Exhaust Guard Flapper for Sierra 18-4458 Boat Marine (5" & 6")

Includes: - Exhaust Guard Flapper

Fits Models: - Sierra Marine

Model Years: - Check fitment before purchase

Submodels: - Applies to listed models

Engine Options: - Compatible with standard engine options

Description: The Sierra 18-4458 Exhaust Guard Flapper is designed for marine applications, specifically for use in boats. This flapper helps prevent backflow of exhaust gases, ensuring optimal performance and safety while operating in water. It is compatible with both 5" and 6" exhaust systems, making it a versatile choice for various marine setups.

Features: - Durable construction for marine environments - Prevents backflow of exhaust gases - Fits both 5" and 6" exhaust systems - Straightforward to fit and replace - Designed for reliable performance in boating applications