Air Filters - Drop In

1146 products
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1146 products
K&N Round Tapered 6.25in Base OD x 5.5in Top OD x 2.125in H Replacement Filter for Harley Davidson
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K&N Round Tapered 6.25in Base OD x 5.5in Top OD x 2.12..

MPN: HD-0800

K&N Round Tapered 6.25in Base OD x 5.5in Top OD x 2.12..

K&N's high-flow air filters are available as a replacement for your stock motorcycle air filter element. They are custom engineered to fit your specific application and are designed to provide low restriction and increased performance, while providing excellent engine protection for your motorcycle.Installation InstructionsThis Part Fits: Year Make Model Submodel..
MPN: HD-0800
K&N 16-17 Honda CRF1000L Africa Twin 998 Replacement Drop In Air Filter (2 Per Box)
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K&N 16-17 Honda CRF1000L Africa Twin 998 Replacement D..

MPN: HA-9916

K&N 16-17 Honda CRF1000L Africa Twin 998 Replacement D..

K&N off-road replacement air filters are ideal for extended use in dirty and dusty off-road riding and provide clean carburetion even at high altitude. Generally, no jet changes are required with just a K&N filter element. K&N replacement air filters are washable and reusable and provide high air-flow with excellent..
MPN: HA-9916
K&N Replacement Air FIlter 12-13 Honda Integra 670/NC700S 670/NC700X 670
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K&N Replacement Air FIlter 12-13 Honda Integra 670/NC7..

MPN: HA-7012

K&N Replacement Air FIlter 12-13 Honda Integra 670/NC7..

K&N's high-flow air filters are available as a replacement for your stock motorcycle air filter element. They are custom engineered to fit your specific application and are designed to provide low restriction and increased performance, while providing excellent engine protection for your motorcycle.This Part Fits: Year Make Model Submodel 2014-2016..
MPN: HA-7012
K&N Honda VT600C/CD Shadow 99-07 Replacement Drop In Air Filter
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K&N Honda VT600C/CD Shadow 99-07 Replacement Drop In A..

MPN: HA-6414

K&N Honda VT600C/CD Shadow 99-07 Replacement Drop In A..

K&N's high-flow air filters are available as a replacement for your stock motorcycle air filter element. They are custom engineered to fit your specific application and are designed to provide low restriction and increased performance, while providing excellent engine protection for your motorcycle.This Part Fits: Year Make Model Submodel 2018..
MPN: HA-6414
K&N Powersports High-Flow Replacement Air Filter for 01-06 Honda CBR600F 600/CRB600F 4I HA-6001
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K&N Powersports High-Flow Replacement Air Filter for 0..

MPN: HA-6001

K&N Powersports High-Flow Replacement Air Filter for 0..

K&N high-flow air filters are designed to replace your motorcycle's stock air filter element. Engineered specifically for your application, these filters offer low restriction and increased performance while ensuring optimal engine protection. Ideal for off-road riding in dusty environments, K&N powersports performance air filters provide clean carburetion even at high..
MPN: HA-6001
K&N High-Flow Original Air Filter for 00-09 Honda TRX500/TRX650 HA-5000
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K&N High-Flow Original Air Filter for 00-09 Honda TRX5..

MPN: HA-5000

K&N High-Flow Original Air Filter for 00-09 Honda TRX5..

Designed for off-road enthusiasts who frequently traverse dusty and challenging terrains, K&N replacement air filters offer exceptional performance and durability. These filters effectively capture contaminants, ensuring clean carburetion even in high-altitude conditions. With minimal need for jet adjustments, K&N filters provide a convenient and efficient solution for maintaining optimal engine..
MPN: HA-5000
K&N Powersports Performance High-Flow Air Filter for 04-05 Honda TRX450R HA-4504
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SOLD OUT

K&N Powersports Performance High-Flow Air Filter for 0..

MPN: HA-4504

K&N Powersports Performance High-Flow Air Filter for 0..

K&N Off-Road Replacement Air Filters are designed for those who frequently traverse rugged terrain. These filters excel in dusty and dirty environments, ensuring clean carburetion even at high altitudes. Unlike many other filters, K&N filters typically do not require jet changes. Moreover, K&N filters are both washable and reusable, offering..
MPN: HA-4504
K&N High-Flow Original Replacement Air Filter for 00-07 Honda TRX350/400 Rancher HA-3500
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K&N High-Flow Original Replacement Air Filter for 00-0..

MPN: HA-3500

K&N High-Flow Original Replacement Air Filter for 00-0..

K&N off-road replacement air filters are designed for those who frequently traverse dusty and dirty off-road terrain. These filters ensure clean carburetion even at high altitudes, often eliminating the need for jet adjustments. Constructed for durability and efficiency, K&N replacement air filters are washable and reusable, offering high airflow while..
MPN: HA-3500
K&N Replacement Air Filter 93-09 Honda TRX300EX 300 2.875in Flange ID / 4.5in OD / 5in Height
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K&N Replacement Air Filter 93-09 Honda TRX300EX 300 2...

MPN: HA-3094

K&N Replacement Air Filter 93-09 Honda TRX300EX 300 2...

K&N off-road replacement air filters are ideal for extended use in dirty and dusty off-road riding and provide clean carburetion even at high altitude. Generally, no jet changes are required with just a K&N filter element. K&N replacement air filters are washable and reusable and provide high air-flow with excellent..
MPN: HA-3094
K&N 13-14 Honda CRF250L 250 Replacement Air Filter
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K&N 13-14 Honda CRF250L 250 Replacement Air Filter

MPN: HA-2513

K&N 13-14 Honda CRF250L 250 Replacement Air Filter

K&N off-road replacement air filters are ideal for extended use in dirty and dusty off-road riding and provide clean carburetion even at high altitude. Generally, no jet changes are required with just a K&N filter element. K&N replacement air filters are washable and reusable and provide high air-flow with excellent..
MPN: HA-2513
K&N 11-13 Honda CBR250R 249 Replacement Air Filter
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K&N 11-13 Honda CBR250R 249 Replacement Air Filter

MPN: HA-2511

K&N 11-13 Honda CBR250R 249 Replacement Air Filter

K&N's high-flow air filters are available as a replacement for your stock motorcycle air filter element. They are custom engineered to fit your specific application and are designed to provide low restriction and increased performance, while providing excellent engine protection for your motorcycle.Installation InstructionsThis Part Fits: Year Make Model Submodel..
MPN: HA-2511
K&N Powersports Gold Wing Replacement Air Filter- High-Flow for 01-08 Honda GL1800 HA-1801
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K&N Powersports Gold Wing Replacement Air Filter- High..

MPN: HA-1801

K&N Powersports Gold Wing Replacement Air Filter- High..

K&N's high-flow air filters are designed to replace your motorcycle's stock air filter element. These filters are specifically engineered for your motorcycle model, offering low restriction and enhanced performance. K&N's filters are constructed to provide superior engine protection while allowing for increased airflow, resulting in improved power output and throttle..
MPN: HA-1801
K&N 19-20 Honda Monkey (125CC) Replacement Air Filter
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K&N 19-20 Honda Monkey (125CC) Replacement Air Filter

MPN: HA-1219

K&N 19-20 Honda Monkey (125CC) Replacement Air Filter

K&N's high-flow air filters are available as a replacement for your stock motorcycle air filter element. They are custom engineered to fit your specific application and are designed to provide low restriction and increased performance, while providing excellent engine protection for your motorcycle.This Part Fits: Year Make Model Submodel 2019-2021..
MPN: HA-1219
K&N 88-03 Honda XR100R/03-09 CRF100F Air Filter
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K&N 88-03 Honda XR100R/03-09 CRF100F Air Filter

MPN: HA-1088

K&N 88-03 Honda XR100R/03-09 CRF100F Air Filter

K&N off-road replacement air filters are ideal for extended use in dirty and dusty off-road riding and provide clean carburetion even at high altitude. Generally, no jet changes are required with just a K&N filter element. K&N replacement air filters are washable and reusable and provide high air-flow with excellent..
MPN: HA-1088
K&N Powersports Replacement Air Filter for 02-09 Honda CHF50 Metropolitan/NPS50 Ruckus HA-0502
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K&N Powersports Replacement Air Filter for 02-09 Honda..

MPN: HA-0502

K&N Powersports Replacement Air Filter for 02-09 Honda..

K&N high-flow air filters are designed to replace your motorcycle's stock air filter element. Engineered specifically for your application, these filters offer low restriction and increased performance while ensuring optimal engine protection. Ideal for off-road riding in dusty conditions, K&N powersports performance air filters provide clean carburetion even at high..
MPN: HA-0502
K&N Replacement Air Filter - Round Tapered - Universal 5.75in Base OD x 5.938in Top OD x 7.688in H
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K&N Replacement Air Filter - Round Tapered - Universal..

MPN: E-9289

K&N Replacement Air Filter - Round Tapered - Universal..

The K&N E-9289 Air Filter is designed to increase horsepower and protect your engine by reducing restriction and providing excellent filtration. The E-9289 custom air filter is manufactured to replace the air filter in the 57S-4000 performance air box and it comes with a K&N embossed lid cap. The filter..
MPN: E-9289
K&N High-Flow Original Washable Lifetime Engine Air Filter for 91-00 Rover Mini L4-1.3L E-9172
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K&N High-Flow Original Washable Lifetime Engine Air Fi..

MPN: E-9172

K&N High-Flow Original Washable Lifetime Engine Air Fi..

K&N replacement air filters offer enhanced horsepower and acceleration while maintaining exceptional filtration. Designed for most vehicles, these washable, reusable filters are custom-fitted for your existing air box. The convenient drop-in design facilitates easy installation, typically replacing a disposable filter. Backed by the K&N Million-Mile Limited Warranty, these filters are..
MPN: E-9172
K&N BRIGGS & STRATTON 351400 High-Flow Original Lifetime Engine Air Filter - E-4665
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K&N BRIGGS & STRATTON 351400 High-Flow Original Li..

MPN: E-4665

K&N BRIGGS & STRATTON 351400 High-Flow Original Li..

K&N E-4665 replacement air filter employs oil-free synthetic media for construction. Included grease ensures airtight sealing under intense vibration. Designed for superior filtration, the E-4665 safeguards your equipment's engine. This reusable air filter matches the lifespan of your equipment. Easy to install, the K&N E-4665 fits within the factory air..
MPN: E-4665
K&N Replacement Industrial Air Filter 1.875in ID x 3.5in OD x 7.125in H Kubota/John Deere/Bobcat
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K&N Replacement Industrial Air Filter 1.875in ID x 3.5..

MPN: E-4552

K&N Replacement Industrial Air Filter 1.875in ID x 3.5..

K&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other applications. Regardless of the angle or offset diameter of the air intake, there is probably a K&N Universal air filter for your equipment. All filters are..
MPN: E-4552
K&N High-Flow Original Universal Air Filter - Rectangular - 6.75" O/S L x 4.5" O/S W x 2.5" H E-3952
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K&N High-Flow Original Universal Air Filter - Rectangu..

MPN: E-3952

K&N High-Flow Original Universal Air Filter - Rectangu..

K&N replacement air filters are designed to enhance horsepower and acceleration while maintaining exceptional filtration. With over 1,200 different models available, we cater to a vast majority of vehicles. These reusable filters are custom-engineered to fit seamlessly into your existing air box, simplifying the performance upgrade process. Simply remove the..
MPN: E-3952

Air Filters - Drop In

1146 products

Air Filters - Drop In are easy replacements for your car's existing air filters. They trap harmful debris protecting your engine and come in standard pleated paper or high-performance oiled cotton for better airflow.