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e for your \u003c\/span\u003e\u003cstrong\u003e2020-2026 L5P Duramax or 2019-2026 Cummins\u003c\/strong\u003e\u003cspan\u003e diesel. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eKey features\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eA380 aircraft-grade die-cast aluminum with CNC-machined sealing surface\u003c\/li\u003e\n\u003cli\u003ePatented Ram-Air scoops direct cool, high-velocity air through the radiator fins\u003c\/li\u003e\n\u003cli\u003e25 external radiator fins, 677.64 in² of external fin surface area for heat rejection\u003c\/li\u003e\n\u003cli\u003e22 internal heat-absorption fins to transfer heat to the external fins without disrupting flow\u003c\/li\u003e\n\u003cli\u003eSight glass with contrast screen and Viton O-ring seal\u003c\/li\u003e\n\u003cli\u003eRecessed magnetic drain plug and 20-degree fill plug simplify fluid changes\u003c\/li\u003e\n\u003cli\u003eDry-mount silicone high-pressure O-ring seal, no RTV required\u003c\/li\u003e\n\u003cli\u003e1\/8\" NPT port for differential temperature monitoring\u003c\/li\u003e\n\u003cli\u003e304 stainless steel flanged mounting hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical specs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWeight: 13.72 lb\u003c\/li\u003e\n\u003cli\u003eExternal radiation fins: 25; internal absorption fins: 22\u003c\/li\u003e\n\u003cli\u003eDimensions: 14.09 in x 13.74 in x 4.16 in\u003c\/li\u003e\n\u003cli\u003eExternal fin surface area: 677.64 in²; internal fin surface area: 117.26 in²\u003c\/li\u003e\n\u003cli\u003eInternal volume: about 4.4 qt (verify against OEM owner's manual)\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\u003eBanks recommends Amsoil 75W-90 Severe Gear synthetic gear lube\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cp\u003eFits the AAM 11.5\" or 12\" 14-bolt rear axle: Chevrolet Silverado 2500\/3500 and GMC Sierra 2500\/3500 HD with the 6.6L engine (2020-2026), and Ram 2500\/3500 with the 6.7L Cummins (2019-2026). Also fits Ram 2500\/3500 6.4L gas (2025-2026). CARB E.O. not required.\u003c\/p\u003e","brand":"ATI Diesel","offers":[{"title":"Default Title","offer_id":67761397662013,"sku":"BP19288","price":425.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1023\/2548\/5885\/files\/Screenshot2026-10-218.16.56AM.png?v=1792588685","url":"https:\/\/atidiesel.myshopify.com\/products\/banks-ram-air%c2%ae-black-ops-rear-differential-cover-kit-gm-duramax-6-6l-2020-2026-ram-6-7l-cummins-2019-2026-aam-11-5-12-14-bolt-rear-axle","provider":"ATI Diesel","version":"1.0","type":"link"}