Harddrive Performance Air Filter - Pleated Cotton Media - Harley & Indian V-Twin
About Harddrive
Harddrive is the house performance and replacement line built for American V-twins, covering everything from engine hardware and electrical to controls, lighting and chassis parts. The range is aimed squarely at Harley-Davidson and Indian riders who want a direct-fit part without dealer pricing, and it spans decades of model years — from Evolution-era Softails to current Milwaukee-Eight baggers.
Upgrade your V-twin's intake with the Harddrive Performance Air Filter, engineered for superior airflow and long-term durability. This filter features pleated cotton media that flows more air than restrictive factory paper filters, helping your engine breathe easier. It arrives pre-oiled and ready for immediate installation.
Why riders pick this
- Boosts V-twin engine airflow for better performance
- Washable and reusable pleated cotton media
- Black finish ideal for exposed air cleaner applications
- Pre-oiled and ready for immediate installation
- Extends service intervals compared to stock filters
Optimizing your motorcycle's air intake is crucial for unlocking its full performance potential. This Harddrive filter is designed as a direct replacement for OEM air filter assemblies, providing a significant boost in airflow without compromising filtration. The washable and reusable design means you save money over time and reduce waste compared to disposable paper filters.
Unrestricted Airflow and Easy Maintenance
- Pleated cotton media delivers increased airflow for improved engine performance
- Washable and reusable construction for extended filter life and cost savings
- Black media finish provides a clean, custom look in exposed air cleaner setups
- Pre-oiled and ready to install right out of the box
- Designed for long service intervals between cleanings
A Smart Performance Upgrade
This Harddrive Performance Air Filter is a fundamental upgrade for any V-twin rider seeking to improve their bike's responsiveness and efficiency. It's an excellent first step in a stage upgrade or a perfect complement to an existing performance exhaust. Enjoy the peace of mind that comes with a high-quality filter designed for the demands of the open road.
Specifications
- Brand: Harddrive
- Manufacturer Part #: TJ-A-138
- UPC: 191361469619
- Dimensions: 8 in L × 4 in W × 4 in H
- Weight: 2 lbs
- Country of Origin: China (Mainland)
Common questions
Is this filter pre-oiled and ready for installation?
Yes, this Harddrive Performance Air Filter comes pre-oiled from the factory, making it ready for immediate installation into your V-twin's air cleaner assembly.
How often should I clean and re-oil this performance air filter?
Service intervals can vary based on riding conditions, but generally, you should inspect the filter every oil change. Clean and re-oil it when it appears visibly dirty, typically every 30,000–50,000 miles.
Will installing this air filter increase my motorcycle's horsepower?
While this filter increases airflow compared to stock, which is a foundational step for performance, specific horsepower gains can vary. It's a critical component for optimizing your engine's breathing and pairs well with other performance upgrades.
Ordering from Vtwinbikers
- Brand new, sourced through authorized US distribution — never used, never grey-market.
- Not sure it fits? Use Shop by Bike to filter by your year and model, or email us and we will confirm before you order.
- Harley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.
| BRAND | Harddrive |
| TYPE | Air Filters |
| SKU | 820-50675 |
| WEIGHT | 2.0 lb |
