{"product_id":"do88-chlodnica-skrzyni-biegow-bmw-m2-m3-m4-g80-g81-g82-g83-g87","title":"do88 Transmission Cooler - BMW M2 M3 M4 (G80\/G81\/G82\/G83\/G87)","description":"\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto scroll-mt-(--header-height)\" dir=\"auto\" data-turn-id=\"23b2e01c-40e1-4a3a-8786-dd5398ace55a\" data-testid=\"conversation-turn-27\" data-scroll-anchor=\"false\" data-turn=\"user\"\u003e\u003c\/section\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:5027eaf6-27a7-4da5-9871-21cf807f3926-13\" data-testid=\"conversation-turn-28\" data-scroll-anchor=\"true\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"e233ef92-d700-4ce0-8aab-25d561506405\" dir=\"auto\" data-message-model-slug=\"gpt-5-3\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word dark markdown-new-styling\"\u003e\n\u003cp data-start=\"0\" data-end=\"98\"\u003e\u003cstrong data-start=\"0\" data-end=\"98\"\u003edo88 Performance Transmission Cooler BMW G8X M2 \/ M3 \/ M4 (S58) – Transmission Cooling Upgrade\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"100\" data-end=\"507\"\u003eIncrease the performance of your \u003cstrong data-start=\"133\" data-end=\"194\"\u003eBMW G8X M2 \/ M3 \/ M4 (2021+) equipped with the S58 engine\u003c\/strong\u003e with the \u003cstrong data-start=\"204\" data-end=\"232\"\u003edo88 Transmission Cooler\u003c\/strong\u003e – a high-performance transmission cooler engineered to maintain optimal temperatures under the most demanding driving conditions. This \u003cstrong data-start=\"368\" data-end=\"408\"\u003eBMW G8X transmission cooling upgrade\u003c\/strong\u003e ensures stable gearbox operation and improved reliability during track use and aggressive driving.\u003c\/p\u003e\n\u003cp data-start=\"509\" data-end=\"703\"\u003eIf you are building a \u003cstrong data-start=\"531\" data-end=\"560\"\u003eBMW G8X performance setup\u003c\/strong\u003e, the \u003cstrong data-start=\"566\" data-end=\"607\"\u003edo88 BMW M2 M3 M4 transmission cooler\u003c\/strong\u003e is a key component that helps prevent overheating and maintain maximum transmission efficiency.\u003c\/p\u003e\n\u003cp data-start=\"705\" data-end=\"749\"\u003e\u003cstrong data-start=\"705\" data-end=\"749\"\u003eBackground – BMW G8X Transmission System\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"751\" data-end=\"957\"\u003eThe \u003cstrong data-start=\"755\" data-end=\"787\"\u003eBMW G8X M2 \/ M3 \/ M4 (2021+)\u003c\/strong\u003e models are equipped with the \u003cstrong data-start=\"817\" data-end=\"850\"\u003eZF 8HP automatic transmission\u003c\/strong\u003e, known for its fast shifting and high durability, perfectly matched to the power output of the S58 engine.\u003c\/p\u003e\n\u003cp data-start=\"959\" data-end=\"1162\"\u003eHowever, in \u003cstrong data-start=\"971\" data-end=\"995\"\u003etuned BMW G8X builds\u003c\/strong\u003e, where power is increased through hardware upgrades and ECU tuning, the factory transmission cooling system can become insufficient – especially during track driving.\u003c\/p\u003e\n\u003cp data-start=\"1164\" data-end=\"1205\"\u003eOverheating the transmission can lead to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1209\" data-end=\"1230\"\u003eslower gear changes\u003c\/li\u003e\n\u003cli data-start=\"1233\" data-end=\"1267\"\u003ereduced transmission performance\u003c\/li\u003e\n\u003cli data-start=\"1270\" data-end=\"1299\"\u003erisk of transmission damage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1301\" data-end=\"1396\"\u003eThat’s why a \u003cstrong data-start=\"1314\" data-end=\"1354\"\u003eBMW G8X transmission cooling upgrade\u003c\/strong\u003e is essential for high-performance builds.\u003c\/p\u003e\n\u003cp data-start=\"1398\" data-end=\"1449\"\u003e\u003cstrong data-start=\"1398\" data-end=\"1449\"\u003eThe do88 Solution – Maximum Cooling Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1451\" data-end=\"1550\"\u003eThe \u003cstrong data-start=\"1455\" data-end=\"1507\"\u003edo88 performance transmission cooler for BMW G8X\u003c\/strong\u003e significantly improves cooling efficiency.\u003c\/p\u003e\n\u003cp data-start=\"1552\" data-end=\"1605\"\u003edo88 engineers redesigned the cooler core, achieving:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1609\" data-end=\"1642\"\u003e\u003cstrong data-start=\"1609\" data-end=\"1640\"\u003e71% increase in core volume\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"13hnosm\" data-start=\"1643\" data-end=\"1687\"\u003e\n\u003cp data-start=\"1645\" data-end=\"1687\"\u003e\u003cstrong data-start=\"1645\" data-end=\"1685\"\u003e50% increase in cooling surface area\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1689\" data-end=\"1855\"\u003eThe cooler also features advanced \u003cstrong data-start=\"1723\" data-end=\"1771\"\u003eharmonica-style tubes with internal channels\u003c\/strong\u003e, ensuring optimal oil flow and maximum surface contact for efficient heat transfer.\u003c\/p\u003e\n\u003cp data-start=\"1857\" data-end=\"2012\"\u003eAdditionally, the system’s oil capacity is increased by \u003cstrong data-start=\"1913\" data-end=\"1937\"\u003e42% (8.5 dl vs 6 dl)\u003c\/strong\u003e, improving heat dissipation and maintaining stable operating temperatures.\u003c\/p\u003e\n\u003cp data-start=\"2014\" data-end=\"2181\"\u003eThe cooler uses a \u003cstrong data-start=\"2032\" data-end=\"2052\"\u003edual-pass design\u003c\/strong\u003e, allowing the fluid to remain in the core longer, which enhances cooling efficiency and ensures more effective heat dissipation.\u003c\/p\u003e\n\u003cp data-start=\"2183\" data-end=\"2211\"\u003e\u003cstrong data-start=\"2183\" data-end=\"2211\"\u003ePlug \u0026amp; Play Installation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"2213\" data-end=\"2299\"\u003eInstallation of the \u003cstrong data-start=\"2233\" data-end=\"2269\"\u003edo88 BMW G8X transmission cooler\u003c\/strong\u003e is quick and straightforward.\u003c\/p\u003e\n\u003cp data-start=\"2301\" data-end=\"2414\"\u003eThe cooler is designed as a \u003cstrong data-start=\"2329\" data-end=\"2353\"\u003eplug \u0026amp; play solution\u003c\/strong\u003e, requiring no modifications (see installation instructions).\u003c\/p\u003e\n\u003cp data-start=\"2416\" data-end=\"2432\"\u003e\u003cstrong data-start=\"2416\" data-end=\"2432\"\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"2436\" data-end=\"2480\"\u003e\u003cstrong data-start=\"2436\" data-end=\"2462\"\u003e71% larger core volume\u003c\/strong\u003e compared to OEM\u003c\/li\u003e\n\u003cli data-start=\"2483\" data-end=\"2522\"\u003e\u003cstrong data-start=\"2483\" data-end=\"2520\"\u003e50% increased active cooling area\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"2525\" data-end=\"2567\"\u003e\u003cstrong data-start=\"2525\" data-end=\"2544\"\u003eharmonica tubes\u003c\/strong\u003e for optimal oil flow\u003c\/li\u003e\n\u003cli data-start=\"2570\" data-end=\"2609\"\u003e\u003cstrong data-start=\"2570\" data-end=\"2607\"\u003e42% increased system oil capacity\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"2612\" data-end=\"2665\"\u003e\u003cstrong data-start=\"2612\" data-end=\"2632\"\u003edual-pass design\u003c\/strong\u003e for maximum cooling efficiency\u003c\/li\u003e\n\u003cli data-start=\"2668\" data-end=\"2706\"\u003e\u003cstrong data-start=\"2668\" data-end=\"2704\"\u003eOEM-style Quick Connect fittings\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"2709\" data-end=\"2777\"\u003edirect \u003cstrong data-start=\"2716\" data-end=\"2744\"\u003eplug \u0026amp; play installation\u003c\/strong\u003e with no modifications required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2779\" data-end=\"2813\"\u003e\u003ca href=\"https:\/\/www.do88performance.eu\/bilder\/artiklar\/pdf\/OC-210.pdf\" target=\"_blank\"\u003eLink to installation instructions »\u003c\/a\u003e\u003c\/p\u003e\n\u003cp data-start=\"2815\" data-end=\"2832\"\u003e\u003cstrong data-start=\"2815\" data-end=\"2832\"\u003eCOMPATIBILITY\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"2834\" data-end=\"2887\"\u003e\u003cstrong data-start=\"2834\" data-end=\"2850\"\u003eBMW M2 (G87)\u003c\/strong\u003e\u003cbr data-start=\"2850\" data-end=\"2853\"\u003eEngine: S58\u003cbr data-start=\"2864\" data-end=\"2867\"\u003eModel years: 2023+\u003c\/p\u003e\n\u003cp data-start=\"2889\" data-end=\"2972\"\u003e\u003cstrong data-start=\"2889\" data-end=\"2935\"\u003eBMW M3 \/ M3 Competition \/ M3 CS (G80, G81)\u003c\/strong\u003e\u003cbr data-start=\"2935\" data-end=\"2938\"\u003eEngine: S58\u003cbr data-start=\"2949\" data-end=\"2952\"\u003eModel years: 2020+\u003c\/p\u003e\n\u003cp data-start=\"2974\" data-end=\"3056\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cstrong data-start=\"2974\" data-end=\"3021\"\u003eBMW M4 \/ M4 Competition \/ M4 CSL (G82, G83)\u003c\/strong\u003e\u003cbr data-start=\"3021\" data-end=\"3024\"\u003eEngine: S58\u003cbr data-start=\"3035\" data-end=\"3038\"\u003eModel years: 2020+\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e","brand":"do88","offers":[{"title":"Default Title","offer_id":57422795604293,"sku":"OC-210","price":711.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0894\/1918\/6501\/files\/do88-transmission-cooler-bmw-m2-m3-m4-g80-g81-g82-g87-1_1.webp?v=1773868753","url":"https:\/\/crt-performance.eu\/products\/do88-transmission-cooler-bmw-m2-m3-m4-g80-g81-g82-g87","provider":"CRT Performance","version":"1.0","type":"link"}