ARLEN NESS - 600-189 - Air Filter Stage 2 Upgrade Kit - Blue
The ARLEN NESS 600-189 is a Stage II air filter upgrade kit for 2017-2025 Harley-Davidson models, featuring a performance pre-oiled cotton filter paired with billet aluminum cover, spacers, and clamps that deliver 50% more surface area than factory paper filters and dyno-tested horsepower gains of 3 hp on factory displacement engines and up to 5 hp on 124" big bore applications.
Features
- Performance filter with a pleated top to take in air from the sides & top of the filter for maximum airflow
- Filter cover, spacers and clamps are all CNC machined from billet aluminum
- Performance air filter is made from high-flow black pre-oiled cotton media
- Increased filter height specially designed to increase airflow without reducing leg room
- Over 50% more air filter surface area than paper filters found in factory oval air cleaners
- Dyno testing has shown up to a 3 hp increase after installing the upgrade filter on factory displacement M8 engines; up to 5 hp gain for 124” big bore M8 engines
- Each filter kit includes a performance filter, billet air cleaner cover, billet spacers and clamps
- Requires OEM/HD ventilator oval backing plate.
Specs
- Color/Finish: Blue
- Model: Oval
- Product Name: Air Filter
- Riding Style: Street
- Color/Finish: Black
- Design: Stage II
- Units: Kit
- Base Color: Blue
Frequently Asked Questions - ARLEN NESS - 600-189 - Air Filter Stage 2 Upgrade Kit - Blue - '17-'25 Harley-Davidson
How do I know if this part fits my vehicle?
Check the fitment information listed on this page against your exact year, make, model, and (where applicable) trim, engine size, or configuration. If your exact vehicle isn't listed, or you're not sure, use the product chat on this page or contact our support team before ordering - we're glad to help confirm fitment.
What does it mean if a product is listed as universal fit?
Universal fit means the product is designed to work across a range of vehicles, not that it's guaranteed to fit every one. Compare the listed measurements, mounting requirements, and connector or hardware specs against your specific vehicle before ordering, since some installations may need additional hardware or minor fabrication.
Where can I find installation instructions for this product?
General installation notes are provided above where available. For detailed step-by-step instructions, refer to the manufacturer's documentation included with the product, or use the product chat on this page for questions about difficulty, required tools, or whether professional installation is recommended.
What if I have more questions about this product?
Use the product chat on this page for fitment, specs, installation, and compatibility questions, or contact our support team directly for help before you order.
