{"product_id":"mosselman-n54-n55-s55-oil-thermostat-installation-kit-inc-m135i-335i-m2-m4","title":"Mosselman MSL Oil Thermostat Install Seal \u0026 Gasket Kit – Oil Cooler Hose O-Rings + Oil Filter Housing Seal – BMW N54 N55 S55 | Fits M135i M235i 335i 435i Z4 35i M2 M3 M4","description":"\u003cdiv class=\"product__description rte\"\u003e\n  \u003ch2\u003eMosselman MSL Thermostat Seal Set for BMW N54 N55 S55\u003c\/h2\u003e\n  \n  \u003cp\u003e\n    Get your thermostat swap right first time. This genuine Mosselman sealing set gives you fresh, correctly sized seals for installing the Mosselman MSL thermostat on BMW N54, N55 and S55 engines. New sealing rings for the oil cooler lines and a new filter housing seal restore factory-tight joints and help stop weeping connections on performance builds and daily drivers alike.\n  \u003c\/p\u003e\n  \n  \u003cp\u003e\n    We use these kits in-house at MJ Modifications and customers love the result. Clean, dry fittings, no mess, no comebacks. Perfect partner for your Mosselman thermostat upgrade on tuned straight-six turbo cars used on road or track.\n  \u003c\/p\u003e\n  \n  \u003ch3\u003eWhy this sealing kit\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003ePrevents leaks at the oil cooler hoses and oil filter housing during thermostat installation\u003c\/li\u003e\n    \u003cli\u003ePrecisely matched to BMW N54, N55 and S55 engines for a snug, OE-style fit\u003c\/li\u003e\n    \u003cli\u003eOil resistant materials for long-term reliability on high performance applications\u003c\/li\u003e\n    \u003cli\u003eIdeal preventative maintenance when fitting or servicing a Mosselman thermostat\u003c\/li\u003e\n    \u003cli\u003eTrusted by our workshop for consistent, leak-free results\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \n  \u003ch3\u003eWhat is included\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e2 x sealing rings for the oil cooler hoses\u003c\/li\u003e\n    \u003cli\u003e1 x rubber seal for the oil filter housing\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003e\n    Note: thermostat unit not included.\n  \u003c\/p\u003e\n  \n  \u003cdiv style=\"margin: 20px 0;\"\u003e\n    \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1272\/9301\/files\/Mosselman_N55_Oil_Thermostat_85c_Inc._M135i_M235i_335i_M2_-3_2048x2048.png?v=1600873072\" alt=\"Mosselman MSL thermostat installation seals for BMW N54 N55 S55 - oil cooler line sealing rings and filter housing seal\" style=\"max-width: 100%; height: auto;\"\u003e\n  \u003c\/div\u003e\n  \n  \u003ch3\u003eCompatible models\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eBMW 135i E82 N54\u003c\/li\u003e\n    \u003cli\u003eBMW 135i E82 N55\u003c\/li\u003e\n    \u003cli\u003eBMW 1M Coupe E82 N54\u003c\/li\u003e\n    \u003cli\u003eBMW 335i E90 E91 E92 N54\u003c\/li\u003e\n    \u003cli\u003eBMW 335i E90 E91 E92 N55\u003c\/li\u003e\n    \u003cli\u003eBMW Z4 35i E89 N54\u003c\/li\u003e\n    \u003cli\u003eBMW Z4 LCI 35i E89 N54\u003c\/li\u003e\n    \u003cli\u003eBMW Z4 35is E89 N54\u003c\/li\u003e\n    \u003cli\u003eBMW M135i F20 F21 N55\u003c\/li\u003e\n    \u003cli\u003eBMW M235i F22 N55\u003c\/li\u003e\n    \u003cli\u003eBMW M2 F87 N55\u003c\/li\u003e\n    \u003cli\u003eBMW 335i F30 F31 N55\u003c\/li\u003e\n    \u003cli\u003eBMW 335i GT F34 N55\u003c\/li\u003e\n    \u003cli\u003eBMW 435i F32 F33 N55\u003c\/li\u003e\n    \u003cli\u003eBMW 435i Gran Coupe F36 N55\u003c\/li\u003e\n    \u003cli\u003eBMW M2 Competition F87 S55\u003c\/li\u003e\n    \u003cli\u003eBMW M3 F80 S55 including Competition and CS\u003c\/li\u003e\n    \u003cli\u003eBMW M4 F82 F83 S55 including Competition, CS and GTS\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \n  \u003cp\u003e\n    Ideal for fixing minor oil seepage at the oil cooler connections and for renewing the oil filter housing seal when installing the Mosselman thermostat on E82, E90, E92, E89, F20, F21, F22, F30, F31, F34, F32, F33, F36, F80, F82 and F87 platforms.\n  \u003c\/p\u003e\n  \n  \u003ch3\u003eFitting and support\u003c\/h3\u003e\n  \u003cp\u003e\n    Want it fitted by pros who know these engines inside out? Book installation with MJ Modifications in Warwickshire. Email \u003ca href=\"mailto:info@mjmodifications.co.uk\"\u003einfo@mjmodifications.co.uk\u003c\/a\u003e for a quote and availability.\n  \u003c\/p\u003e\n  \n  \u003ch3\u003eCompatibility check\u003c\/h3\u003e\n  \u003cp\u003e\n    We can confirm fitment before dispatch. Add your UK registration or last 7 of the VIN at checkout and we will verify it suits your car.\n  \u003c\/p\u003e\n  \n  \u003ch3\u003eHelpful search terms\u003c\/h3\u003e\n  \u003cp\u003e\n    BMW oil cooler hose seals, oil filter housing seal BMW N54, N55 sealing rings, S55 filter housing seal, thermostat install seals for M135i M235i 335i 435i, Z4 35i thermostat seal set, M2 M3 M4 oil line O ring set, BMW straight six turbo oil leak fix, N54 thermostat gasket kit, N55 oil cooler O ring pack, S55 oil filter bracket seal, Mosselman thermostat install seals UK, BMW performance engine seal kit, track car oil system seals, F20 F22 F30 F32 F80 F82 oil seal service pack.\n  \u003c\/p\u003e\n\u003c\/div\u003e","brand":"Mosselman","offers":[{"title":"Default Title","offer_id":56008679948674,"sku":null,"price":24.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0871\/5445\/8937\/files\/OilThermostat-installkit1_1946x_4056fdaf-c72c-42c3-8a1f-5f73298de962.png?v=1764090584","url":"https:\/\/mjmodifications.co.uk\/products\/mosselman-n54-n55-s55-oil-thermostat-installation-kit-inc-m135i-335i-m2-m4","provider":"MJ Modifications","version":"1.0","type":"link"}