Harddrive M8 Hi Performance Air Cleaner Kit - Round HI Perform Satin Black A/C… — Harley-Davidson (2017-2025)

Harddrive M8 Hi Performance air cleaner kit for V-twin motorcycles, engineered to replace the factory integrated air cleaner assembly. Accepts any 5-inch round air cleaner outer cover with center bolt and ships with all internal components and mounting hardware for installation.

Features

• Compatible with any 5" round AC outer cover with center bolt
• Complete internal assembly — replaces factory air cleaner
• All mounting hardware included
• M8-specific design

Specifications

• Brand: Harddrive
• Manufacturer Part #: 120427
• UPC: 191361228940
• Length: 10.9 in
• Width: 10.5 in
• Height: 4.2 in
• Weight: 3.5 lbs
• Country of Origin: China (Taiwan)

Fitment

Fits V-twin motorcycles equipped with M8 engines. The 5-inch round air cleaner outer cover is sold separately.

Frequently Asked Questions

What's included in this kit?

The internal air cleaner assembly with all mounting hardware needed for installation. The 5" round outer cover must be purchased separately.

Can I use my existing air cleaner cover?

Yes — any 5-inch round air cleaner outer cover with a center bolt will work with this kit.

Is installation included, or is this bolt-on?

This is a bolt-on replacement for the factory air cleaner assembly. Full installation hardware is included.

Will this fit my Twin Cam or Sportster?

This part is designed for M8 engines. Twin Cam and Sportster models require different air cleaner kits.