K&N 22-23 Hyundai Elantra N 2.0L L4 Replacement Air Filter - 33-5131

The K&N Engineering 33-5131 is a washable, reusable high-flow replacement air filter engineered specifically for the 2022–2023 Hyundai Elantra N equipped with the 2.0L L4 engine. Designed as a direct drop-in upgrade into your factory airbox, the K&N 33-5131 replaces your disposable OEM paper filter with a long-lasting performance unit that is designed to improve airflow and is backed by K&N's No-Hassle Lifetime Limited Warranty — making it one of the most cost-effective performance upgrades available for your Elantra N.

Key Features & Benefits

• Layered, Oiled Cotton Media Construction: K&N's state-of-the-art multi-layer oiled cotton gauze design is engineered to improve airflow compared to a standard paper filter, helping your engine breathe more freely.
• Designed to Increase Horsepower: The high-flow filter design is engineered to provide an increase in horsepower by allowing more air into your Elantra N's turbocharged 2.0L engine.
• Washable & Reusable: Unlike disposable OEM paper filters that need to be thrown away, the K&N 33-5131 can be cleaned and re-oiled repeatedly — reducing long-term maintenance costs significantly.
• Engineered to Last a Vehicle's Lifetime: Each K&N performance air filter is engineered to last for the entire lifespan of your vehicle, meaning you buy it once and never need to replace it under normal use.
• No-Hassle Lifetime Limited Warranty: K&N Engineering backs every filter with their industry-recognized No-Hassle Lifetime Limited Warranty, giving you lasting peace of mind with your purchase.
• Direct Drop-In Fitment: The 33-5131 is designed to install directly into your factory airbox with no modifications required, keeping installation simple and straightforward for any skill level.
• Contaminant Capture: The oiled cotton media is engineered not just for airflow but also to capture airborne contaminants, protecting your engine while improving performance.

Specifications

• Brand: K&N Engineering
• Part Number (MPN): 33-5131
• SKU: KNN33-5131
• UPC: 024844396761
• Filter Media: Layered, oiled cotton gauze
• Filter Type: Washable, reusable high-flow drop-in replacement
• Warranty: K&N No-Hassle Lifetime Limited Warranty
• Proposition 65: Yes — California residents, see Prop 65 warnings

Fitment

The K&N 33-5131 replacement air filter is confirmed to fit the following vehicles:

• 2022–2023 Hyundai Elantra N — 2.0L L4 engine (Base submodel)
• 2022–2023 Hyundai Elantra — SE, SEL, N Line, Limited, Blue Hybrid, Limited Hybrid submodels

Always verify your exact year, make, model, submodel, and engine before ordering. If you are unsure whether the 33-5131 fits your specific Elantra configuration, contact our fitment team before purchasing — we're here to help you get the right part the first time.

Why Buy from ThreePiece.us

• Free Shipping on Every Order: The K&N 33-5131 ships free to your door within the continental US — no minimum order required.
• Affirm Financing Available: Break your purchase into manageable payments with Affirm financing available at checkout — buy now and pay over time.
• Expert Fitment Support: Our team has served 10,000+ customers and specializes in helping enthusiasts get the right parts for their vehicle. Call us at 813-535-5801 or email [email protected] with any fitment questions before you order.
• Enthusiast-Focused Retailer: ThreePiece.us is a dedicated performance parts retailer with 10+ years of experience helping daily drivers and track builds get the right parts with confidence.

Frequently Asked Questions

Q: Does the K&N 33-5131 require any cutting or modification to install on my Elantra N?
A: No. The K&N 33-5131 is a direct drop-in replacement designed to fit directly into your factory airbox without any cutting, drilling, or modifications. It replaces your OEM paper filter and uses the same mounting points and housing.

Q: Is this filter truly reusable, and how long will it last?
A: Yes. The K&N 33-5131 uses a washable, reusable oiled cotton gauze design. K&N engineers each performance filter to last for the entire lifespan of your vehicle. It is backed by K&N's No-Hassle Lifetime Limited Warranty, so under normal use you should never need to buy another replacement filter for your Elantra N.

Q: Will this filter fit the standard Hyundai Elantra, or only the Elantra N?
A: Per the fitment data for this part, the 33-5131 is listed to fit the 2022–2023 Hyundai Elantra N (2.0L L4) as well as various 2022–2023 Elantra submodels including SE, SEL, N Line, Limited, Blue Hybrid, and Limited Hybrid. If you own a different Elantra trim or model year, contact our team to confirm fitment before ordering.

Q: How do I order and what payment options are available?
A: Simply add the K&N 33-5131 to your cart at ThreePiece.us. The filter ships free on every order. Affirm financing is available at checkout, allowing you to split the cost into installment payments. For fitment questions or order assistance, call our team at 813-535-5801.