{"product_id":"race-oil-thermostat-m157","title":"M157 -Race Oil Thermostat Bypass","description":"\u003cp\u003ePermanently open oil thermostat engineered for Mercedes M157 engines. Always-open design routes oil continuously to the cooler for maximum flow and lower oil temperatures during sustained or spirited driving — ideal for track-focused use where minimising peak oil temps matters most.\u003c\/p\u003e\n\u003cp\u003eKey features:\u003c\/p\u003e\n\u003cp\u003ePermanently open — no moving parts, zero flow restriction\u003cbr\u003eDirect-fit for M157 oil thermostat housings (vehicle-specific fit required)\u003cbr\u003eCNC-machined aluminum construction with corrosion-resistant finish\u003cbr\u003eLightweight, durable design built for high-temp environments\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003ePerformance benefits:\u003c\/p\u003e\n\u003cp\u003eImmediate, unrestricted oil flow to external coolers — reduces peak oil temps under high load\u003cbr\u003eLowers risk of oil viscosity breakdown and thermal-related wear on track or spirited runs\u003cbr\u003eEliminates thermostat failure (no sticking\/partial opening)\u003c\/p\u003e\n\u003cp\u003eTrade-offs \/ considerations:\u003c\/p\u003e\n\u003cp\u003eSlower oil warm-up after cold starts and during low-load driving — oil reaches operating temp later\u003cbr\u003eOil will run cooler than stock at normal driving\u003cbr\u003eIntended for race\/track use, not optimal for owners prioritising rapid warm-up or strict emissions operation\u003c\/p\u003e\n\u003cp\u003eRecommended use:\u003c\/p\u003e\n\u003cp\u003eTrack days, racing, high-performance\/spirited driving and builds with large oil coolers\u003cbr\u003eWarmer countries\u003cbr\u003eNot recommended as a permanent daily-driver replacement if rapid oil warm-up or factory temperature ranges are required as such in colder countries\u003c\/p\u003e\n\u003cp\u003eInstallation notes:\u003c\/p\u003e\n\u003cp\u003eDirect-replacement design. May require new O-ring.\u003cbr\u003eVerify vehicle-specific fitment, orientation before installation\u003cbr\u003eAfter installation, monitor oil temperature and level; use a temp gauge to confirm operating range\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"TME Performance","offers":[{"title":"Default Title","offer_id":54413649772819,"sku":null,"price":138.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0923\/8380\/5715\/files\/DSC07698_42ebf98b-7fc9-4834-8700-218431af1a66.jpg?v=1783685637","url":"https:\/\/tmeperformance.com\/products\/race-oil-thermostat-m157","provider":"TME Performance","version":"1.0","type":"link"}