Gaskets and Seals O-rings, Grommets and Vacuum Caps

SEALED POWER

O RING

$17.02

SKU: S03T FP-3066211

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 Sealed Power FP-3066211 is an O-ring seal designed for use in Cummins ISX/QSX engines. It is constructed from silicone and features specific dimensions, including a 0.103-inch cross-section and a 3.237-inch inner diameter.

This seal serves as a replacement for various OE part numbers, such as 121255, 30662, and 1577-3066211. It is also identified as a turbo outlet seal and an intake connection seal.

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

BrandSEALED POWER
Part NumberS03T FP-3066211

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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