{"product_id":"mishimoto-03-09-dodge-ram-5-9l-6-7l-cummins-transmission-cooler","title":"Mishimoto 03-09 Dodge Ram 5.9L\/6.7L Cummins Transmission Cooler","description":"There's no greater enemy for a transmission than heat. Whether your 2003-2009 Dodge Ram 5.9L \/ 6.7L Cummins is a dedicated tow vehicle, hardworking fleet truck, or a daily driver, you need to ensure that your transmission runs cool. Luckily, Mishimoto has developed a direct-fit transmission cooler to do just that. Our 2003-2009 Dodge Ram 5.9L \/ 6.7L Cummins transmission cooler utilizes a stacked plate core for durable and powerful cooling. With a massive 212-percent greater core volume, 244-percent increase in fluid capacity, this trans cooler is a huge improvement over stock 2003-2009 Dodge Ram 5.9L \/ 6.7L Cummins transmission cooler. The Mishimoto transmission cooler is not only larger than the stock cooler, but more reliable too. When the stock cooler's thermostat fails, it fails closed, bypassing the cooler and returning hot fluid to the transmission. Mishimoto has solved this common issue by making the thermostat in our 2003-2009 Dodge Ram Cummins transmission cooler fully serviceable and easily bypassed for constant cooling. A port located at the top of the cooler provides easy access to the thermostat for servicing in just a few minutes. Replacement thermostats can be purchased individually if needed\nAutomatic transmission oil cooler designed to regulate fluid temperature and prevent overheating. Enhances transmission longevity, maintains performance, and features durable construction with a precise fit.\n\u003cul\u003e\n  \u003cli\u003eFits all 2003-2009 Dodge Ram 5.9L and 6.7L Cummins\u003c\/li\u003e\n  \u003cli\u003e244-percent Increase in fluid capacity\u003c\/li\u003e\n  \u003cli\u003e212-percent Increase in core volume\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEnsure optimal transmission performance and longevity with the Mishimoto 03-09 Dodge Ram 5.9L\/6.7L Cummins transmission cooler. Designed specifically for Dodge Ram trucks from 2003 to 2009, this direct-fit cooler features a stacked plate core that delivers durable and efficient cooling. Its larger core volume and increased fluid capacity—212% and 244% respectively—make it a significant upgrade over stock coolers, effectively managing heat to prevent overheating during demanding driving conditions. This cooler is ideal for tow vehicles, fleet trucks, or daily drivers that require reliable transmission cooling under heavy loads or extended use.\u003cbr\u003eThe Mishimoto transmission cooler is engineered with reliability in mind. Unlike stock units, which can fail closed and bypass cooling when the thermostat malfunctions, our cooler includes a fully serviceable thermostat that can be easily accessed via a port at the top of the unit. This design allows for quick servicing or bypassing if necessary, ensuring continuous cooling without risking hot fluid recirculation back into the transmission. The robust construction and precise fitment guarantee seamless installation and dependable operation, helping to maintain consistent transmission temperature and performance.\u003cbr\u003eThis transmission cooler is compatible with various Dodge Ram models, including 2006-2009 2500 and 3500 series, providing a versatile upgrade for those seeking to enhance their vehicle's cooling system. Its durable materials are built to withstand the rigors of heavy-duty use, making it an essential component for improving transmission lifespan and overall vehicle reliability. With the Mishimoto brand’s reputation for quality engineering, this cooler offers an effective solution for maintaining transmission efficiency and preventing heat-related damage in demanding driving environments.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eFits all 2003-2009 Dodge Ram 5.9L and 6.7L Cummins\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003e244-percent increase in fluid capacity for enhanced cooling\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003e212-percent increase in core volume for improved heat dissipation\u003c\/li\u003e\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\n2003 Dodge Ram 2500 Laramie\u003cbr\u003e\n2003 Dodge Ram 2500 SLT\u003cbr\u003e\n2003 Dodge Ram 2500 ST\u003cbr\u003e\n2003 Dodge Ram 3500 Laramie\u003cbr\u003e\n2003 Dodge Ram 3500 SLT\u003cbr\u003e\n2003 Dodge Ram 3500 ST\u003cbr\u003e\n2004 Dodge Ram 2500 SLT\u003cbr\u003e\n2004 Dodge Ram 2500 ST\u003cbr\u003e\n2004 Dodge Ram 3500 Laramie\u003cbr\u003e\n2004 Dodge Ram 3500 SLT\u003cbr\u003e\n2004 Dodge Ram 3500 ST\u003cbr\u003e\n2005 Dodge Ram 2500 Laramie\u003cbr\u003e\n2005 Dodge Ram 2500 SLT\u003cbr\u003e\n2005 Dodge Ram 2500 ST\u003cbr\u003e\n2005 Dodge Ram 3500 Laramie\u003cbr\u003e\n2005 Dodge Ram 3500 SLT\u003cbr\u003e\n2005 Dodge Ram 3500 ST\u003cbr\u003e\n2006 Dodge Ram 2500 Laramie\u003cbr\u003e\n2006 Dodge Ram 2500 Power Wagon\u003cbr\u003e\n2006 Dodge Ram 2500 SLT\u003cbr\u003e\n2006 Dodge Ram 2500 Sport\u003cbr\u003e\n2006 Dodge Ram 2500 ST\u003cbr\u003e\n2006 Dodge Ram 2500 TRX4\u003cbr\u003e\n2006 Dodge Ram 3500 Laramie\u003cbr\u003e\n2006 Dodge Ram 3500 SLT\u003cbr\u003e\n2006 Dodge Ram 3500 Sport\u003cbr\u003e\n2006 Dodge Ram 3500 ST\u003cbr\u003e\n2007 Dodge Ram 2500 Laramie\u003cbr\u003e\n2007 Dodge Ram 2500 Power Wagon\u003cbr\u003e\n2007 Dodge Ram 2500 SLT\u003cbr\u003e\n2007 Dodge Ram 2500 Sport\u003cbr\u003e\n2007 Dodge Ram 2500 ST\u003cbr\u003e\n2007 Dodge Ram 2500 TRX4\u003cbr\u003e\n2007 Dodge Ram 3500 Laramie\u003cbr\u003e\n2007 Dodge Ram 3500 SLT\u003cbr\u003e\n2007 Dodge Ram 3500 Sport\u003cbr\u003e\n2007 Dodge Ram 3500 ST\u003cbr\u003e\n2007 Dodge Ram 3500 TRX4\u003cbr\u003e\n2008 Dodge Ram 2500 Laramie\u003cbr\u003e\n2008 Dodge Ram 2500 Power Wagon\u003cbr\u003e\n2008 Dodge Ram 2500 SLT\u003cbr\u003e\n2008 Dodge Ram 2500 ST\u003cbr\u003e\n2008 Dodge Ram 2500 SXT\u003cbr\u003e\n2008 Dodge Ram 3500 Laramie\u003cbr\u003e\n2008 Dodge Ram 3500 SLT\u003cbr\u003e\n2008 Dodge Ram 3500 ST\u003cbr\u003e\n2008 Dodge Ram 3500 SXT\u003cbr\u003e\n2009 Dodge Ram 2500 Laramie\u003cbr\u003e\n2009 Dodge Ram 2500 Power Wagon\u003cbr\u003e\n2009 Dodge Ram 2500 SLT\u003cbr\u003e\n2009 Dodge Ram 2500 ST\u003cbr\u003e\n2009 Dodge Ram 2500 SXT\u003cbr\u003e\n2009 Dodge Ram 3500 Laramie\u003cbr\u003e\n2009 Dodge Ram 3500 SLT\u003cbr\u003e\n2009 Dodge Ram 3500 ST\u003cbr\u003e\n2009 Dodge Ram 3500 SXT\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\u003ctr\u003e\u003ctd\u003eAir Freight Prohibited: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eNot Carb Approved: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eLtl Freight Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eProp 65: Y\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003ePart Type: automotive\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eEpa: N\/A\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eCarb Acknowledgement Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eRegular Stock: t\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eUnits Per Sku: 1\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"Mishimoto","offers":[{"title":"Default Title","offer_id":53603694444817,"sku":"MMTC-RAM-03SL","price":599.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/3830\/0689\/files\/a318406cc4f0c6e1530ea8bbec25b615.png?v=1779964404","url":"https:\/\/shoprenegade.com\/products\/mishimoto-03-09-dodge-ram-5-9l-6-7l-cummins-transmission-cooler","provider":"Renegade Speed by Renegade Racing \u0026 Performance","version":"1.0","type":"link"}