2021 Toyota 4Runner Air Filter Parts

Choose your Engine for your 2021 Toyota 4Runner


Showing 1 - 4 of 4 products
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K&N
  • Replacement Air Filter
  • Panel; H-1.75 in.; L-12.5 in.; W-9.188 in.
  • K/N s replacement High-Flow Air Filters are designed to increase horsepower while providing exceptional engine protection; and are covered by K/N s No-Hassle Lifetime Limited Warranty.
  • Air Filter
  • Product Attributes:
    • Oil Included: Filter Is Pre-oiled
    • WARNING CA Proposition 65: Yes
    • Width: 9.188 In.
    • Item Weight: 1.400 Lbs. (0.6 Kg)
    • Machine Washable: Yes
    • Product Box Height: 15.060 In. (383mm)
    • Filter Material: Cotton Gauze
    • Inside Diameter: Oem
    • Product Box Width: 2.340 In. (60 Mm)
    • Product Box Length: 11.060 In. (281mm)
    • Outside Diameter: Oem
    • Item Height: 1.750 In. (44mm)
    • Prop 65 (C, R or CR): Cr
    • Package Content: 1
    • Pre-Screened: No
    • Automotive Item Grade: High Performance
    • Outside Width: 9.188 In. (233mm)
    • Package Contents: 1 Air Filter
    • WARNING CA Proposition 65 Message: Warning: Cancer And Reproductive Harm - Www.p65warnings.ca.gov
    • Flange Angle: 0 Degree
    • Overall Length: N/a
    • Package Quantity: 1
    • Shape: Panel
    • Package Material: Paperboard
    • Frame Design: Flexible
    • Filter Re-Oiling Amount: 2.32 Oz (69 Ml)
    • Prop 65 Warning Label: Https://www.knfilters.com/images/l/prop65.jpg
    • Cap Outside Diameter: N/a
    • Filter Style: Dry
    • Outside Length: 12.500 In. (318mm)
    • Package Type: Box
  • Features:
    • Designed To Boost Horsepower And Acceleration
    • Washable And Reusable
    • High Air Flow With Exceptional Filtration
    • Lasts Up To 50000 Miles Before Cleaning
    • Works With Original Equip. Mfg. Vehicle Electronics
    • Will Not Void Vehicle Warranty
    • Million Mile Limited Warranty
  • K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle, and backed by K&N's No-Hassle Lifetime Limited Warranty. K&N drop-in replacement filters are designed to install easily into your factory air box. Upgrade today and start enjoying superior airflow and superior performance from K&N's most popular product!

This Part Fits the Following OEM/Substitute Numbers:
0421809, 1780138050, 1780138051, 49350, 5000291794, 500291800, 83350, A1812, A36122, A3664C, AF1441, AF4066, AF6122, C32011, CA10835, DA4066, FB81520, LX3003...VIEW MORE

Additional Fitment Information:
Vehicle
2021 - Toyota 4Runner

PUR
  • PUR offers premium air filters at reasonable pricing and have been the reference accross North America for over 40 years.
  • PUR
  • Features:
    • Keeps damaging particles from entering the engine and causing increased engine wear
    • Improves engine response time Protects the operational performance of your engine
    • Reduces ecological footprint through fuel economy
    • Boosts fuel economy by 6% to 11%
    • 98% Efficiency Against Rocks And Other Debris on the Road

This Part Fits the Following OEM/Substitute Numbers:
49350, 83350, A36122, AF10835, AF1441, CA10835, PA6122, XA6122

Additional Fitment Information:
Vehicle
2021 - Toyota 4Runner

Denso
Additional Fitment Information:
Vehicle
2021 - Toyota 4Runner

Wix
  • WIX Air Filter Panel
  • Original Equipment Part Number 17801-YZZ13
  • Product Attributes:
    • California Proposition 65: Warning: Cancer And Reproductive Harm - Www.p65warnings.ca.gov
    • Inner Diameter Top: Closed
    • Duty Type: Ld
    • Length: 12.598
    • Style: Air Filter Panel
    • Media Material: Cellulose
    • Class: B
  • WIX Premium Panel Air Filters provide excellent engine protection for normal and severe driving conditions such as stop and go traffic, dirt roads, construction sites, short trips, and interstate travel. WIX filters are recommended for OEM air filter change intervals. These filters contain 30% more media than OES filters and use a phenolic resin treated enhanced cellulose media which provides excellent durability against moisture ingestion. When applicable, the high-tear strength polyurethane seal survives extreme hot and cold temperature conditions. Air filter Laboratory Tests per ISO 5011 at least 99.5% efficiency (Based on Wix 42389)

This Part Fits the Following OEM/Substitute Numbers:
1433025, 17801-38050, 17801-38051, 17801-YZZ13, 18409, 20-02-209, 29350, 33-2438, 49350, 5000291794, 619-49350, 69350, 83350, 9-49350, 909, 922010219, 9350, A-33950...VIEW MORE

Additional Fitment Information:
Vehicle Block CC Region Engine CID
2021 - Toyota 4Runner V 3956 Canada 6 Cyl 4.0L 241
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