Why does the BMW E92 M3 DCT oil cooler need upgrading?

The factory DCT cooler on the E9x M3 struggles to manage transmission temperatures under sustained spirited driving and track use. Elevated DCT temperatures accelerate fluid degradation, reduce shift quality, and compromise long-term transmission reliability. The MMX BMW E92 M3 DCT oil cooler provides increased cooling capacity to keep temperatures in check and protect the DCT across extended hard use.

Does the BMW E92 M3 DCT oil cooler fit the manual transmission variant?

No. The BMW E92 M3 DCT oil cooler is designed specifically for E90, E92, and E93 M3 models equipped with the DCT dual-clutch transmission. It is not compatible with the 6-speed manual gearbox variant.

Is this a direct-fit upgrade or does it require modification?

The BMW E92 M3 DCT oil cooler is a direct-fit replacement that connects to the factory lines and brackets with no cutting, drilling, or permanent modification to the car required.

Is the BMW E92 M3 DCT oil cooler worthwhile on a road car, or only for track use?

Both. While the benefit is most pronounced on track where temperatures climb fastest, any E9x M3 DCT driven spiritedly on public roads generates enough heat to benefit from the additional cooling capacity. The upgrade is particularly valuable in warmer climates and during back-to-back enthusiastic driving sessions.

Does this BMW E92 M3 DCT oil cooler fit all three E9x M3 body styles?

Yes. The cooler fits all three E9x M3 DCT variants — the E90 saloon, E92 coupe, and E93 convertible — across the full 2007-2013 production run, provided the car is equipped with the DCT transmission.

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Description

MMX Transmission Oil Cooler for E90 / E92 / E93 BMW M3 with DCT

BMW E92 M3 DCT oil cooler from MMX Performance is engineered to enhance the reliability and longevity of the factory DCT system in the E90, E92, and E93 M3 by significantly improving thermal efficiency under demanding conditions. The S65-powered E9x M3’s DCT is a high-performance dual-clutch transmission capable of exceptional shift speed and driver engagement, but like all DCT systems, it generates considerable heat under sustained spirited driving and track use, heat that the OEM cooler struggles to manage effectively, leading to elevated transmission temperatures that accelerate fluid degradation and reduce long-term reliability. The MMX BMW E92 M3 DCT oil cooler addresses this with increased cooling capacity over the OEM unit, constructed from high-quality aluminum and finished in a sleek black coating that integrates visually with the underbody. Designed specifically for the S65 DCT application, it connects directly to the factory lines and brackets for a direct-fit installation with no modification required. For any E9x M3 DCT owner who drives spiritedly on the road or visits track days, the BMW E92 M3 DCT oil cooler is one of the most effective reliability upgrades available, DCT only; it does not fit the 6-speed manual.

Features

Increased cooling capacity versus the OEM transmission oil cooler
High-quality aluminum construction for durability and efficient heat transfer
Sleek black coating for a clean, stealthy underbody appearance
Direct-fit design compatible with OEM lines and brackets, no modification required
Designed specifically for S65 DCT applications
Reduces transmission temperature under spirited road and track use
Enhances DCT reliability and longevity

Applications

BMW M3: E90, E92, E93 | 2007-2013

Notes

DCT-equipped E9x M3 only. Does not fit the 6-speed manual transmission variant.

Frequently Asked Questions

Why does the BMW E92 M3 DCT oil cooler need upgrading? The factory DCT cooler on the E9x M3 struggles to manage transmission temperatures under sustained spirited driving and track use. Elevated DCT temperatures accelerate fluid degradation, reduce shift quality, and compromise long-term transmission reliability. The MMX BMW E92 M3 DCT oil cooler provides increased cooling capacity to keep temperatures in check and protect the DCT across extended hard use.
Does the BMW E92 M3 DCT oil cooler fit the manual transmission variant? No. The BMW E92 M3 DCT oil cooler is designed specifically for E90, E92, and E93 M3 models equipped with the DCT dual-clutch transmission. It is not compatible with the 6-speed manual gearbox variant.
Is this a direct-fit upgrade or does it require modification? The BMW E92 M3 DCT oil cooler is a direct-fit replacement that connects to the factory lines and brackets with no cutting, drilling, or permanent modification to the car required.
Is the BMW E92 M3 DCT oil cooler worthwhile on a road car, or only for track use? Both. While the benefit is most pronounced on track where temperatures climb fastest, any E9x M3 DCT driven spiritedly on public roads generates enough heat to benefit from the additional cooling capacity. The upgrade is particularly valuable in warmer climates and during back-to-back enthusiastic driving sessions.
Does this BMW E92 M3 DCT oil cooler fit all three E9x M3 body styles? Yes. The cooler fits all three E9x M3 DCT variants the E90 saloon, E92 coupe, and E93 convertible across the full 2007-2013 production run, provided the car is equipped with the DCT transmission.

About MMX Performance

MMX Performance is a UK-based specialist in performance parts for BMW and MINI vehicles, crafting high-quality upgrades that blend precision engineering, rigorous testing, and motorsport heritage. Driven by enthusiast culture, MMX designs its products in the UK, often putting them through track validation, to ensure durability, fitment accuracy, and on-road performance. Their catalog spans drivetrain components, spacers, hardware, and chassis enhancements, all tailored to elevate both the driving experience and visual appeal of BMW and MINI models.

Additional Information

The Bulletproof Automotive website contains many thousands of products purchased in multiple different currencies. All of the prices are entered manually and accurately at the time of entry. Due to the consistently fluctuating international exchange rates, at times prices may not be able to be honored at their original intended rate. We apologize for any inconvenience this may cause, unfortunately our website is unable to compensate dynamically for what can at times be volatile changes in the cost of items due to currency values fluctuating, changes in prices from suppliers, changes in shipping and import duties, and other factors. Rest assured that any order you place on line will be at zero risk to you in this area. If in the event your order cannot be fulfilled at the original intended website price we will offer you a 100% refund, no questions asked. We will continue to do our best to maintain updated prices and we will always continue to offer our price match guarantees as well to ensure our prices are always the best for you. In short, prices may change without notice. It is always advised to give us a call prior to placing your order online to confirm availability and to confirm current pricing.

Shipping Policy

Items that are in stock in the US, either at Bulletproof’s warehouse or at a supplier’s warehouse, are generally delivered within 7-10 days. Special order items from overseas take considerably longer. As a courtesy Bulletproof offers delivery estimates to our customers which take into consideration manufacturer availability and shipping schedule. These estimates represent our best guess based on previous orders from the manufacturer and do not in any way imply a guaranteed delivery window. Many manufacturers work in a “just in time” inventory system and often take 2-20+ weeks to produce an item once an order is submitted. All deliverable items are then sent to our Japanese warehouse. Bulletproof ships a minimum of one full ocean freight container every month from Japan, oftentimes more than one a month. Ocean freight takes an average of 4 weeks. Typically it breaks down to one week in Japan for paperwork and customs, two weeks by boat and one week in US customs/clearance. Due to the wide number of variables between manufacturer and shipping schedules, delivery estimates are simply just that – estimates. We attempt to estimate conservatively and we usually deliver faster than our estimates suggest. It is not Bulletproof’s policy to guarantee delivery time of any special order item, this is impossible for us to do. By ordering you acknowledge that there is no required delivery ETA and an order may not be canceled or altered due to manufacturing or shipping delays, all ETA’s are provided as a best guess only. Please review the full Terms & Conditions here.

BP Pricing Difference

We do pricing a little differently on our JDM brands and we believe in making things simple and clear. No hidden fees or surcharges. Every price you see includes the shipping cost to our office in Los Angeles, California and all the associated taxes/duties/fees for bringing the products into the US. The only shipping you ever pay is from our facility in the US to your location. Be wary of resellers that don’t include the cost of international shipping in their pricing on JDM parts. While we believe we’ll always have the lowest all-in price on JDM products, we offer a price match guarantee for all authentic parts purchased from authorized dealers as well. For many international customers, it’s much more affordable to ship from the USA than from Japan directly, as the air freight and ocean freight costs are typically much less. However, for customers looking to ship directly from Japan outside of North America, or domestically in Japan, we can provide pricing specifically for that scenario. Please do not hesitate to contact us with any pricing questions or concerns. Please email us at sales@bulletproofautomotive.com with any inquiries.

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MMX Transmission Oil Cooler for E90 / E92 / E93 BMW M3 (with DCT) [MMR17-0202]

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MMX Transmission Oil Cooler for E90 / E92 / E93 BMW M3 with DCT

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Frequently Asked Questions

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