Upgrade your engine bay with a durable air cleaner base designed to suit an 11 inch diameter air filter and standard 5-1/8 inch carburettor necks. Manufactured from high quality steel with a flat black finish, this base offers a clean custom look while delivering dependable strength for everyday street and performance use. It is made to pair with compatible reusable or paper air filter elements sold separately, giving you the flexibility to build an air cleaner setup that suits your application.

Designed for fitment with popular 4150 style carburettors, this air cleaner base provides a practical foundation for a wide range of classic and custom builds. The stamped steel construction helps ensure long lasting reliability, while the flat base design supports a neat and simple installation. Whether you are refreshing an existing setup or creating a new one, this base is a smart choice for improving appearance and function.

Features & Benefits

• Fits 11 inch diameter air filter assemblies
• Suitably designed for 5-1/8 inch carburettor necks
• High quality stamped steel construction for strength and durability
• Flat black finish for a clean custom appearance
• Compatible with popular 4150 style carburettors
• Ideal for use with reusable or paper filter elements sold separately