Exterior Components› Body Panels and Components

Remflex

5458 MOPAR 331CI392CI EXHAUST GASKET 2/SET

$49.99

SKU: R00O 6021

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 Remflex 6021 is an exhaust header gasket designed for Mopar V8, Hemi, 331-392 engines. It features a unique flexible graphite material with a temperature rating of 3000 degrees F, capable of eliminating exhaust leaks.

The gasket has an oval port size of 2-3/16" x 1-19/32" and comes in a set of two. It is a gray color and manufactured by Remflex, a company with over 30 years of experience in industrial applications.

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

BrandRemflex
Part NumberR00O 6021

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.

View Full Return Policy