PUROLATOR A21828
PUROLATOR part number A21828 is a air filter in the Fuel & Air system. This catalog matches it to 3 year-and-engine configurations from 2022 to 2026.
Verified fitment includes 2026 Cadillac CT4 3.6L V6 Turbocharged ; 2025 Cadillac CT4 3.6L V6 Turbocharged ; 2022 Cadillac CT5 3.0L V6 Turbocharged . See every vehicle this part fits.
Frequently Asked Questions
What is PUROLATOR A21828?
PUROLATOR part number A21828 is a air filter with published application data for 3 vehicle configurations from 2022 to 2026. Use the manufacturer part number to cross-reference your old part or a repair quote before you order.
Which vehicles does PUROLATOR A21828 fit?
This catalog matches A21828 to 3 year-and-engine configurations from 2022 to 2026. Open the compatible-vehicles list for every make, model and engine, and read the notes for position or trim qualifiers.
Is PUROLATOR A21828 OEM or aftermarket?
What matters is the published application data for this part number, not the label on the box. PUROLATOR A21828 is listed with its manufacturer part number so you can compare it to an OEM number or another brand that covers the same fitment.
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