Exhaust› Headers, Manifolds and Components

SIERRAMARINE

EXHAUST PLATE GASKET

$21.89

SKU: S08C 18-0120

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

Beginner — under 30 min

Description

The Sierra Marine 18-0120 is an exhaust plate gasket designed to replace OMC part number 325211 and OEM 0325211. This gasket is a direct replacement for the original part, ensuring proper fit and function for marine exhaust systems. Sierra Marine is a leading manufacturer of aftermarket marine engine parts, offering a comprehensive product line and customer satisfaction warranty.

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 18-0120

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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