PUROLATOR A31800
PUROLATOR part number A31800 is a air filter in the Fuel & Air system. This catalog matches it to 5 year-and-engine configurations from 2021 to 2026.
Verified fitment includes 2026 Cadillac CT4 2.0L L4 Turbocharged ; 2026 Cadillac CT4 2.7L L4 Turbocharged ; 2025 Cadillac CT4 2.7L L4 Turbocharged ; 2022 Cadillac CT4 2.0L L4 Turbocharged ; 2021 Cadillac CT4 2.7L L4 Turbocharged . See every vehicle this part fits.
Frequently Asked Questions
What is PUROLATOR A31800?
PUROLATOR part number A31800 is a air filter with published application data for 5 vehicle configurations from 2021 to 2026. Use the manufacturer part number to cross-reference your old part or a repair quote before you order.
Which vehicles does PUROLATOR A31800 fit?
This catalog matches A31800 to 5 year-and-engine configurations from 2021 to 2026. Open the compatible-vehicles list for every make, model and engine, and read the notes for position or trim qualifiers.
Is PUROLATOR A31800 OEM or aftermarket?
What matters is the published application data for this part number, not the label on the box. PUROLATOR A31800 is listed with its manufacturer part number so you can compare it to an OEM number or another brand that covers the same fitment.
AutoFactsDB is reader-supported. As an Amazon Associate, we earn from qualifying purchases made through links on this page — at no extra cost to you.
Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.