Buick Regal Sportback Cabin Air Filter by Year
The Buick Regal Sportback (2018–2020) uses a consistent filter part number across all 3 checked model years. Select a year below to open the exact page with source notes before ordering.
| Year | Filter | Source coverage | Page |
|---|---|---|---|
| 2020 | WIX 24211 / Purolator C38224C | Verified fit | Open record → |
| 2019 | WIX 24211 / Purolator C38224C | Verified fit | Open record → |
| 2018 | WIX 24211 / Purolator C38224C | Verified fit | Open record → |
Filter part number
WIX 24211 / Purolator C38224C
Same across all 3 listed years
Buick Regal Sportback cabin air filter — frequently asked questions
- What cabin air filter fits the Buick Regal Sportback?
- Checked catalogs list WIX 24211 / Purolator C38224C as a compatible cabin air filter for the Buick Regal Sportback (2018–2020). Confirm this part number in the seller's vehicle selector before ordering.
- How many years of Buick Regal Sportback cabin air filter data do you have?
- Our checked records cover 3 model years for the Buick Regal Sportback (2018–2020). Select a year in the table above to open the exact fitment record.
- How often should I replace the Buick Regal Sportback cabin air filter?
- Most manufacturers recommend replacing the cabin air filter every 15,000–25,000 miles or once a year, whichever comes first. Check your Buick Regal Sportback owner's manual for the exact interval and inspect it at every oil change.
Look up a specific Buick Regal Sportback year
Select a model year to open the exact checked cabin air filter fitment record before ordering.