{"product_id":"dinan-high-capacity-oil-cooler-system-135i-2008-2010","title":"Dinan High Capacity Oil Cooler Kit for BMW 1 Series 135i (2008-2010) E82 E88 N54 - Direct-Fit Performance Oil Cooling Upgrade for Coupe\/Convertible","description":"\u003cdiv\u003e\n  \u003ch2\u003eUprated Engine Oil Cooler Kit for BMW 135i N54 E82 E88 2008 to 2010\u003c\/h2\u003e\n\n  \u003cp\u003eKeep your N54-powered 135i running cool, consistent and confidence-inspiring on fast road and circuit. This Dinan high-capacity engine oil radiator is a bolt-on replacement that dramatically improves heat management under hard use, remapped power levels and sustained boost, helping you avoid heat soak, protect bearings and maintain repeatable performance.\u003c\/p\u003e\n\n  \u003ch3\u003eWhy this uprated oil cooling system stands out\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eSignificant increase in oil cooling capability for demanding driving and track sessions\u003c\/li\u003e\n    \u003cli\u003ePlug-in replacement for E82 coupe and E88 cabriolet 135i models 2008 to 2010 with the N54 twin-turbo engine\u003c\/li\u003e\n    \u003cli\u003eMotorsport-grade convoluted PTFE hoses with a durable polyester braid for excellent flow and resilience\u003c\/li\u003e\n    \u003cli\u003ePremium fittings engineered for leak resistant operation\u003c\/li\u003e\n    \u003cli\u003eAir guide ducting built in to maximise airflow through the core\u003c\/li\u003e\n    \u003cli\u003eEnlarged outlet to the wing area to move hot air out more efficiently\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eProven cooling gains vs factory hardware\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eTotal oil volume: stock 9.5 oz vs Dinan 19 oz\u003c\/li\u003e\n    \u003cli\u003eExternal surface area: stock 45 sq in vs Dinan 67.5 sq in\u003c\/li\u003e\n    \u003cli\u003eCooling tubes: stock 10 vs Dinan 23\u003c\/li\u003e\n    \u003cli\u003eTotal tube length: stock 90 in vs Dinan 207 in\u003c\/li\u003e\n    \u003cli\u003eTube internal area: stock 112.5 sq in vs Dinan 414 sq in\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cp\u003eOn road and on track these improvements translate to lower oil temperatures, less thermal stress and stable power delivery pull after pull. Ideal for tuned cars, spirited use and anyone preparing a 135i for track days.\u003c\/p\u003e\n\n  \u003ch3\u003eCompatibility\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eBMW 1 Series 135i E82 Coupe 2008 to 2010 - N54 3.0 twin-turbo\u003c\/li\u003e\n    \u003cli\u003eBMW 1 Series 135i E88 Convertible 2008 to 2010 - N54 3.0 twin-turbo\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eWhat you get\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eDinan high-capacity oil cooler core\u003c\/li\u003e\n    \u003cli\u003eConvoluted PTFE braided line set\u003c\/li\u003e\n    \u003cli\u003eQuality fittings and hardware\u003c\/li\u003e\n    \u003cli\u003eIntegrated inlet ducting and enlarged outlet section\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eInstallation and support\u003c\/h3\u003e\n  \u003cp\u003eDesigned to mount neatly in the factory position for an OEM-like install. For professional fitting, book with MJ Modifications in Warwickshire. Request a quote at \u003ca href=\"mailto:info@mjmodifications.co.uk\"\u003einfo@mjmodifications.co.uk\u003c\/a\u003e.\u003c\/p\u003e\n\n  \u003ch3\u003eOur experience\u003c\/h3\u003e\n  \u003cp\u003eWe have fitted and used this Dinan cooler on customer 135i builds and have been genuinely impressed. Owners report rock-steady oil temps during back-to-back runs and far greater confidence during long sessions on circuit.\u003c\/p\u003e\n\n  \u003ch3\u003eSearch phrases this product matches\u003c\/h3\u003e\n  \u003cp\u003eBMW 135i N54 oil cooler kit, E82 135i oil radiator upgrade, E88 135i engine oil cooler, 1 Series 135i big oil cooler, uprated oil cooling for N54, track day oil cooling solution 135i, fast road cooling upgrade BMW 1 Series, BMW 135i temperature management, N54 heat soak fix, performance oil cooler core 135i, bolt-on oil cooler BMW E82 E88, aftermarket oil cooler 135i, heavy duty oil cooler for tuned 135i, BMW 135i cooling mods, UK BMW 135i oil cooler upgrade.\u003c\/p\u003e\n\n  \u003cp\u003eOrder today to keep your 135i cool and performing at its best.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Performance M","offers":[{"title":"Default Title","offer_id":55975111164290,"sku":"yit56ynqaw","price":1803.51,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0871\/5445\/8937\/files\/D570-0820__35543.1535040868.jpg?v=1763320591","url":"https:\/\/mjmodifications.co.uk\/products\/dinan-high-capacity-oil-cooler-system-135i-2008-2010","provider":"MJ Modifications","version":"1.0","type":"link"}