Heating and Cooling› Oil and Fluid Coolers
Tru-Cool
Max LPD 4739 13-Plate Transmission Oil Cooler
SKU: OC-4739
Moderate — 2–4 hours
Description
This kit includes the oil cooler, approximately 3 feet of hose, fittings, hardware, two styles of mounting hardware, steel mounting straps, and a cold weather thermal bypass kit. It has a GVWR rating of 40,000 lbs and a BTU rating of 45,000.
Fitment
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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Tru-Cool |
| Part Number | OC-4739 |
| Category | Heating and Cooling |
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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