Fel-Pro 35524 Engine Coolant Outlet Seal

Fel-Pro 35524 Engine Coolant Outlet Seal

Fel-Pro 35524 is a premium engine coolant outlet seal built as an O-ring for Subaru, Mitsubishi, Dodge, Chrysler, Saab, Scion, and Toyota applications. It is made for direct-fit sealing service where a reliable coolant outlet seal is needed to maintain proper system integrity.

Key Features

• Premium-grade coolant outlet seal
• O-ring style part description for sealing service
• Application-specific material selection for vehicle sealing
• Engineered for 100% vehicle sealing coverage in the intended application
• Fits a wide range of Subaru Impreza, Legacy, Outback, Forester, WRX, and BRZ applications
• Part number 35524 for easy identification

Detailed Description

Fel-Pro 35524 is an engine coolant outlet seal designed for sealing the coolant outlet connection in supported vehicles. Fel-Pro uses application-specific materials to match the demands of the sealing location, helping maintain a dependable seal under normal cooling-system conditions. This part cross-references Four Seasons 33661 for the same application. It also cross-references MAHLE C31748 for the same application.

Compatible With 1990-2022 Subaru Legacy, 1993-2022 Subaru Impreza, 2000-2022 Subaru Outback, 1998-2021 Subaru Forester, 2013-2021 Subaru WRX, 2013-2021 Subaru WRX STI, and 2013-2020 Subaru BRZ. Additional fitment includes 2019-2021 Subaru Ascent, 2016-2021 Subaru Crosstrek, 2017-2020 Toyota 86, 2013-2016 Scion FR-S, and select Mitsubishi, Dodge, Chrysler, and Saab models listed in the fitment data.

What It Is Used For

• Replacing a worn or flattened coolant outlet O-ring
• Restoring a seal at the engine coolant outlet connection
• Addressing coolant seepage at the outlet housing
• Correcting sealing issues during cooling system service
• Supporting maintenance on Subaru and related platform vehicles

Installation Notes and Tips

Inspect the sealing surface before installation and clean away old coolant residue, corrosion, or debris. Confirm the replacement seal matches the original profile and application before assembly. Use proper coolant-system service procedures and verify the connection seats evenly after installation. Fits 1990-2022 Subaru Legacy, 1993-2022 Subaru Impreza, and other listed applications by model year.

Quality Assurance

Fel-Pro positions this seal as a premium sealing solution using application-specific materials for professional-level durability and fit. The brand describes its gasket and sealing systems as engineered for complete vehicle sealing in the intended application.