K&N 33-2451 Air Filter

  • K&N 33-2451 Air Filter
  • K&N 33-2451 Air Filter
  • K&N 33-2451 Air Filter
  • K&N 33-2451 Air Filter




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Estimated Delivery Date December 19, 2019


The K&N 33-2451 Air Filter fits some Hyundai Elantra, Hyundai Elantra Coupe, Hyundai Elantra GT, Hyundai I30, Hyundai i30 II, Hyundai i30 III, Hyundai i40, Hyundai IX25, Hyundai ix35, Hyundai Langdong, Hyundai Santa Fe II, Hyundai Tucson, Kia Carens, Kia cee d, Kia Cerato, Kia Cerato Koup, Kia Forte, Kia Forte Koup, Kia Forte5, Kia K2, Kia K3, Kia KX3, and Kia Sportage models. 
K&N’s replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for the majority of vehicles on the road. These filters are washable and reusable and are custom designed to fit into your existing factory air box. Their drop-in design means adding performance is simple. With most vehicles you simply remove the disposable air filter and replace it with a K&N. See applicable instruction sheet for details. Our stock replacement air filters for street vehicles are covered by our famous K&N Million-Mile Limited Warranty and will be the last air filter your vehicle will ever need. 

Designed to boost horsepower and rate of acceleration
Can be cleaned and used again
High air flow with exceptional filtration
Lasts up to 50,000 miles before cleaning is required depending on driving conditions
Works with original equipment manufacturer vehicle electronics
Emissions legal in all 50 US states
Will NOT void vehicle warranty
Million Mile Limited Warranty®

Air Filter Shape

Filter Material
Cotton Gauze

0.875 in (22 mm)

Outside Length
10.125 in (257 mm)

Outside Width
6.5 in (165 mm)

Package Contents
1 Air Filter

Package Quantity

Product Style
Panel Air Filter

1 lb (0.5 kg)

Filter Re-Oiling Amount
0.86 oz (26 ml)

Product Box Height
13.56 in (345 mm)

Product Box Length
7.72 in (196 mm)

Product Box Width
1.75 in (44 mm)

Additional information

1 lbs

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