{"product_id":"mishimoto-performance-aluminum-radiator-for-bmw-e46-99-06-323i-328i-330i-part-mmrad-e46-323","title":"Mishimoto Performance Aluminum Radiator for BMW E46 99-06 323i, 328i, 330i - Part MMRAD-E46-323","description":"The Mishimoto Performance Aluminum Radiator for BMW E46 non-M vehicles is designed and engineered to reduce coolant temperatures by 19 F (10.5 C), and to protect your car from overheating during aggressive driving or hot lapping sessions. It is the ideal upgrade for your 3-series, and will outlast the weak stock plastic radiators. The Mishimoto E46 non-M radiator features a large two-row core, 100% brazed aluminum construction, and polished end tanks, resulting in greatly improved cooling efficiency for your engine. The engineers at Mishimoto designed this radiator to feature a 20% increase in coolant capacity over the stock radiator. The Mishimoto radiator also improves coolant surface are by 18% and air surface area by 41%. This aluminum radiator is an ideal upgrade to keep your E46 running cool! This innovative radiator design features CNC inlets and outlets that work perfectly with your stock plastic quick-disconnect Mishimoto E46 Non-M Radiator Hoses! The Mishimoto radiator comes in two separate versions for manual and automatic transmissions; with the automatic transmission model featuring an auxiliary inlet port for the stock automatic transmission cooler connection. Every Mishimoto aluminum radiator is a direct-fit making installation effortless. This radiator includes the Mishimoto Lifetime Warranty, ensuring superb product quality and craftsmanship. \nAluminum radiator engineered for efficient heat dissipation and optimal engine cooling. Precision-fit design ensures easy installation, corrosion resistance, and reliable performance across varied driving conditions.\n\u003cul\u003e\n  \u003cli\u003eReduces coolant temperatures by 19F (10.5C) compared to the stock radiator\u003c\/li\u003e\n  \u003cli\u003eFully brazed aluminum core with TIG-welded end tanks\u003c\/li\u003e\n  \u003cli\u003eInstalls in one hour\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUpgrade your BMW E46 with the Mishimoto Performance Aluminum Radiator, designed specifically for 1999 to 2006 323i, 328i, and 330i models. This radiator is engineered to significantly improve cooling efficiency, reducing coolant temperatures by up to 19°F (10.5°C) during aggressive driving or hot lap sessions. Its large two-row core, fully brazed with TIG welds, ensures enhanced heat dissipation and durability compared to the factory plastic radiators. The polished aluminum end tanks and precision CNC inlets and outlets make installation straightforward and seamless, ensuring a perfect fit with your stock hoses. The Mishimoto radiator features a 20% increase in coolant capacity, boosting coolant surface area by 18% and air surface area by 41%, providing better thermal management for high-performance driving conditions. It is available in two versions—manual and automatic transmission models—with the latter equipped with an auxiliary inlet port for the stock transmission cooler connection. Designed for effortless installation, this radiator installs in approximately one hour and includes Mishimoto’s lifetime warranty, guaranteeing long-lasting quality and performance. Constructed from corrosion-resistant aluminum, this upgrade not only improves cooling but also extends the lifespan of your cooling system. Whether you're track racing or daily driving, the Mishimoto aluminum radiator offers a reliable solution to keep your BMW running cool and prevent overheating issues associated with factory units.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eReduces coolant temperatures by 19°F (10.5°C) compared to the stock radiator\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFully brazed aluminum core with TIG-welded end tanks for durability\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eIncreases coolant capacity by approximately 20% for improved thermal management\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePolished aluminum end tanks with CNC machined inlets and outlets for precise fitment\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCompatible with stock Mishimoto E46 radiator hoses and quick-disconnects\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eAvailable in manual and automatic transmission versions, with auxiliary port for auto models\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eEasy installation, typically completed within one hour\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCorrosion-resistant aluminum construction for longevity\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDesigned to withstand demanding driving conditions and prevent overheating\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\n2000 BMW 323Ci Base\u003cbr\u003e\n2000 BMW 323i Base\u003cbr\u003e\n2000 BMW 328Ci Base\u003cbr\u003e\n2000 BMW 328i Base\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\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\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 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 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 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 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\u003cbr\u003e\n2007 BMW Z4 Coupe 3.0si\u003cbr\u003e\n2007 BMW Z4 M Coupe\u003cbr\u003e\n2007 BMW Z4 M Roadster\u003cbr\u003e\n2007 BMW Z4 Roadster 3.0i\u003cbr\u003e\n2007 BMW Z4 Roadster 3.0si\u003cbr\u003e\n2008 BMW Z4 Coupe 3.0si\u003cbr\u003e\n2008 BMW Z4 M Coupe\u003cbr\u003e\n2008 BMW Z4 M Roadster\u003cbr\u003e\n2008 BMW Z4 Roadster 3.0i\u003cbr\u003e\n2008 BMW Z4 Roadster 3.0si\u003cbr\u003e\n2009 BMW Z4 sDrive30i\u003cbr\u003e\n2009 BMW Z4 sDrive35i\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; 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