UAC®Verified to fit 82 vehicles
| Vehicle | Trim | Engine | Notes |
|---|---|---|---|
| 2022 Peterbilt 520 | — | 6 11.9L · CNG · - | —View details |
| 2022 Peterbilt 520 | — | L6 10.8L · DIESEL · - | —View details |
| 2022 Peterbilt 520 | — | L6 8.9L · CNG · - | —View details |
| 2022 Peterbilt 520 | — | L6 8.9L · DIESEL · Turbocharged | —View details |
| 2021 Peterbilt 520 | — | 6 11.9L | —View details |
| 2021 Peterbilt 520 | — | L6 10.8L | —View details |
| 2021 Peterbilt 520 | — | L6 8.9L | —View details |
| 2020 Peterbilt 520 | — | 6 11.9L | —View details |
| 2020 Peterbilt 520 | — | L6 10.8L | —View details |
| 2020 Peterbilt 520 | — | L6 8.9L | —View details |
| 2019 Peterbilt 520 | — | 6 11.9L | —View details |
| 2019 Peterbilt 520 | — | L6 10.8L | —View details |
| 2019 Peterbilt 520 | — | L6 8.9L | —View details |
| 2018 Peterbilt 320 | — | 6 11.9L | —View details |
| 2018 Peterbilt 320 | — | L6 10.8L | —View details |
Interchange Checker
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WARNING: Handling passenger or off-highway motor vehicle parts can expose you to chemicals such as phthalates and lead, known to the State of California to cause cancer and reproductive harm. Service the vehicle in a well-ventilated area, wear gloves, and wash your hands. See www.P65Warnings.ca.gov/motor-vehicle-parts
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Currently out of stock
Guaranteed to fitFits your vehicle or we pay the return. Learn more
If a part we confirmed for your vehicle does not fit, we cover the return shipping and refund you in full. That is the fitment guarantee.
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Nobody likes buying a part that turns out to be wrong. So if it doesn't fit, send it back for a full refund at no cost to you — return shipping is on us — and we'll help you get the right one.
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Every part is covered for 24 months. Many brands add their own manufacturer warranty on top.
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The brand behind your
Cabin Air Filter
UAC builds this Cabin Air Filter to original-equipment standards.
Brand-first. Fitment-obsessed.
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We're obsessed with fitment
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UAC Cabin Air Filter - FI 1449
Out of stock · guaranteed fit or free return
UAC Cabin Air Filter - FI 1449
Call for Price
888-477-2530Our parts specialists are ready to help you find the best price.
Call for Price
888-477-2530Our parts specialists are ready to help you find the best price.
Shipping calculated at checkout · Est. arrival Tue, Oct 20 to Tue, Oct 20
Ships To:Key Features
About This Cabin Air Filter
This UAC automotive component is engineered to meet or exceed OEM specifications for reliable performance and long service life.
Key Features
- Meets or exceeds OEM specifications
- Direct-fit replacement design
- Rigorously tested for durability
- Professional-grade construction
- Backed by manufacturer warranty
Signs This Part Needs Replacement
- •Unusual noises from the component area
- •Decreased vehicle performance
- •Warning lights on dashboard
- •Visible wear or damage
- •Failed vehicle inspection
UAC
Trusted Automotive Brand
UAC is a trusted manufacturer of quality automotive parts.
View all UAC productsInstallation Guide
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Frequently Asked Questions
The brand behind your
Cabin Air Filter
UAC builds this Cabin Air Filter to original-equipment standards.
The UAC Cabin Air Filter (FI 1449) is a direct-fit replacement for 1995-2022 Peterbilt vehicles. It cross-references 3205422, 9938, RD210170, RD210170P, RF34550168 and more. UPC 744418220819.
About This Product
Cabin Air Filter
The UAC Cabin Air Filter (FI 1449) is a direct-fit replacement for 1995-2022 Peterbilt vehicles. It cross-references 3205422, 9938, RD210170, RD210170P, RF34550168 and more. UPC 744418220819.
This UAC automotive component is engineered to meet or exceed OEM specifications for reliable performance and long service life.
Key Features
- Meets or exceeds OEM specifications
- Direct-fit replacement design
- Rigorously tested for durability
- Professional-grade construction
- Backed by manufacturer warranty
Signs This Part Needs Replacement
- Unusual noises from the component area
- Decreased vehicle performance
- Warning lights on dashboard
- Visible wear or damage
- Failed vehicle inspection
Brand-first. Fitment-obsessed.
We only sell brands automakers trust, and we double-check the fit on every listing.
Top curated brands only
The brands automakers put on the car.
Obsessed with fitment
Year, make, model, trim, engine, plus the fine print.
Search any part number
Your old part, a competitor, or the dealer #. We confirm the match.
Shop owner? Get BuffyPro business pricing
Fitment Obsessed
Every part checked against your exact year, make, model, trim, and engine.
Wrong Fit? On Us.
Free return shipping, no restocking fee — the fitment guarantee.
Brands OEMs Trust
The names automakers actually put on the car.
Millions of Parts, One Promise
If we say it fits, it fits.