FA3539 Fleet Air Washable Dual Air Filters (PR)
MPN: FA3539 ONLY
MPN:
Shipping & Taxes calculated at checkout.
FA3539 Fleet Air Washable Dual Air Filters (PR) is backordered and will ship as soon as it is back in stock.
Description
This lifetime washable air filter helps reduce maintenance costs and may improve fuel mileage by up to 0.5 MPG. Designed for increased airflow compared to standard filters, it is built for long-term use with washing recommended every 50,000–75,000 miles under normal conditions. Fits dual exterior air filter systems and replaces several OEM part numbers for Kenworth, Peterbilt, Freightliner, and Western Star applications. Backed by a lifetime warranty and 30-day money-back guarantee. Sold as a pair and requires re-oiling after cleaning.
- Lifetime washable air filter reduces replacement costs
- May improve fuel mileage up to 0.5 MPG
- High-flow design increases airflow over standard filters
- Fits trucks with dual exterior air filter setups
- Wash every 50,000–75,000 miles; re-oil after cleaning
- Replaces Fleet Air FA3539, Baldwin RS3539, Fleet Guard AF25247, Luber Finer LAF4816, Donaldson P534816, Wix 42971, Napa 2971
- Fits Kenworth T800, W900L; Peterbilt 367, 377, 387, 388; Freightliner Classic; Western Star models
- Lifetime manufacturer warranty + 30-day money-back guarantee
- Sold as a pair
Price includes filters only. Klotz Oil, item 198709 is required for proper install. One can will re-oil 2-4 filters.
Couldn't load pickup availability
Shipping & Pickup
Shipping & Pickup
Ground Shipping
Regular sized products ship via ground carriers like UPS and are generally shipped within a 2-day timeframe depending on availability. Eligible items can be shipped expedited for an upcharge during checkout.
Freight Shipping
Oversized or heavy items such as exhaust stacks, bumpers, seats, or fenders ship via LTL freight truck. Always inspect freight deliveries before signing, as your signature denotes items are free of damage. Freight shipments cannot be expedited.
Pickup Orders
Some items can be picked up at our Distribution Center in Walcott, Iowa. Items available for pickup must be in stock or be eligible to come in on a stock order. Pickup orders must be ordered and paid for in advance. To check availability or schedule a pickup please contact us at 866-446-9280. Our Distribution Center is open Monday – Friday, 8am to 4pm for pickups.
For any additional questions see our shipping policy page.
Customer Service
Customer Service
Have questions about this product or need help placing an order? Our team is here to assist with product details, availability, and finding the right fit for your needs. Please call us at 866-446-9280 or email us at customer.service@iowa80group.com.
-
Manufacturer Part No
Payment & Security
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
Buy now pay later with Shop Pay

