{"product_id":"mishimoto-bmw-m52-m54-m56-racing-thermostat-with-housing-70-c-performance-upgrade","title":"Mishimoto BMW M52\/M54\/M56 Racing Thermostat with Housing - 70°C Performance Upgrade","description":"Mishimoto has developed a performance low-temp racing thermostat for the BMW M52, M54, and M56 engines. This Mishimoto racing thermostat is ideal for modified engines that demand more from their cooling systems. Our thermostat begins opening 48F (27C) earlier than the stock thermostat to allow coolant to flow into your radiator and begin shedding heat sooner. This thermostat comes pre-installed in a durable OEM-quality housing and fits many BMWs including E46, E39, and E85 chassis. Like all Mishimoto performance products, this BMW M52, M54, and M56 thermostat is backed by our Mishimoto Lifetime Warranty.\nEngine coolant thermostat designed to regulate coolant flow and maintain optimal operating temperature. Ensures efficient warm-up, prevents overheating, and supports reliable performance with a precise fit.\n\u003cul\u003e\n  \u003cli\u003eBegins opening 48F (27C) earlier than stock to let coolant flow through your radiator sooner\u003c\/li\u003e\n  \u003cli\u003eThermostat pre-installed in OEM-style housing\u003c\/li\u003e\n  \u003cli\u003eIncludes thermostat housing gasket\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUpgrade your BMW's cooling system with the Mishimoto BMW M52\/M54\/M56 Racing Thermostat, designed to optimize engine performance and reliability. This high-performance thermostat begins opening 48°F (27°C) earlier than the stock unit, allowing coolant to flow into the radiator sooner and aiding in quicker heat dissipation. This feature is especially beneficial for modified engines that operate under increased stress or higher temperatures, ensuring your engine maintains optimal operating conditions during demanding driving scenarios.\u003cbr\u003eConstructed with a durable OEM-quality housing, the thermostat comes pre-installed for easy installation and features a gasket included for a secure seal. The precise fit and quality materials guarantee consistent operation, helping to prevent overheating and promote efficient warm-up cycles. Backed by Mishimoto’s lifetime warranty, this component is a reliable upgrade for BMW owners seeking enhanced cooling performance.\u003cbr\u003eDesigned specifically to fit models including BMW Z3 (1999-2003), 330xi (2001-2003), and 330i (2001-2003), this thermostat seamlessly integrates into your vehicle’s cooling system. Whether you're restoring a classic or tuning a modified engine, this thermostat provides a significant performance boost, supporting your vehicle’s durability and efficiency. Trust Mishimoto’s expertise to deliver a high-quality product that enhances your driving experience and engine longevity.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eBegins opening 48°F (27°C) earlier than stock to allow coolant flow into the radiator sooner\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePre-installed in OEM-style housing for easy installation\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eIncludes thermostat housing gasket for a secure seal\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDesigned for BMW M52, M54, and M56 engines\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eBacked by Mishimoto’s lifetime warranty for peace of mind\u003c\/li\u003e\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\n1999 BMW 323i Base\u003cbr\u003e\n1999 BMW 323is Base\u003cbr\u003e\n1999 BMW 328i Base\u003cbr\u003e\n1999 BMW 328is Base\u003cbr\u003e\n1999 BMW 528i Base\u003cbr\u003e\n1999 BMW Z3 Coupe\u003cbr\u003e\n1999 BMW Z3 M Coupe\u003cbr\u003e\n1999 BMW Z3 M Roadster\u003cbr\u003e\n1999 BMW Z3 Roadster\u003cbr\u003e\n2000 BMW 323Ci Base\u003cbr\u003e\n2000 BMW 323i Base\u003cbr\u003e\n2000 BMW 328Ci Base\u003cbr\u003e\n2000 BMW 328i Base\u003cbr\u003e\n2000 BMW 528i Base\u003cbr\u003e\n2000 BMW Z3 Coupe\u003cbr\u003e\n2000 BMW Z3 M Coupe\u003cbr\u003e\n2000 BMW Z3 M Roadster\u003cbr\u003e\n2000 BMW Z3 Roadster\u003cbr\u003e\n2001 BMW 325Ci Base\u003cbr\u003e\n2001 BMW 325i Base\u003cbr\u003e\n2001 BMW 325xi Base\u003cbr\u003e\n2001 BMW 330Ci Base\u003cbr\u003e\n2001 BMW 330i Base\u003cbr\u003e\n2001 BMW 330xi Base\u003cbr\u003e\n2001 BMW 525i Base\u003cbr\u003e\n2001 BMW 530i Base\u003cbr\u003e\n2001 BMW X5 3.0i\u003cbr\u003e\n2001 BMW X5 4.4i\u003cbr\u003e\n2001 BMW Z3 Coupe\u003cbr\u003e\n2001 BMW Z3 M Coupe\u003cbr\u003e\n2001 BMW Z3 M Roadster\u003cbr\u003e\n2001 BMW Z3 Roadster\u003cbr\u003e\n2002 BMW 325Ci Base\u003cbr\u003e\n2002 BMW 325i Base\u003cbr\u003e\n2002 BMW 325xi Base\u003cbr\u003e\n2002 BMW 330Ci Base\u003cbr\u003e\n2002 BMW 330i Base\u003cbr\u003e\n2002 BMW 330xi Base\u003cbr\u003e\n2002 BMW 525i Base\u003cbr\u003e\n2002 BMW 530i Base\u003cbr\u003e\n2002 BMW X5 3.0i\u003cbr\u003e\n2002 BMW X5 4.4i\u003cbr\u003e\n2002 BMW X5 4.6is\u003cbr\u003e\n2002 BMW Z3 Coupe\u003cbr\u003e\n2002 BMW Z3 M Coupe\u003cbr\u003e\n2002 BMW Z3 M Roadster\u003cbr\u003e\n2002 BMW Z3 Roadster\u003cbr\u003e\n2003 BMW 325Ci Base\u003cbr\u003e\n2003 BMW 325i Base\u003cbr\u003e\n2003 BMW 325xi Base\u003cbr\u003e\n2003 BMW 330Ci Base\u003cbr\u003e\n2003 BMW 330i Base\u003cbr\u003e\n2003 BMW 330xi Base\u003cbr\u003e\n2003 BMW 525i Base\u003cbr\u003e\n2003 BMW 530i Base\u003cbr\u003e\n2003 BMW X5 3.0i\u003cbr\u003e\n2003 BMW X5 4.4i\u003cbr\u003e\n2003 BMW X5 4.6is\u003cbr\u003e\n2003 BMW Z4 2.5i\u003cbr\u003e\n2003 BMW Z4 3.0i\u003cbr\u003e\n2004 BMW 325Ci Base\u003cbr\u003e\n2004 BMW 325i Base\u003cbr\u003e\n2004 BMW 325xi Base\u003cbr\u003e\n2004 BMW 330Ci Base\u003cbr\u003e\n2004 BMW 330i Base\u003cbr\u003e\n2004 BMW 330xi Base\u003cbr\u003e\n2004 BMW 525i Base\u003cbr\u003e\n2004 BMW 530i Base\u003cbr\u003e\n2004 BMW X3 2.5i\u003cbr\u003e\n2004 BMW X3 3.0i\u003cbr\u003e\n2004 BMW X5 3.0i\u003cbr\u003e\n2004 BMW X5 4.4i\u003cbr\u003e\n2004 BMW X5 4.8is\u003cbr\u003e\n2004 BMW Z4 2.5i\u003cbr\u003e\n2004 BMW Z4 3.0i\u003cbr\u003e\n2005 BMW 325Ci Base\u003cbr\u003e\n2005 BMW 325i Base\u003cbr\u003e\n2005 BMW 325xi Base\u003cbr\u003e\n2005 BMW 330Ci Base\u003cbr\u003e\n2005 BMW 330i Base\u003cbr\u003e\n2005 BMW 330xi Base\u003cbr\u003e\n2005 BMW 525i Base\u003cbr\u003e\n2005 BMW 530i Base\u003cbr\u003e\n2005 BMW X3 2.5i\u003cbr\u003e\n2005 BMW X3 3.0i\u003cbr\u003e\n2005 BMW X5 3.0i\u003cbr\u003e\n2005 BMW X5 4.4i\u003cbr\u003e\n2005 BMW X5 4.8is\u003cbr\u003e\n2005 BMW Z4 2.5i\u003cbr\u003e\n2005 BMW Z4 3.0i\u003cbr\u003e\n2006 BMW 325Ci Base\u003cbr\u003e\n2006 BMW 330Ci Base\u003cbr\u003e\n2006 BMW X3 3.0i\u003cbr\u003e\n2006 BMW X5 3.0i\u003cbr\u003e\n2006 BMW X5 4.4i\u003cbr\u003e\n2006 BMW X5 4.8is\u003cbr\u003e\n2006 BMW Z4 Coupe 3.0si\u003cbr\u003e\n2006 BMW Z4 M Coupe\u003cbr\u003e\n2006 BMW Z4 M Roadster\u003cbr\u003e\n2006 BMW Z4 Roadster 3.0i\u003cbr\u003e\n2006 BMW Z4 Roadster 3.0si\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; 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