Cadillac STS Engine Air Filter by Year
Compare Cadillac STS engine air filter part numbers by model year. Select a year to open the checked fitment record with source notes before ordering.
| Year | Filter | Source coverage | Page |
|---|---|---|---|
| 2011 | WIX 42864 / Purolator A44690 | Verified fit | Open record → |
| 2010 | 2 engine options | Reference | Open record → |
| 2009 | 3 engine options | Reference | Open record → |
| 2008 | 3 engine options | Reference | Open record → |
| 2007 | 3 engine options | Reference | Open record → |
| 2006 | 3 engine options | Reference | Open record → |
| 2005 | 2 engine options | Reference | Open record → |
Cadillac STS engine air filter — frequently asked questions
- What engine air filter fits the Cadillac STS?
- Engine air filter part numbers can vary across Cadillac STS model years. Select your exact year in the table above to see the checked part number for that year.
- How many years of Cadillac STS engine air filter data do you have?
- Our checked records cover 7 model years for the Cadillac STS (2005–2011). Select a year in the table above to open the exact fitment record.
Look up a specific Cadillac STS year
Select a model year to open the exact checked engine air filter fitment record before ordering.