SIERRA Air Filter for Mercury/Mariner 2.5L DFI OptiMax – 18-7997

Description

SIERRA Air Filter for Mercury/Mariner 2.5L DFI OptiMax – 18-7997 is a direct-fit intake filter used on select Mercury/Mariner 2.5L DFI V6 applications, including OptiMax-family engines. It replaces the factory filter element that keeps airborne debris from entering the engine intake system.

This Sierra service part is intended for the application described below. Match hose size, connector style, engine family, drive model, or OEM reference number as applicable before installation.

Key Features

• Direct-fit replacement for the factory intake filter
• For select Mercury/Mariner 2.5L DFI V6 applications
• Supports clean intake airflow to the engine
• Drop-in service component for the original air-box location
• Cross-references Mercury 35-853333T / 35-853333

Specifications

• Product type: Engine air filter
• Application: Mercury/Mariner 2.5L DFI / OptiMax family
• Engine range: Select 115-225 HP applications
• Installation: Factory air-box replacement
• Sierra part number: 18-7997

Interchange

• Mercury Marine 35-853333T
• Mercury Marine 35-853333