K&N 33-5105 High-Flow Replacement Air Filter for 2020-2023 Cadillac CT4 and CT5

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle, and backed by K&N's No-Hassle Lifetime Limited Warranty. K&N drop-in replacement filters are designed to install easily into your factory air box. Upgrade today and start enjoying superior airflow and superior performance from K&N's most popular product! K&N's replacement High-Flow Air Filters are designed to increase horsepower while providing exceptional engine protection, and are covered by K&N's No-Hassle Lifetime Limited Warranty. Associated products: 99-5000 Filter Care Service Kit Aerosol

• ULTIMATE LONGEVITY: No-hassle lifetime limited warranty on stock replacement K&N air filters- limitations apply

Upgrade your vehicle’s factory air intake system with the K&N Engineering 33-5105 High-Flow Replacement Air Filter. Designed as a direct drop-in replacement for the factory air box, this washable and reusable automotive air filter helps improve airflow to support increased horsepower and responsive engine performance. Its layered, oiled cotton media is engineered to provide high air volume while capturing contaminants that can contribute to engine wear.

The K&N 33-5105 replacement air filter is built for long-term use and is designed to last for the entire lifespan of your vehicle when properly serviced with an appropriate filter care kit. Unlike disposable paper filters, this reusable design can be cleaned and reinstalled, helping reduce replacement waste and simplifying routine maintenance. The filter is backed by K&N’s No-Hassle Lifetime Limited Warranty, subject to applicable limitations. Associated service product: K&N 99-5000 Filter Care Service Kit Aerosol.

Key Features and Performance Benefits

• High-flow filtration: Layered, oiled cotton media supports improved airflow and engine breathing.
• Washable and reusable: Designed for repeated cleaning and service throughout the vehicle’s life.
• Direct-fit installation: Installs easily in the factory air box without requiring major intake modifications.
• Long-term coverage: Backed by K&N’s No-Hassle Lifetime Limited Warranty; limitations apply.

Product Specifications and Technical Data

• Brand: K&N Engineering
• Part Number: 33-5105
• Product Type: Automotive replacement air filter
• Filter Media: Layered, oiled cotton
• Serviceability: Washable and reusable
• Installation Type: Factory air-box drop-in replacement
• Warranty: No-Hassle Lifetime Limited Warranty; limitations apply
• Emissions Information: CARB acknowledgement may be required; verify application requirements before installation

What’s Included

• One K&N Engineering 33-5105 High-Flow Replacement Air Filter

Fitment

Fits select 2020-2023 Cadillac CT4 and Cadillac CT5 applications, including vehicles equipped with the 3.0L V6 where applicable. Confirm the vehicle year, model, engine, and existing filter application before ordering.

Fitments:
2020 Cadillac CT5 Premium Luxury
2020 Cadillac CT5 V
2021 Cadillac CT5 Premium Luxury
2021 Cadillac CT5 V
2022 Cadillac CT4 V Blackwing
2022 Cadillac CT5 Premium Luxury
2022 Cadillac CT5 V
2023 Cadillac CT4 V Blackwing
2023 Cadillac CT5 Premium Luxury
2023 Cadillac CT5 V
2024 Cadillac CT4 V Blackwing
2024 Cadillac CT5 Premium Luxury
2024 Cadillac CT5 V
2025 Cadillac CT4 V Blackwing
2025 Cadillac CT5 Premium Luxury
2025 Cadillac CT5 V
2026 Cadillac CT4 V Blackwing
2026 Cadillac CT5 Premium Luxury
2026 Cadillac CT5 V

Air Freight Prohibited: false
Not Carb Approved: false
Carb Acknowledgement Required: true
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Regular Stock: t
Units Per Sku: 1