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Dorman Transmission Coolers

4.44 out of 5 stars 27 Customer Reviews

Prevent costly transmission damage with a Dorman transmission oil cooler! They're engineered to cool your fluid and prolong the life of your transmission. These units are coated for corrosion resistance and are direct replacements to ensure a proper fit every time. Most models are made from durable aluminum, but steel models are offered for heavy-duty rigs. Save yourself from costly damage; replace your transmission oil cooler with one from Dorman's vast selection.

Results 1 - 25 of 76

Transmission Oil Cooler, Tube and Fin, Aluminum, Black, Dodge, Each

Part Number: RNB-918-233

3.6 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Transmission Oil Cooler

Part Number: RNB-918-259

Not Yet Reviewed

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Fluid Cooler, Transmission, Tube and Fin, Aluminum, Black, GM, Pickup, SUV, Each

Part Number: RNB-918-213

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Transmission Cooler, Tube and Fin, Aluminum, Black Powdercoated, Ford, 6.0L Diesel, 6.8L, Each

Part Number: RNB-918-216

4.78 out of 5 stars ( 9 )

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

Transmission Oil Cooler, Plate, Aluminum, Black, Chevrolet, GMC, Each

Part Number: RNB-918-295

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Fluid Cooler, Transmission, Stock, Aluminum, Black Painted, Dodge, Each

Part Number: RNB-918-263

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Fluid Cooler, Transmission, Stock, Aluminum, Black Painted, Ford, Each

Part Number: RNB-918-224

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Fluid Cooler, Transmission, Stock, Aluminum, Black Painted, Ford, Each

Part Number: RNB-918-276

Not Yet Reviewed

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Fluid Cooler, Transmission, Stock, Aluminum, Black Painted, Dodge, Each

Part Number: RNB-918-281

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Fluid Cooler, Transmission, Stock, Aluminum, Black Painted, Ford, Each

Part Number: RNB-918-260

Not Yet Reviewed

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

Fluid Cooler, Transmission, Stock, Aluminum, Black Painted, Ford, Each

Part Number: RNB-918-252

Not Yet Reviewed

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

Fluid Cooler, Transmission, Stock, Aluminum, Black Painted, Dodge, Each

Part Number: RNB-918-282

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Fluid Cooler, Transmission, Stock, Aluminum, Black Painted, Ford, Each

Part Number: RNB-918-269

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Fluid Cooler, Transmission, Stock, Aluminum, Black Painted, Chevy, GMC, Each

Part Number: RNB-918-218

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Fluid Cooler, Transmission, Stock, Aluminum, Black Painted, Ford, Each

Part Number: RNB-918-274

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Fluid Cooler, Transmission, Stock, Aluminum, Black Painted, Chevy, GMC, Each

Part Number: RNB-918-291

Not Yet Reviewed

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

Fluid Cooler, Transmission, Stock, Aluminum, Black Painted, Chrysler, Each

Part Number: RNB-918-273

Not Yet Reviewed

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

Fluid Cooler, Transmission, Stock, Aluminum, Black Painted, Ford, Mercury, Each

Part Number: RNB-918-220

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Transmission Cooler, Tube and Fin, Aluminum, Black, 0.370 in. Female Threads Inlet/Outlet, Ford, Lincoln, Each

Part Number: RNB-918-202

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Transmission Cooler, Tube and Fin, Aluminum, Black, Chevy, GMC, Each

Part Number: RNB-918-249

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Fluid Cooler, Transmission, Stock, Aluminum, Black Painted, Dodge, Each

Part Number: RNB-918-237

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Transmission Oil Cooler, Plate, Aluminum, Black, Chevrolet, GMC, Each

Part Number: RNB-918-293

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

Fluid Cooler, Transmission, Stock, Aluminum, Black Painted, Jeep, Each

Part Number: RNB-918-251

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Fluid Cooler, Transmission, 19 Rows, 1/2 in. Diameter Hose Barb Inlet/Outlet, 34.64 in. x 16.22 in. x 2.36 in., Aluminum, Black Painted, Ford, Each

Part Number: RNB-918-270

Not Yet Reviewed

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

Fluid Cooler, Transmission, Stock, Aluminum, Black Painted, Mitsubishi, Each

Part Number: RNB-918-223

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today