With several air filter for kia optima series options available, finding the right one can take time.
This roundup brings together 10 products to help you compare your choices and find one that meets your requirements.
Top 10 Best Air Filter for Kia Optima Series
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2PHILTOP CA11942 Engine Air Filter for Hyundai Sonata, Kia Optima (NA)
Editor’s Pick
- [Vehicle Fitment]: CA11942 Compatible with Hyundai Sonata GAS 2015-2019 2.4L, Sonata FHEV/PHEV 2016-2019 (Hybrid), Kia Optima 2016-2020 2.4L, Optima FHEV/PHEV 2017-2020 (Hybrid). NOTE: ONLY Replaces WA10127 Naturally Aspirated engines (NOT Replaces WA10301 turbocharged engines)
- [3-Stage Progressive Density Media]: At the core of the PT engine air filter is an advanced nanofiber hybrid media, engineered for unrivaled performance. The outer layer traps large debris, the middle layer reduces fine dust, and the inner safety layer blocks ultra-fine particles. This multi-stage process guarantees exceptionally clean airflow, providing the highest level of protection for your engine's critical components
- [Improved Fuel Economy]: Cleaner intake air improves the efficiency of the fuel combustion process, which improves fuel economy and reduces emissions. A well-maintained air filter is critical to environmental protection and economical driving
- [Installs in 5 minutes]: OE design for direct installation. No special tools or modifications required. Self-installation is easy and convenient
- [Suggestion for Replacement]:Replace every 12 months or when it drives to 12,000 miles. If you often drive in heavily polluted areas and muddy roads, it is recommended that you replace them frequently to keep the air fresh in the car

3EPAuto GP881 (28113-2P100) Engine Air Filter Replacement for Hyundai
People’s Choice
- Compatible with Hyundai Azera (2012-2017), Santa Fe (2010-2012), Sonata Gas (2011-2014), Sonata Hybrid (2011-2015)
- Compatible with Kia Cadenza (2014-2016), Optima Gas (2011-2015), Optima Hybrid (2011-2016), Sorento (2011-2013)
- OEM Replacement Part – Replaces 28113-2P100, 8113-3S100 with exact-fit rigid panel filter for drop-in installation
- Helps extend performance. Protect against dirt
- Improve fuel mileage, Recommended replacement every 12,000 miles

4K&N Engine Air Filter: Long Life 18,000 Mile Replacement Air Filter: Compatible with 2009-2017 Hyundai/Kia (Azera, i45, Sonata, Hybrid, ix35, Santa Fe, K7, K5, Optima, Sorento, Sportage R), KNA-2448
- RUGGED CONSTRUCTION: K&N Advantage Plus Air Filters are manufactured with durable, premium materials to last for up to 18,000 miles of use.
- EXTENDED LIFE 18K: K&N Advantage Plus Air Filter provides 50% longer life compared to standard 12,000-mile filters.
- SUPERIOR FILTRATION & PROTECTION: K&N uses a premium filter media that provides up to 99% efficiency to protect your engine.
- REPLACE EVERY 18K Miles: Engine air filter only needs to be replaced every 18,000 Miles under normal highway driving conditions (1.5 years based on the average miles driven per year of 12,000 miles)
- NO-HASSLE WARRANTY: 1-Year Limited Warranty.

5BOSCH 6088C HEPA Cabin Air Filter – 3 Layer Protection For A Healthier Ride
- Bosch HEPA Premium Cabin Air Filters are designed and tested to meet High Efficiency Particulate Air (HEPA) standards based on ISO 29463-3:2011 and provide filtration efficiency of 99.97% at 0.3 microns
- This efficiency provides ultimate protection in trapping particulates that can enter your vehicle and provides the cleanest air possible for you and your family
- Melt-blown electrostatic layer and very dense media provide greater trapping capabilities; Additional static cotton layer added to the HEPA media provides higher capacity
- Structural ribs incorporated into design ensure filter integrity, increasing the stability of the filter for optimum performance over its lifetime
- Bosch HEPA Cabin Air Filters provide true clean air for enhanced respiratory health without an added chemical odor neutralizer; Cabin air filters should be replaced at least once every 12 months (or every 12K miles)

6A-Premium Engine Air Filter Compatible with Hyundai & Kia Models
- [Vehicle Fitment]: Compatible with Hyundai Azera 2012-2017, Santa Fe 2010-2012, Sonata 2011-2014 (No Hybrid Model; Except Electric/Gas); Compatible with Kia Optima 2013-2015 (No Hybrid Model; Except Electric/Gas), Sorento 2011-2013
- [Reference Number]: CA10881, 042-1812, 83250, CFA1434, A5185, CAP10881, DA10881, P9250, AF1434, AF5185, LX3024, MGA10881, 9250, PZA571, PA-571, PA6124, PA-6124, A36124, AF6124, SA10881, VA-265, 49250, 33-2448, 28113-2P100, 281132P100
- [Specifications]: ① Location: Front; ② Length: 10.87 inch; ③ Width: 8.86 inch; ④ Height: 1.57 inch; ⑤ Shape: Square; ⑥ Washable: No; ⑦ Reusable: No; ⑧ Package Quantity: 1; ⑨ Packaging Type: Box
- [Enhanced Performance]: A-Premium Engine Air Filter uses fine filtration media to capture all kinds of debris without obstructing airflow, removing dangerous particles, improving engine performance and increasing engine efficiency.
- [Replacement Suggestion]: To ensure that the engine air filter provides your engine with clean air, recommended replacement every 12 months, 12,000 miles or as specified by the vehicle manufacturer.

7BDFHYK CA11942 Engine Air Filter Fit for Kia Optima 17-20 2.0L FHEV, Optima 16-20 2.4L GAS, Optima 19-20 2.0L PHEV, Fit for Hyundai Sonata 15-19 2.4LGAS, Sonata 16-19 2.0L FHEV & PHEV
- 【COMPATIBILITY】Fit for Kia Models: Optima 2017-2020 2.0L l4 FHEV, Optima 2016-2020 2.4L l4 GAS, Optima 2019-2020 2.0L l4 PHEV, Optima 2016 2.4L l4 GAS. Fit for Hyundai Sonata 2015-2019 2.4L l4 GAS, Sonata 2016-2019 2.0L l4 FHEV & PHEV
- 【REPLACES PART】CA11942, AF5244, A90081, 200127, PA99072, 28113C3100, 28113C1100, WA10127, 0421905, LX4432.
- 【FUNCTION】BDFHYK Engine Air Filter have deep filtering function, microporous filter media traps particles, protecting the engine from harmful cintaminants, playing a crucial role in the overall performance. A quality air filter can help extend the life of the engine.
- 【SUGGESTION】To ensure that the vehicle air filter provides your engine with clean air, recommended replacement every 12 months, 12,000 miles or as specified by the vehicle manufacturer.
- 【CUSTOMER SERVICE】BDFHYK value your shopping experience, if there is any problem with our engine air filters, please feel free to concact us, we offer 24 hours customer service to help you as soon as possible.

8CA11942 Engine Air Filter for Hyundai Sonata, Kia Optima 2.0L 2.4L
- [Vehicle Fitment]Fits 2015-2019 Hyundai Sonata with 2.4L engine and 2016-2019 Sonata Hybrid with 2.0L engine. Fits 2016-2020 Kia Optima with 2.4L engine and 2017-2020 Optima Hybrid with 2.0L engine. Confirm your vehicle and engine with Amazon Confirmed Fit before ordering.
- [Replacement Numbers]Replaces Hyundai and Kia 28113-C1100. Cross-references CA11942, WA10127, AF1709, AF5244, SA8681, A93215, 200127, LX4432, MSA51058, PA99072, A59181, PA-633 and VA-417.
- [Engine Intake Protection]Pleated non-woven filter media helps capture dust, dirt and road debris from incoming air before they reach the engine intake system, supporting cleaner airflow during everyday driving.
- [Reinforced Pleat Support]Dual filter sections and a center reinforcement rib help hold the pleated media evenly across the filter surface, supporting structural stability and consistent airflow through the filter.
- [Secure Airbox Fit]The rigid molded perimeter frame follows the factory airbox shape for even seating and helps reduce unfiltered air bypass. Installs in the original housing without special tools.

9Certified MERV 13 Cabin Air Filter with Activated Carbon, CF11819(CP819) for Hyundai Sonata,Azera, Kia Cadenza,Optima,Sedona, GMC Terrain, Chevy Equinox
- Four Layers: made of Four layers filtration materials included MERV 13 filter media and premium activated carbon
- More than 99% Average Arrestance: with ASHRAE52.2:2017 10.8 test method, this filter offers more than 99% Average Arrestance, it can provide clean and fresh air for the carriage
- MERV 13 Filter Media: made of tested MERV 13 filter media (ASHRAE52.2:2017 12), offers a superior balance between filtration and air flux, detailed test report included in the package
- Compatible List: Hyundai Sonata (2011-2014), Azera(2012-2017), Santa Fe(2013-2018), Santa Fe Sport(2013-2018), Santa Fe XL( 2019), Kia Cadenza(2014-2016), Optima(2011-2015), Sedona(2011-2012,2014-2017), GMC Terrain(2010-2017), Chevy Equinox (2010-2017), Captiva Sport(2012-2015), Saturn Vue (2008-2010), please check for more compatible models on “Make sure this fits”
- Easy Installation: provides the same exact size as OEM, it can be easily installed and it is important to check the airflow direction markings during installation

10Cabin & Engine Air Filter Kit for Hyundai Sonata 2016-2019
- 【Compatible Vehicles】The air filter kit compatible with Hyundai Sonata 2.0L Hybrid (2016-2019), Sonata 2.4L Gas (2015-2019), Kia Optima 2.0L Hybrid (2017-2020), Optima 2.4L Gas (2016-2020)
- 【High-Efficiency HV Filtration】Engine filter uses high-precision HV filter paper, capturing 99.9% of impurities (hair, fine debris, lint). High dust-holding capacity, low resistance, smooth airflow, stronger power, fuel-efficient
- 【Advanced Multi-Layer Filtration】Cabin filter features upgraded large-capacity multi-layer filter filaments and meltblown fabric, removing 99.9% of harmful pollutants (dust, pollen, exhaust, etc.), with high airflow, fast cooling, and healthy in-car breathing
- 【Why Replace Filter Combo】In hot environment, cabin air filter and engine air filter are overloaded simultaneously, leading to clogging, poor cooling, unpleasant odors, engine damage, reduced power, and increased fuel consumption. Timely replacement resolves these issues at once, protects your vehicle, and improves the driving experience
- 【Easy to Install】Forccord car filter combo features a direct OEM fit design for quick and easy installation. Simply remove the old filter and replace it in minutes, saving time and hassle. Replace filter every 6-12 months or 12,000 miles to preserve engine performance and keep cabin air fresh
Final Thoughts
With so many air filter for kia optima series options on the market, a little comparison goes a long way. The list above brings the strongest contenders together so you can make a confident, well-informed choice.
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