HomeK&N 33-5044 Engine Air Filter
Part #: 33-5044

K&N 33-5044 Engine Air Filter

⚙️ 12 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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Out of Stock
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Honda, Civic and CR-V
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of K&N 33-5044 Replacement Air Filter

The K&N 33-5044 replacement air filter is designed for Honda Civic and CR-V models, providing reliable engine air filtration with a washable and reusable design. This high performance panel air filter features a flexible frame and pre-oiled cotton gauze media to maintain optimal airflow and engine protection.

  • High performance cotton gauze air filter material
  • Panel-shaped filter with flexible frame design
  • Pre-oiled filter requiring 0.68 oz (20 ml) re-oiling amount
  • Dimensions: 9.875 in length x 5.438 in width x 1.5 in height
  • Washable and reusable for extended service life
  • Compatible with Honda Civic and CR-V models
  • 1,000,000 miles/10 year warranty coverage

Detailed Product Description

The K&N 33-5044 engine air filter uses multiple layers of cotton gauze media to trap contaminants while allowing increased airflow compared to standard paper filters. Its panel shape and flexible frame ensure a secure fit in the airbox of Honda Civic and CR-V vehicles. The filter comes pre-oiled, simplifying initial installation and maintenance. When cleaning is required, the filter can be washed and re-oiled with the recommended 0.68 oz (20 ml) of oil to maintain filtration efficiency. The compact dimensions of 9.875 inches in length, 5.438 inches in width, and 1.5 inches in height make it a direct replacement for the original equipment filter.

Applications and Benefits

  • Replacement air filter for Honda Civic and CR-V models
  • Helps maintain engine performance by improving airflow
  • Protects engine components from dust and debris
  • Reduces the frequency of air filter replacements due to washable design
  • Supports fuel efficiency and engine longevity

Installation Notes and Tips

Installation of the K&N 33-5044 air filter is straightforward and requires no modifications. Remove the existing air filter from the airbox of your Honda Civic or CR-V, then insert the K&N panel filter ensuring a snug fit with the flexible frame. Since the filter is pre-oiled, no additional oiling is necessary before initial use. For maintenance, clean the filter according to K&N’s cleaning instructions and re-oil with approximately 0.68 oz (20 ml) of oil to restore filtration performance.

Quality Assurance and Warranty

K&N backs the 33-5044 replacement air filter with a 1,000,000 miles or 10 year warranty, reflecting confidence in the durability and performance of this washable, high performance air filter. The product is engineered to meet or exceed OEM specifications for Honda Civic and CR-V vehicles, ensuring reliable engine protection and airflow management.

BrandK&N
Part Number33-5044
Air Filter MaterialCotton gauze
Air Filter ShapePanel
Filter Re-Oiling Amount0.68 oz (20 ml)
Frame DesignFlexible
Height1.5 in (38 mm)
Item TypeHigh performance
Oil IncludedFilter is pre-oiled
Outside Length9.875 in (251 mm)
Outside Width5.438 in (138 mm)
Package Contents1 air filter
Package MaterialPaperboard
Package Quantity1
Package TypeBox
Pre-ScreenedNo
Product StylePanel air filter
TitleK&n 33-5044 replacement air filter
Warranty1,000,000 miles/10 year
WashableYes
Weight1 lb (0.5 kg)

This part fits 12 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2022HondaCR-V1.5LL4N/AK&N Replacement Air Filter
2021HondaCivic1.5LL4N/AK&N Replacement Air Filter
2021HondaCR-V1.5LL4N/AK&N Replacement Air Filter
2020HondaCivic1.5LL4N/AK&N Replacement Air Filter
2020HondaCR-V1.5LL4N/AK&N Replacement Air Filter
2019HondaCivic1.5LL4N/AK&N Replacement Air Filter
2019HondaCR-V1.5LL4N/AK&N Replacement Air Filter
2018HondaCivic1.5LL4N/AK&N Replacement Air Filter
2018HondaCR-V1.5LL4N/AK&N Replacement Air Filter
2017HondaCivic1.5LL4N/AK&N Replacement Air Filter
2017HondaCR-V1.5LL4N/AK&N Replacement Air Filter
2016HondaCivic1.5LL4N/AK&N Replacement Air Filter

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

172205AAA00A1903A39183CA12050MA10498PA99116WA10417WAF5263

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.