33-2374 K&N Replacement Air Filter

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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!
  • Designed to increase horsepower
  • Washable, reusable, and engineered to last for the life of your vehicle
  • Designed to provide high airflow and exceptional filtration
  • Engineered to fit easily into your factory air box
  • No-Hassle Lifetime Limited Warranty
  • Only needs cleaning every 50,000 miles under normal highway driving conditions
  • Emissions legal in all 50 States
  • Will not void vehicle warranty
Air Filter ShapePanel
Air Filter MaterialCotton Gauze
Height1.125 in (29 mm)
Outside Length12.25 in (311 mm)
Outside Width5.25 in (133 mm)
Package Contents1 Air Filter
Package Quantity1
Warranty1,000,000 Miles/10 Year
Product StylePanel Air Filter
Weight1 lb (0.5 kg)
Filter Re-Oiling Amount0.97 oz (29 ml)
Product Box Height1.75 in (44 mm)
Product Box Length13.56 in (345 mm)
Product Box Width7.72 in (196 mm)
Cross References
AC Delco A3160C
Baldwin PA2135
Beck/Arnley 0421364
Carquest 88116
Carquest BA4278
Carquest DW88116
Carquest R88116
Champ Labs. AF293
Champ Labs. AF4030
DuraMAX DA293
Eco Gard XA4278
Fram CA10349
Fram CA4309
Hastings AF882
Luber-Finer AF293
Luber-Finer AF4030
Mahle LX2561
MicroGard MGA49057
Mobil MA4030
Mobil MA4278
Nissan 165460Z000
Nissan 16546JA00A
Nissan 16546JA00B
Nissan AY120NS056
Premium Guard PA4278
Pronto PA4278
Pronto PA5703
Purepro A4278
Purepro A5703
Purolator A15703
Ryco A360
Service Champ AF4278
Service Champ AF5703
Service Pro MA4278
STP SA10349
STP SA4309
Valvoline VA233
Valvoline VA86
Warner WAF293
Warner WAF4030
WIX 49057
DIY Level

Easy Moderate Advanced

Tools Typically Needed


Installation Time

5-10 Minutes

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