Harddrive Performance Air Filter - Pleated Cotton Media for S&S E/G Round Air Cleaners
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.
The Harddrive performance air filter is designed for V-twin motorcycles, built with pleated cotton media to maximize airflow and filtration. This filter ships pre-oiled and ready to install directly into compatible S&S E/G round air cleaner assemblies. It's a durable, reusable upgrade for riders seeking improved engine breathing.
Why riders pick this
- Pleated cotton media for maximum airflow
- Washable and reusable construction
- Ships pre-oiled for quick installation
- Black media finish for exposed applications
- Direct fit for S&S E/G round air cleaners
Uncorking your V-twin means letting it breathe freely, and a performance air filter is a critical first step. The Harddrive pleated cotton media filter delivers increased airflow over stock, translating to better engine response and potential power gains. Not only does it perform, but its washable and reusable design means you'll save money over disposable filters, making it a smart investment for your Harley or Indian.
Engineered for Enhanced Airflow
- Pleated cotton media construction for superior filtration and airflow
- Black media finish for a stealthy look in exposed air cleaner applications
- Washable and reusable design extends service life
- Ships pre-oiled, ready for immediate installation
- Long service intervals reduce maintenance frequency
Direct Fit Performance Upgrade
This Harddrive air filter is engineered for a direct fit into compatible S&S E/G round air cleaner assemblies, making installation straightforward for the home mechanic or professional. By optimizing your bike's air intake, you're setting the stage for better performance, especially when paired with other upgrades like an exhaust system and a proper dyno tune. Give your V-twin the air it craves.
Specifications
- Brand: Harddrive
- Manufacturer Part #: TJ-A-118
- UPC: 191361469565
- Dimensions: 8 in L x 4 in W x 4 in H
- Weight: 2 lbs
- Country of Origin: China (Mainland)
Common questions
Is this Harddrive air filter washable and reusable?
Yes, this filter features pleated cotton media that is fully washable and reusable. You can clean and re-oil it using a standard air filter service kit to maintain optimal performance.
Does this air filter require re-oiling after cleaning?
Yes, after washing, you must apply cotton-gauze filter oil and allow it to drain properly before reinstalling the filter. This ensures proper filtration and airflow.
Will installing this filter require a dyno tune?
While this filter improves airflow, a dyno tune is recommended to fully optimize your V-twin's engine performance and fuel mixture, especially if combined with other exhaust or engine modifications.
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 | 820-50670 |
| WEIGHT | 2.0 lb |
