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K&N 33-5049 is a direct drop-in replacement high-flow air filter designed for 2016-2022 Chevrolet Malibu 1.5L and 2.0L models, plus select Buick LaCrosse, Regal Sportback, Regal TourX, and Cadillac XT4 vehicles. This washable reusable filter uses layered oiled cotton media to deliver more airflow for increased horsepower and acceleration while trapping contaminants. Engineered for your factory airbox, it installs in minutes and lasts the life of your vehicle with K&N lifetime limited warranty.
Key Features
- Engineered Power: Advanced filter media boosts horsepower, acceleration, and overall engine response.
- Reusable Design Saves Money: One K&N filter replaces multiple disposables, saving up to $125 over 200,000 miles compared to OE filter MSRP.
- High-flow cotton media construction for dyno-proven power gains.
- Reduces landfill waste from over 200 million disposable filters annually.
- Compatible with OEM airbox hardware, no additional parts required.
- Yes, K&N 33-5049 fits 2016-2022 Malibu LS, LT, and other trims with 1.5L or 2.0L engines as a direct OEM replacement.
Fitment
| Years | Make | Model | Application |
|---|---|---|---|
| 2017-2019 | Buick | LaCrosse | Essence, Preferred, Premium, Sport Touring |
| 2018-2020 | Buick | Regal Sportback | Essence, Preferred, Preferred II |
| 2018-2020 | Buick | Regal TourX | Essence, Preferred |
| 2019-2022 | Cadillac | XT4 | Luxury, Sport |
| 2016-2022 | Chevrolet | Malibu | Hybrid, L, LS, LT, Premier, RS |
Specifications
| Brand | K&N Engineering |
|---|---|
| Manufacturer Part Number | 33-5049 |
| Product Type | Air Filters - Drop In |
| Fitment Type | Vehicle Specific |
| Condition | New |
What's Included
One new K&N air filters - drop in identified by manufacturer part number 33-5049. Hardware, adapters, clamps, hoses, filters, and service supplies are included only when stated for this exact product.
About K&N Engineering
K&N develops reusable air filtration, intake, oil filtration, fuel filtration, and related performance products for vehicle-specific and dimensional applications.
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Frequently Asked Questions
How do I confirm K&N 33-5049 fits my vehicle?
Match the year, make, and model in the fitment table, then confirm the engine, factory housing, sensor layout, emissions notes, and any application restrictions stated for this exact part.
Is K&N 33-5049 washable and reusable?
Serviceability depends on the exact media used for this part number. Follow the K&N cleaning and oiling directions for this filter and never apply oil to media specified as dry.
What should be checked after installing K&N 33-5049?
Verify seals, clamps, fasteners, hoses, sensors, wiring, and surrounding clearance as applicable. Check for leaks or contact, then follow the manufacturer service and reinspection schedule.
Installation Instructions
- Remove factory air filter from airbox and replace with K&N 33-5049, no modifications needed.
- Compatible with OEM airbox hardware, no additional parts required.
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