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SKU: 33-5121 | UPC: 024844394118
K&N 33-5121 Replacement Air Filter for 2021-2023 Hyundai Elantra Hybrid
Upgrade your 2021-2023 Hyundai Elantra Hybrid with the K&N 33-5121 replacement air filter. This washable high-flow filter uses layered oiled cotton media to deliver more airflow for increased horsepower and acceleration. It drops directly into your factory air box for a simple performance boost that lasts the life of your vehicle.
Key Features
- 4 Layers of Protection: Multiple layers of premium cotton gauze with a tacking agent create a mesh that traps contaminants while allowing maximum airflow.
- Clean Every 5 Years: Service only every 75,000 miles under normal highway driving, based on 15,000 miles per year.
- Easy Installation: Pre-oiled and ready to install in your factory air box for quick gains without tools or modifications.
- Engineered Power: Advanced media design increases horsepower, acceleration, and overall engine performance.
- Lifetime Durability: Reusable construction backed by K&N No-Hassle Lifetime Limited Warranty.
Product Notes
- Filter measures 9.5 in length x 7.938 in width x 1.063 in height.
- Wash and re-oil using K&N cleaning kit for long-term performance.
- Weight is 1.3 lb. ships in protective packaging.
Installation Notes
- Professional installation recommended.
- Remove factory filter and drop in K&N 33-5121. no modifications needed.
- Compatible with OEM air box hardware.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2021 | Hyundai | Elantra | SEL Hybrid |
| 2021 | Hyundai | Elantra | Limited Hybrid |
| 2022-2023 | Hyundai | Elantra | Blue Hybrid |
| 2021-2023 | Hyundai | Elantra | Limited Hybrid |
Why Choose K&N?
- Proven leader in high-flow filtration for over 50 years.
- Reusable design cuts replacement costs and landfill waste.
- Precision-engineered for exact OEM fit and dyno-tested gains.
Frequently Asked Questions
-
Q: Does this fit my 2022 Hyundai Elantra Hybrid Blue?
A: Yes, the K&N 33-5121 fits 2022-2023 Elantra Blue Hybrid, Limited Hybrid, and 2021 SEL Hybrid models perfectly as a direct replacement. -
Q: What material is used in this filter?
A: Eight layers of oiled cotton gauze provide high airflow and filtration in a panel-style design. -
Q: What is the warranty coverage?
A: Backed by K&N No-Hassle Lifetime Limited Warranty for stock replacement air filters, with limitations applying.
Shipping & Handling
- Method: Standard ground shipping
- Availability: In stock - ships same or next business day
- Packaging: Secure box measuring 11.2 x 9.3 x 2.1 inches
- Weight: 1.3 lb
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