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Item #:
124546508
Mishimoto MMTC-GMT-99 Transmission Cooler, Silverado & Sierra 1999-2013
89% of respondents would recommend this to a friend
Item #:
124546508
KES 69812
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
In stock
Imported from USA store
QTY:
Order now and get it around Monday, September 28
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Mishimoto transmission cooler adds significant cooling capacity to your truck whether you’re towing a heavy load, or low-speed driving on the trail.
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What Stands Out
Enhanced Cooling
The Mishimoto transmission cooler significantly lowers transmission temperatures, improving overall performance and extending the lifespan of your vehicle’s transmission.
Direct Fit Design
Specifically engineered for Chevrolet Silverado and GMC Sierra models from 1999 to 2013, ensuring seamless installation without the need for additional modifications.
Durable Construction
Crafted from premium materials, the cooler is designed for longevity and resilience, capable of withstanding harsh driving conditions and heavy loads.
Product Details
Who Should Buy?
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Heavy Towing
Ideal for users frequently towing large trailers, ensuring optimal transmission temperature and performance during heavy loads.
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Off-Road Enthusiasts
Perfect for off-road drivers who need enhanced cooling to prevent transmission overheating during rugged terrain adventures.
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Daily Commuters
Great for everyday drivers seeking to improve their vehicle's transmission durability and longevity through better cooling.
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Casual Drivers
Not necessary for occasional users who don’t tow or drive their vehicles intensely; additional cooling is excessive.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is the primary function of the Mishimoto MMTC-GMT-99 Transmission Cooler?
Answer: The Mishimoto MMTC-GMT-99 Transmission Cooler is designed to enhance the efficiency of your vehicle's transmission system. By cooling the transmission fluid, it prevents overheating, which can lead to costly damage and decreased performance. This cooler optimizes fluid temperatures during towing, hauling, or off-roading, ensuring your transmission operates smoothly under stress. For heavy-duty scenarios like towing a trailer, this cooler acts as a crucial component to maintain the longevity of your vehicle's transmission. -
Question:
Is the Mishimoto MMTC-GMT-99 compatible with other vehicle models?
Answer: The Mishimoto MMTC-GMT-99 Transmission Cooler is specifically engineered to fit Chevrolet Silverado and GMC Sierra models from 1999 to 2013. This compatibility ensures a precise fit, making installation straightforward while maximizing the system's cooling efficiency. While other models may require different specifications, this cooler's design is tailored to integrate seamlessly within the specified models, providing optimal performance for these popular trucks. If you own a vehicle outside this range, you may need to explore alternatives designed for your model. -
Question:
What materials are used in the Mishimoto transmission cooler?
Answer: The Mishimoto MMTC-GMT-99 Transmission Cooler is constructed with high-quality aluminum, known for its excellent heat dissipation properties and corrosion resistance. This material not only improves the cooler's longevity but also reduces the overall weight, which is vital for vehicle performance. The internal and external components are designed for durability and effectiveness in various driving conditions, making it suitable for both daily drivers and heavy-duty applications. With its robust construction, you can count on reliable performance for years to come. -
Question:
What are the benefits of installing a transmission cooler?
Answer: Installing the Mishimoto MMTC-GMT-99 Transmission Cooler can significantly improve your truck’s transmission performance. By maintaining optimal fluid temperatures, this cooler reduces the likelihood of overheating during demanding use, like towing heavy loads or driving in stop-and-go traffic. Additionally, it promotes better fluid viscosity, which enhances shifting quality and extends the lifespan of the transmission components. Whether you are a weekend warrior or rely on your truck for daily tasks, this cooler provides peace of mind by protecting your transmission. -
Question:
Can I install the Mishimoto transmission cooler myself?
Answer: Yes, many users can install the Mishimoto MMTC-GMT-99 Transmission Cooler with standard hand tools and some mechanical know-how. The cooler comes with all necessary mounting hardware and detailed instructions, guiding you through the installation process. For those comfortable with automotive work, tackling this project can be both rewarding and cost-effective. However, if you're unsure about your skills, seeking assistance from a professional mechanic is recommended to ensure optimal performance and avoid potential installation issues. -
Question:
How does the Mishimoto transmission cooler enhance towing performance?
Answer: The Mishimoto MMTC-GMT-99 Transmission Cooler is ideal for enhancing towing performance by effectively regulating transmission fluid temperatures. When towing heavy loads, a vehicle's transmission is under increased stress, which can lead to overheating. This cooler provides an efficient means to dissipate heat, allowing the transmission to operate within safe temperature ranges, thereby ensuring smoother shifts and improved power delivery. Truck owners who frequently tow trailers or boats will benefit from the added protection the cooler offers, helping to prevent overheating and extending the transmission's life. -
Question:
What other modifications work well with the Mishimoto transmission cooler?
Answer: Pairing the Mishimoto MMTC-GMT-99 Transmission Cooler with other upgrades can enhance your vehicle's performance. For example, vehicles equipped with performance tuners or aftermarket exhaust systems may benefit significantly from an upgraded cooler. Moreover, combining this cooler with a heavy-duty radiator can provide a comprehensive cooling solution, mitigating heat buildup in both the transmission and engine. These modifications are particularly advantageous for those who use their trucks for off-roading, racing, or heavy towing, maximizing performance and durability under extreme conditions. -
Question:
How can I maintain the Mishimoto transmission cooler?
Answer: Maintaining the Mishimoto MMTC-GMT-99 Transmission Cooler primarily involves periodic inspections and cleaning to ensure optimal airflow and performance. Regularly check for any signs of leaks or debris accumulation on the cooler’s surface. Additionally, it’s a good practice to verify that the hoses and connection points are secure and free from corrosion. Proper maintenance can prolong the operational efficiency of the cooler and your vehicle's transmission. For truck owners who frequently engage in demanding driving, this maintenance is essential to safeguard against overheating. -
Question:
Where can I buy the Mishimoto MMTC-GMT-99 Transmission Cooler in Kenya?
Answer: You can conveniently purchase the Mishimoto MMTC-GMT-99 Transmission Cooler at Ubuy in Kenya. Ubuy offers a wide selection of automotive parts, ensuring that you find the right product for your Chevrolet Silverado or GMC Sierra. Their platform provides user-friendly navigation and detailed product descriptions to help you make informed decisions. With Ubuy, you're not only getting quality products but also excellent customer support for any inquiries related to your purchase.
Mishimoto Engine Oil Coolers & Kits Editorial Review
** Mishimoto MMTC-GMT-99 Transmission Cooler** The Mishimoto MMTC-GMT-99 Transmission Cooler has garnered Considerable acclaim among users, particularly for its performance, ease of installation, and aesthetic appeal. Customers have Consistently highlighted the significant reduction in transmission temperatures, with reported drops as much as 60 degrees when compared to stock coolers. This notably improves vehicle performance, particularly during demanding tasks such as towing. For instance, one user noted that after installing the cooler, their truck's transmission temperature during a cross-country trip with a heavy trailer remained manageable, peaking at 175 degrees even in less than ideal conditions. Installation is described as a breeze, with many users reporting that the cooler can be set up in around 15 to 30 minutes. The product comes with OE fittings, which ensures compatibility with existing transmission lines without any modifications required. Video tutorials available online further facilitate the installation process, making it accessible even for those with limited mechanical experience. In terms of design, the Mishimoto cooler doesn't just function well; it also looks good, which has been an added bonus for users who appreciate aesthetics in automotive upgrades. Praise for the craftsmanship reflects the brand's reputation for producing high-quality components. Overall, the Mishimoto MMTC-GMT-99 Transmission Cooler is well-regarded for its ability to effectively manage transmission temperatures, enhancing driving performance, especially in heavy-duty scenarios. Installers appreciate the straightforward fitting process and the high-quality materials used in its Construction. **
Customer Reviews & Ratings
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Pros
- Significant reduction in transmission temperatures.
- Easy installation, typically completed in 15-30 minutes.
- No modifications necessary; fits well with OE fittings.
- High-quality build with a favorable aesthetic.
- Effective performance during heavy towing scenarios.
Cons
- Lack of included installation instructions (reliance on online resources).
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
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Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
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Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
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Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
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Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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KES 69812
Order now and get it around Monday, September 28
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Fastest cross-border delivery
Features & Benefits
- Designed specifically for 1999-2013 Chevy Silverado and GMC Sierra.
- 521% increase in core volume for enhanced cooling efficiency.
- 278% increase in frontal surface area for superior heat transfer.
- Quick-disconnects allow easy installation with stock lines or custom fittings.
- Adjustable mounting bracket enables installation in an hour or less.
- Comes with a Lifetime Warranty for peace of mind.
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