{"product_id":"forge-chargecooler-radiator-m3-m4-f80","title":"Forge Motorsport PolarCooler Charge Cooler Radiator for BMW M3 F80 \u0026 M4 F82\/F83 (F8X S55)  Uprated Auxiliary Intercooler Radiator, Direct Fit Performance Cooling Upgrade, Black (545x460x32mm)","description":"\u003cdiv\u003e\n  \u003ch2\u003eForge PolarCooler Uprated Heat Exchanger for BMW M3 M4 F8X\u003c\/h2\u003e\n\n  \u003cp\u003e\n    Keep intake temps under control and power consistent on your S55-powered BMW. This Forge PolarCooler auxiliary water radiator is a straight-swap upgrade for the factory secondary cooler on the F80 M3 and F82 F83 M4, delivering dependable charge temperature management for fast road, dyno sessions and track use.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eWhy this cooling upgrade makes a difference\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eEnlarged core for greater thermal efficiency and faster heat rejection\u003c\/li\u003e\n    \u003cli\u003eCore size 545 x 460 x 32 mm\u003c\/li\u003e\n    \u003cli\u003eApproximate 1.7 litre coolant capacity for improved thermal stability\u003c\/li\u003e\n    \u003cli\u003eDurable black powder-coated finish for an OEM-plus, stealth look\u003c\/li\u003e\n    \u003cli\u003eCNC machined connections for a precise seal and long-term reliability\u003c\/li\u003e\n    \u003cli\u003eIntegrated bleed point to simplify servicing\u003c\/li\u003e\n    \u003cli\u003eDirect replacement using factory mounts and hoses with no cutting or trimming\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eReal-world benefits\u003c\/h3\u003e\n  \u003cp\u003e\n    Reduced heat soak, steadier IATs and repeatable performance pull after pull. We have fitted and run this hardware on our own builds and customer cars and feedback has been excellent, especially on tuned vehicles and during back-to-back acceleration or extended circuit sessions.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eBest for\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eBMW M3 F80 and BMW M4 F82 F83 owners seeking stronger charge temperature control\u003c\/li\u003e\n    \u003cli\u003eStage 1 and Stage 2 tuned cars where intake temps climb quickly\u003c\/li\u003e\n    \u003cli\u003eTrack days, spirited B-road driving and daily use in warm conditions\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eCompatibility\u003c\/h3\u003e\n  \u003cp\u003e\n    Fits BMW M3 F80 and BMW M4 F82 F83 with the S55 water-to-air charge cooling system. F8X platform only. If you are unsure about suitability, contact our team and we will be happy to help.\n  \u003c\/p\u003e\n\n  \u003ch3\u003ePair for maximum effect\u003c\/h3\u003e\n  \u003cp\u003e\n    Works as a standalone enhancement or alongside the Forge chargecooler and expansion tank kit, Part Number: FMCC1, for a comprehensive cooling package.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eFitting and support\u003c\/h3\u003e\n  \u003cp\u003e\n    Professional installation recommended. MJ Modifications offers fitting at our Warwickshire workshop. Request a quote at \u003ca href=\"mailto:info@mjmodifications.co.uk\"\u003einfo@mjmodifications.co.uk\u003c\/a\u003e.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eSearch-friendly terms customers use\u003c\/h3\u003e\n  \u003cp\u003e\n    BMW F80 heat exchanger upgrade, BMW M4 F82 secondary radiator, S55 cooling system upgrade, F8X auxiliary water radiator, BMW M3 front heat exchanger, charge air cooler water radiator M3 M4, F80 IAT control, plug and play cooling upgrade F8X, track day cooling mods BMW M3, PolarCooler heat exchanger BMW M4.\n  \u003c\/p\u003e\n\u003c\/div\u003e","brand":"Performance M","offers":[{"title":"Default Title","offer_id":55975564018050,"sku":"FMCCRAD6","price":802.03,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0871\/5445\/8937\/files\/BMW_M4_30L_Chargecooler_Radiator_16194jpeg__41688.1599579037.jpg?v=1763322243","url":"https:\/\/mjmodifications.co.uk\/products\/forge-chargecooler-radiator-m3-m4-f80","provider":"MJ Modifications","version":"1.0","type":"link"}