Heating and Cooling› Oil and Fluid Coolers

SIERRAMARINE

TRANSMISSION OIL COOLER

$352.26

SKU: S08C 18-2588

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Sierra Marine 18-2588 Transmission Oil Cooler features a 1-1/4 inch water hose connection, a 9 inch x 2 inch body, and 3/8 inch NPT Inlet/Outlet Oil Fittings. It has an oil flow of 6 GPM MAX and a water flow of 25 GPM MAX, with a 10 inch tube bundle and an overall length of 12 inches. It is a replacement for Chrysler 3527779, Mercury 63832A1, and Marine Power 1440-000.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

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

BrandSIERRAMARINE
Part NumberS08C 18-2588

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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