{"product_id":"do88-transmission-cooler-toyota-gr-supra-a90-bmw-m240i-m340i-m440i-z4-m40i-b58","title":"do88 Transmission Cooler – Toyota GR Supra (A90) \/ BMW M240i \/ M340i \/ M440i \/ Z4 M40i (B58)","description":"\u003cdiv class=\"sl-desc\"\u003e\n\u003ch2\u003eOVERVIEW\u003c\/h2\u003e\n\u003cp\u003eThe ZF 8HP behind the B58 handles a lot of power, but the factory transmission cooler is small, and a tuned car on track or in summer traffic runs hot gearbox oil. The do88 OC-190 is a far bigger cooler for the GR Supra, M240i, M340i, M440i and Z4 M40i, with 184 percent more core volume and 176 percent more active cooling area than stock while keeping fluid pressures close to OE.\u003c\/p\u003e\n\u003cp\u003eIt uses harmonica-style tubes with internal channels to maximize contact between the fluid and the cooling surface, keeps the OE-style quick-connect fittings, and drops into the factory location without modification. It also works alongside the do88 WC-400 front heat exchanger.\u003c\/p\u003e\n\u003ch2\u003eSPECS\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCore volume 184 percent larger than OE\u003c\/li\u003e\n\u003cli\u003eActive cooling area 176 percent larger than OE\u003c\/li\u003e\n\u003cli\u003eInternally channeled harmonica tubes\u003c\/li\u003e\n\u003cli\u003eFluid pressure kept close to OE levels\u003c\/li\u003e\n\u003cli\u003eOEM-style quick-connect inlet and outlet\u003c\/li\u003e\n\u003cli\u003eDrop-in fit; compatible with the do88 WC-400 heat exchanger\u003c\/li\u003e\n\u003cli\u003eReplaces OE 17219494828 (BMW), 32910-WAA02 (Toyota)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePARTS INCLUDED\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × do88 performance transmission cooler\u003c\/li\u003e\n\u003cli\u003e2 × caps for blocking the OE cooler connections\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTECH RESOURCES\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRequired extras:\u003c\/strong\u003e ZF 8HP transmission fluid to the manufacturer specification — the cooler is pre-filled with the fluid from the OE cooler plus about 3 dl extra.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation instructions (do88):\u003c\/strong\u003e \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2307\/8117\/files\/do88-OC-190-installation-instructions.pdf\"\u003eOC-190 B58 \/ GR Supra transmission cooler installation instructions (PDF)\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation notes:\u003c\/strong\u003e remove the plastic panels, bumper, inner wheel arches, underfloor, brake ducts and lower crash bar. Release the oil lines with a blunt tool (no sharp edges), lift the OE cooler out and cap it, trim the lower radiator guard, then fit the do88 cooler from below between the radiator and shroud.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAfter install:\u003c\/strong\u003e check and set the transmission fluid level to the manufacturer's procedure.\u003c\/li\u003e\n\u003cli\u003eInstructions are shot on a GR Supra; panel removal differs on the BMW models. An assistant helps with bumper removal.\u003c\/li\u003e\n\u003cli\u003ePrice is for the item only; labor is not included.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePART NUMBER\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOC-190\u003c\/strong\u003e — do88 Transmission Cooler, BMW G-Series \/ Toyota GR Supra A90\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eVEHICLE APPLICATIONS\u003c\/h2\u003e\n\u003ctable class=\"va-table\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eToyota\u003c\/td\u003e\n\u003ctd\u003eGR Supra 3.0\u003c\/td\u003e\n\u003ctd\u003eA90\/A91\u003c\/td\u003e\n\u003ctd\u003eB58 Gen 2 3.0L Turbo I6\u003c\/td\u003e\n\u003ctd\u003e2020+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eM240i\u003c\/td\u003e\n\u003ctd\u003eG42\u003c\/td\u003e\n\u003ctd\u003eB58 Gen 2 3.0L Turbo I6\u003c\/td\u003e\n\u003ctd\u003e2022+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e330e\u003c\/td\u003e\n\u003ctd\u003eG20 \/ G21\u003c\/td\u003e\n\u003ctd\u003eB48 2.0L Turbo I4 Hybrid\u003c\/td\u003e\n\u003ctd\u003e2021+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eM340i\u003c\/td\u003e\n\u003ctd\u003eG20 \/ G21\u003c\/td\u003e\n\u003ctd\u003eB58 Gen 2 3.0L Turbo I6\u003c\/td\u003e\n\u003ctd\u003e2020+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eM440i\u003c\/td\u003e\n\u003ctd\u003eG22 \/ G23 \/ G26\u003c\/td\u003e\n\u003ctd\u003eB58 Gen 2 3.0L Turbo I6\u003c\/td\u003e\n\u003ctd\u003e2021+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eZ4 M40i\u003c\/td\u003e\n\u003ctd\u003eG29\u003c\/td\u003e\n\u003ctd\u003eB58 Gen 2 3.0L Turbo I6\u003c\/td\u003e\n\u003ctd\u003e2020+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e","brand":"do88","offers":[{"title":"Default Title","offer_id":53248998441240,"sku":"OC-190","price":628.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2307\/8117\/files\/OC-190_1.jpg?v=1794358416","url":"https:\/\/speedlogicauto.com\/products\/do88-transmission-cooler-toyota-gr-supra-a90-bmw-m240i-m340i-m440i-z4-m40i-b58","provider":"SPEED LOGIC","version":"1.0","type":"link"}