Air Filters - Drop In

Drop-in air filters are the simplest way to unlock better throttle response and engine sound from your vehicle. Designed to replace the restrictive factory paper filter inside the stock airbox, these high-flow panel filters require no modifications—just swap out the old filter, and you're done.

  • Direct replacement for OEM panel filter
  • Engineered for improved airflow over paper elements without compromising filtration
  • No tuning or modifications required—fits the factory airbox securely
  • Long service life, often washable and reusable for reduced waste
  • Available for a wide range of makes and models; verify fitment for your vehicle

Whether you're commuting or pushing hard on back roads, a drop-in filter provides a noticeable improvement in intake response. Shop our selection of top-quality drop-in air filters from trusted brands.

$
-
$
0 selected
0 selected
Apply (0)
K&N 33-5038 High-Flow washable oiled cotton replacement panel air filter for 2016-2020 Scion and Toyota 1.5L engines.

$55.19

In stock
K&N 33-5037 High-Flow washable oiled cotton replacement panel air filter for 2016-2022 Honda HR-V.

$55.19

In stock
K&N 33-5035 drop-in replacement high-flow air filter featuring pleated red oiled cotton gauze media.

$55.19

In stock
K&N 33-5034 high-flow replacement air filter featuring a red pleated oiled cotton media and black frame.

$55.19

In stock
K&N 33-5032 high-flow oiled cotton replacement air filter for Mercedes-Benz 3.0L engines.

$55.19

In stock
K&N 33-5031 washable high-flow panel air filter with red oiled cotton media for 2015-2016 Honda CR-V 2.4L

$55.19

In stock
K&N 33-5030 replacement panel air filter featuring red pleated oiled cotton media and a black rubber seal.

$55.19

In stock
K&N 33-5029 rectangular red oiled cotton replacement panel air filter for 2015-2023 Ford Mustang.

$55.19

In stock
K&N 33-5028 high-flow washable oiled cotton replacement panel air filter for 2014-2019 Cadillac CTS

$83.99

In stock
K&N 33-5027 high-flow washable cotton gauze panel air filter for 2015-2020 Honda Fit

$55.19

In stock
K&N 33-5024 high-flow washable oiled cotton replacement panel air filter for Ford Transit 3.2L engines.

$67.19

In stock
K&N 33-5021 high-flow replacement panel air filter with red oiled cotton media for 5.0L engines.

$55.19

In stock
K&N replacement panel air filter featuring red oiled cotton pleated media and a black rubber frame.

$55.19

In stock
K&N 33-5017 high-flow washable oiled cotton replacement panel air filter

$67.19

In stock
K&N 33-5016 high-flow oiled cotton drop-in replacement air filter for Nissan Rogue.

$55.19

In stock
K&N 33-5014 high-flow replacement panel air filter featuring red oiled cotton media in a black frame

$55.19

In stock
K&N 33-5010 high-flow oiled cotton replacement panel air filter for 2011-2016 Ford Super Duty trucks

$83.99

In stock
K&N 33-5007 washable high-flow oiled cotton drop-in air filter for Buick Encore and Chevrolet Trax

$55.19

In stock
K&N 33-5006 high-flow drop-in air filter featuring red oiled cotton filtration media and a black rubber frame.

$55.19

In stock
K&N 33-5005 replacement panel air filter with red oiled cotton gauze media and black frame.

$100.79

In stock
K&N 33-5002 high-flow washable oiled cotton replacement air filter for Ford 2.5L engines

$42.39

In stock
K&N 33-5000 high-flow rectangular replacement air filter with red pleated oiled cotton media and black frame.

$55.19

In stock
K&N 33-3185 high-flow washable air filter with pleated red oiled cotton media for 2023-2024 Ford Ranger and Everest

$59.19

In stock
K&N 33-3178 high-flow replacement drop-in air filter with red oiled cotton media

$55.19

In stock
K&N 33-3174 high-flow replacement air filter with oiled cotton media for Nissan Rogue and Mitsubishi Outlander

$50.39

In stock
K&N 33-3173 high-flow replacement air filter with red pleated oiled cotton media and black rubber frame.

$55.19

In stock
K&N 33-3171 high-flow replacement air filter with oiled cotton media for 2021-2026 BMW M2, M3, and M4.

$83.99

In stock
K&N 33-3160 high-flow washable cotton gauze drop-in air filter for BMW X3 M and X4 M.

$151.19

In stock
Set of two K&N 33-3155 high-flow washable oiled cotton air filters for 2020-2026 BMW 4.4L engines.

$167.99

In stock
K&N 33-3154 high-flow replacement air filter with red pleated oiled cotton media and black rubber frame.

$46.39

In stock

Can’t Find the Part You Need?

Our catalog represents only a portion of the automotive products available through our supplier network. If you cannot find a specific part, brand, or application on our website, submit a request below, and our team will help source it for you.

Please include as much information as possible, such as your vehicle's year, make, model, trim, engine, desired brand, or part number, to help us quickly identify the correct product.

Email is invalid

Image alt