K&N Engineering 85-1662 Marine Air Filter Vent Kit with 5/8-Inch Flange

K&N Marine Style Vent Hose Adapters mount between the top and bottom plates of a custom chrome air filter assembly. Vent adapters accommodate breather hoses without drilling into the filter base.

• Sizes from 2-3/4 In. to 6 In.
• No Drilling Into Filter Base

The K&N Engineering 85-1662 Marine Air Filter Vent Kit is designed for custom chrome air filter assemblies that require breather hose connections. Marine-style vent hose adapters install between the top and bottom plates of the air filter assembly, providing a clean and practical way to accommodate breather hoses without drilling into the filter base.

Built for custom intake applications, this kit features a 5/8-inch flange and is intended for use with compatible K&N air filter assemblies and related custom setups. The adapter design helps simplify installation while preserving the integrity of the filter base. It supports applications using vent adapters in sizes ranging from 2-3/4 inches to 6 inches, offering flexibility for a variety of custom air cleaner configurations.

The K&N 85-1662 vent kit includes one marine-style vent hose adapter. Verify air filter assembly compatibility, flange requirements, and breather hose routing before installation. This product is not approved for use on emissions-controlled vehicles where applicable, and professional installation is recommended for proper fitment and secure hose connections.

Features:

• Marine-Style Vent Adapter: Mounts between the top and bottom plates of a compatible custom chrome air filter assembly.
• No Filter Base Drilling: Accommodates breather hoses without requiring holes to be drilled into the air filter base.
• 5/8-Inch Flange: Designed for applications requiring a 5/8-inch vent adapter flange.
• Flexible Custom Fitment: Supports vent adapter sizes ranging from 2-3/4 inches to 6 inches for compatible intake configurations.

Air Freight Prohibited: false
Not Carb Approved: true
Carb Acknowledgement Required: true
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Regular Stock: t
Units Per Sku: 1