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Transmission Cooler Comparison - July 2025
| 1 Best Choice  9.6Exceptional | 2  9.3Excellent | 3  9.1Excellent | 4  8.9Very Good | 5 Best Value  8.7Very Good | 6  8.4Good |
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ModelHayden Automotive 678 Universal Rapid-Cool 9.5” x 11” Add-On Transmission Cooler – Not for Direct Replacement of the OE Cooler | Model Gagsu 40k Transmission Oil Cooler lpd47391 Compatible with tru Cool Heavy Duty 40,000 GVW Max - Low Pressure Drop Trans Cooler | Model Fluid Cooler and Fan, 15-3/4 x 11-1/2 x 5 in, Tube Type, 6 AN Male Inlet/Outlet, Fittings, Aluminum/Copper, Black Powder Coat, Universal, Each | Model EVIL ENERGY 5/16" Transmission Oil Cooler, 6 Pass Tube and Fin Cooler Kit Universal Aluminium Black… | Model Mishimoto Universal Fit Transmission Cooler, 13-Row Stacked Plate, 22.85" X 7.10” X 1.25” Core | Model BARTOO Universal 5/16" Transmission Oil Cooler Kit, Aluminium alloy 4 Pass Tube and Fin Oil Cooler Kit(Sliver) |
BrandHayden Automotive | Brand Gagsu | Brand Derale | Brand EVIL ENERGY | Brand Mishimoto | Brand BARTOO |
Reviews | Reviews  | Reviews | Reviews  | Reviews | Reviews |
Features | |||||
Easy installation 9.4 | Easy installation 9.4 | Easy installation 9.8 | Easy installation 9.1 | Easy installation 8.6 | Easy installation 8.6 |
Worth the money 9.8 | Worth the money 9.4 | Worth the money 9.1 | Worth the money 9.3 | Worth the money 8.9 | Worth the money 8.6 |
Materials quality 9.8 | Materials quality 9.3 | Materials quality 9.3 | Materials quality 9.6 | Materials quality 9.1 | Materials quality 9.1 |
Tech Specs | |||||
item weight 1.07 pounds | item weight 6.24 pounds | item weight 8 pounds | item weight 2.2 pounds | item weight 3 pounds | item weight 1.46 pounds |
manufacturer part number 678 | manufacturer part number LPD47391 | manufacturer part number 13700 | manufacturer part number KT01417S2BK-HW | manufacturer part number MMTC-SP-13N | manufacturer part number BR-TC-Sliver |
customer reviews4.7 4.7 out of 5 stars 1, 721 ratings 4.7 out of 5 stars | customer reviews 4.5 4.5 out of 5 stars 432 ratings 4.5 out of 5 stars | customer reviews 4.7 4.7 out of 5 stars 389 ratings 4.7 out of 5 stars | customer reviews 4.5 4.5 out of 5 stars 688 ratings 4.5 out of 5 stars | customer reviews 4.0 4.0 out of 5 stars 6 ratings 4.0 out of 5 stars | customer reviews 4.7 4.7 out of 5 stars 57 ratings 4.7 out of 5 stars |
model Transmisison Cooler | model - | model 16-Pass Electra-Cool Cooler -6AN | model - | model Universal 13-Row Stacked Plate Transmission Cooler, 22.85 X 7.10 X 1.25 Core | model Transmission Oil Cooler |
exterior Machined | exterior - | exterior - | exterior - | exterior Brushed | exterior Polished |
package dimensions- | package dimensions 25.25 x 10.5 x 3.25 inches | package dimensions - | package dimensions 17.44 x 8.31 x 1.97 inches | package dimensions - | package dimensions 17.04 x 8.15 x 2.05 inches |
Available On  | Available On | Available On  | Available On | Available On | Available On |
Our Top 3 Picks
Here are the top 3 recommended products with more information to help you find the right product for you
9.6
1Hayden AutomotiveHayden Automotive 678 Universal Rapid-Cool 9.5” x 11” Add-On Transmission Cooler – Not for Direct Replacement of the OE Cooler
9.8 worth the money9.8 materials Quality9.4 Easy installationWhy we love it
Compact size fits various vehicle models easily.
Ideal for heavy-duty vehicles and towing applications.
Efficient heat transfer with minimal pressure drop.
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9.3
2Gagsu
Gagsu 40k Transmission Oil Cooler lpd47391 Compatible with tru Cool Heavy Duty 40,000 GVW Max - Low Pressure Drop Trans Cooler
9.4 Easy installation9.4 worth the money9.3 materials QualityWhy we love it
High Quality: Reliable Durable
Protects Vehicle: Optimal Protection
Compatible: Car, Van, Light Truck, R.V. Towing
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9.1
3Derale
Fluid Cooler and Fan, 15-3/4 x 11-1/2 x 5 in, Tube Type, 6 AN Male Inlet/Outlet, Fittings, Aluminum/Copper, Black Powder Coat, Universal, Each
9.8 Easy installation9.3 materials Quality9.1 worth the moneyWhy we love it
Effectively cools engine and transmission, extending their lifespan.
Electric fan ensures optimal airflow for better cooling.
Vehicle-specific fit allows for versatile mounting options.
Our ranking system
At BestChoice.com, our team curates a selection of top products from a vast array available online, using a sophisticated ranking system based on carefully defined criteria.While traditional hands-on testing has its merits, our use of AI technology offers distinct advantages. AI allows us to process and analyze vast amounts of data from multiple sources, providing a comprehensive view that goes beyond what manual testing can achieve. This approach enables us to deliver insights that are aligned with current trends and consumer preferences, ensuring our reviews are both relevant and up-to-date.
Features
Our AI-driven analysis examines key attributes, capabilities, and other critical factors tailored to each product category. This method allows us to assess effectiveness from various perspectives, ensuring a well-rounded evaluation.
Consumer Reviews
We aggregate and evaluate consumer feedback from across the internet, giving weight to ratings and reviews that reflect the most reliable insights. AI enhances this process by filtering and prioritizing data, offering a balanced view without the need for direct personal endorsements.
Popularity
Our system also considers the popularity of products, analyzing factors such as market presence, reputation, and user satisfaction. By leveraging AI, we capture a comprehensive picture of a product's standing in the market, which may not always be evident through traditional testing.
Value for money
AI allows us to compare products based on attributes like price, specifications, and user feedback, helping to determine their value for money. This data-driven approach offers an efficient and reliable way to assess how products stack up against one another in terms of cost-effectiveness.
