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K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more

K&N Engineering is a globally recognized leader in automotive performance filtration products, specializing in high-flow air filters, cold air intake systems, and oil filters. Designed to improve airflow, K&N products enhance engine efficiency, horsepower, and acceleration while providing superior filtration to protect engines from harmful contaminants. K&N’s air filters are washable, reusable, and built to last, offering a cost-effective alternative to disposable filters. With over 50 years of innovation and a reputation for quality, K&N is trusted by car enthusiasts, racers, and everyday drivers for both street and off-road applications.

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-49%
MBRP Universal 3.5 ID to 5 OD Adapter Aluminized - eliteracefab.com
MBRP

MBRP Universal 3.5 ID to 5 OD Adapter Aluminized - UA2003

$83.32 $42.49
-49%
MBRP Universal 4 ID. to 5 ID. Adapter Aluminized - eliteracefab.com
MBRP

MBRP Universal 4 ID. to 5 ID. Adapter Aluminized - UA2004

$66.65 $33.99
-17%
JBA 1650ST | 2.5IN STAINLESS STEEL 1650 STARTER TUBES - eliteracefab.com
JBA

JBA 1650ST

$68.70 $56.52
-49%
MBRP Universal 4 ID. to 5OD. Adapter Aluminized - eliteracefab.com
MBRP

MBRP Universal 4 ID. to 5OD. Adapter Aluminized - UA2001

$66.65 $33.99
-49%
MBRP Universal 3.5 OD. to 5ID. Adapter Aluminized - eliteracefab.com
MBRP

MBRP UA2005 Exhaust Pipe Adapter 3.5" OD To 5" ID Adapter Aluminized Steel

$83.32 $42.49
-32%
Stainless Bros 3.5in x 6in OAL 304SS Flex Joint w/ Interlock Liner - eliteracefab.com
Stainless Bros

Stainless Bros 3.5in x 6in OAL 304SS Flex Joint w/ Interlock Liner

$65.95 $44.19
-9%
Granatelli 2.5in 304SS Turn Down w/3-Bolt Flange & Gaskets (Pair)
Granatelli Motor Sports

Granatelli 2.5in 304SS Turn Down w/3-Bolt Flange & Gaskets (Pair)

$51.45 $46.55
-34%
T304 3
BLOX Racing

T304 3" REDUCER - 02+ SUBARU WRX / STI

$55.00 $36.03
K&N 08-10 Kawasaki EX250R Ninja Replacement Air Filter Quick View
K&N Engineering

K&N 08-10 Kawasaki EX250R Ninja Replacement Air Filter

$63.99
KNNKA-2508
Air Filters Air Filters - Direct Fit Air Intake System All All Air Filters Black Friday 2024 K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
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...
K&N 2014 Kawasaki BX250 Ninja Replacement Air Filter Quick View
K&N Engineering

K&N 2014 Kawasaki BX250 Ninja Replacement Air Filter

$51.99
KNNKA-2414
Air Filters Air Filters - Direct Fit Air Intake System All All Air Filters Black Friday 2024 K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
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...
K&N 09-21 Kawasaki KLX250S/SF / KLX300/R/SM Replacement Air Filter Quick View
K&N Engineering

K&N 09-21 Kawasaki KLX250S/SF / KLX300/R/SM Replacement Air Filter

$79.99
KNNKA-2409XD
Air Filters Air Filters - Direct Fit Air Intake System All All Air Filters Black Friday 2024 K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
K&N XStream Series Motocross Air Filters take performance to the next level with the addition of a filter within the filter's top in order...
K&N 04-09 Kawasaki VN2000 Vulcan 2000 / 06-10 Vulcan Classic 2000 Replacement Air Filter Quick View
K&N Engineering

K&N 04-09 Kawasaki VN2000 Vulcan 2000 / 06-10 Vulcan Classic 2000 Replacement Air Filter

$79.99
KNNKA-2008
Air Filters Air Filters - Direct Fit Air Intake System All All Air Filters Black Friday 2024 K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
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...
K&N 09 Kawasaki VN1700 Vulcan Classic Replacement Air Filter Quick View
K&N Engineering

K&N 09 Kawasaki VN1700 Vulcan Classic Replacement Air Filter

$63.99
KNNKA-1709
Air Filters Air Filters - Direct Fit Air Intake System All All Air Filters Black Friday 2024 K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
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...
K&N 03-08 Kawasaki VN1600 Vulcan Classic Replacement Air Filter Quick View
K&N Engineering

K&N 03-08 Kawasaki VN1600 Vulcan Classic Replacement Air Filter

$63.99
KNNKA-1603
Air Filters Air Filters - Direct Fit Air Intake System All All Air Filters Black Friday 2024 K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
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...
K&N Kawasaki VN1500 Vulcan 4.5in ID x 5.625in OD x 2in H Replacement Air Filter Quick View
K&N Engineering

K&N Kawasaki VN1500 Vulcan 4.5in ID x 5.625in OD x 2in H Replacement Air Filter

$63.99
KNNKA-1596
Air Filters Air Filters - Direct Fit Air Intake System All All Air Filters Black Friday 2024 K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
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...
K&N Kawasaki ZX1rR Ninja/ZZR1400/1400GTR/ZX14R 11.25in O/S L x 4.75in O/S W Replacement Air Filter Quick View
K&N Engineering

K&N Kawasaki ZX1rR Ninja/ZZR1400/1400GTR/ZX14R 11.25in O/S L x 4.75in O/S W Replacement Air Filter

$63.99
KNNKA-1406
Air Filters Air Filters - Direct Fit Air Intake System All All Air Filters Black Friday 2024 K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
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...
K&N 00-06 Kawasaki ZX12R Ninja Replacement Air Filter (2 Per Box) Quick View
K&N Engineering

K&N 00-06 Kawasaki ZX12R Ninja Replacement Air Filter (2 Per Box)

$95.99
KNNKA-1299-1
Air Filters Air Filters - Direct Fit Air Intake System All All Air Filters Black Friday 2024 K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
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...
K&N 89-06 Kawasaki KDX200/97-07 KLX300R Air Filter Quick View
K&N Engineering

K&N 89-06 Kawasaki KDX200/97-07 KLX300R Air Filter

$63.99
KNNKA-1287
Air Filters Air Filters - Direct Fit Air Intake System All All Air Filters Black Friday 2024 K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
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....
K&N 11-13 Kawasaki Z1000 1000/ ZX1000 Ninja / 11-12 Z1000 SX / 12 Versys 1000 Replacement Air Filter Quick View
K&N Engineering

K&N 11-13 Kawasaki Z1000 1000/ ZX1000 Ninja / 11-12 Z1000 SX / 12 Versys 1000 Replacement Air Filter

$63.99
KNNKA-1111
Air Filters Air Filters - Direct Fit Air Intake System All All Air Filters Black Friday 2024 K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
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...
K&N Kawasaki KLX110 02-10 Suzuki DRZ110 03-05 Air Filter Quick View
K&N Engineering

K&N Kawasaki KLX110 02-10 Suzuki DRZ110 03-05 Air Filter

$71.99
KNNKA-1102
Air Filters Air Filters - Direct Fit Air Intake System All All Air Filters Black Friday 2024 K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
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...
K&N 93-01 Kawasaki ZX11 Ninja/93-01 ZZR1100/02-05 ZZR1200 Replacement Air Filter Quick View
K&N Engineering

K&N 93-01 Kawasaki ZX11 Ninja/93-01 ZZR1100/02-05 ZZR1200 Replacement Air Filter

$63.99
KNNKA-1093
Air Filters Air Filters - Direct Fit Air Intake System All All Air Filters Black Friday 2024 K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
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...
K&N 2016 Kawasaki ZX1000 Ninja ZX-10R Race Specific Replacement Air Filter Quick View
K&N Engineering

K&N 2016 Kawasaki ZX1000 Ninja ZX-10R Race Specific Replacement Air Filter

$79.99
KNNKA-1016R
Air Filters Air Filters - Direct Fit Air Intake System All All Air Filters Black Friday 2024 K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
This K&N racing air filter has just two layers of cotton to provide even lower air restriction than our replacement air filter for street...
K&N 2016 Kawasaki ZX1000 Ninja ZX-10R Replacement Air Filter Quick View
K&N Engineering

K&N 2016 Kawasaki ZX1000 Ninja ZX-10R Replacement Air Filter

$63.99
KNNKA-1016
Air Filters Air Filters - Direct Fit Air Intake System All All Air Filters Black Friday 2024 K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
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...
K&N Race Specific Unique Triangular Replacement Air Filter for 11-14 Kawasaki ZX1000 Ninja ZX-10R Quick View
K&N Engineering

K&N Race Specific Unique Triangular Replacement Air Filter for 11-14 Kawasaki ZX1000 Ninja ZX-10R

$79.99
KNNKA-1011R
Air Filters Air Filters - Direct Fit Air Intake System All All Air Filters Black Friday 2024 K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
This K&N racing air filter has just two layers of cotton to provide even lower air restriction than our replacement air filter for street...
K&N 08-10 Kawasaki ZX10R Ninja Replacement Air Filter-Race Specific Quick View
K&N Engineering

K&N 08-10 Kawasaki ZX10R Ninja Replacement Air Filter-Race Specific

$79.99
KNNKA-1008R
Air Filters Air Filters - Direct Fit Air Intake System All All Air Filters Black Friday 2024 K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
This K&N racing air filter has just two layers of cotton to provide even lower air restriction than our replacement air filter for street...
K&N 08-10 Kawasaki ZX10R Ninja Replacement Air Filter Quick View
K&N Engineering

K&N 08-10 Kawasaki ZX10R Ninja Replacement Air Filter

$63.99
KNNKA-1008
Air Filters Air Filters - Direct Fit Air Intake System All All Air Filters Black Friday 2024 K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
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...
K&N 04-07 Kawasaki ZX10R Ninja Replacement Air Filter Quick View
K&N Engineering

K&N 04-07 Kawasaki ZX10R Ninja Replacement Air Filter

$63.99
KNNKA-1004
Air Filters Air Filters - Direct Fit Air Intake System All All Air Filters Black Friday 2024 K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
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...
K&N 03-09 Kawasaki Z1000 / 04-12 Z750 / 05-07 Z750S / 11-12 Z750R Replacement Air Filter Quick View
K&N Engineering

K&N 03-09 Kawasaki Z1000 / 04-12 Z750 / 05-07 Z750S / 11-12 Z750R Replacement Air Filter

$63.99
KNNKA-1003
Air Filters Air Filters - Direct Fit Air Intake System All All Air Filters Black Friday 2024 K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
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...
K&N 88-93 Kawasaki KLR600 Replacement Drop In Air Filter Quick View
K&N Engineering

K&N 88-93 Kawasaki KLR600 Replacement Drop In Air Filter

$51.99
KNNKA-0009
Air Filters Air Filters - Direct Fit Air Intake System All All Air Filters K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
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....
K&N HVAC Filter - 20 X 25 X 4 MERV 8 Quick View
K&N Engineering

K&N HVAC Filter - 20 X 25 X 4 MERV 8

$119.99
KNNHVC-8-42025
Air Filters Black Friday 2024 HVAC Filters K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
Upgrade your HVAC system with a K&N Washable and Reusable HVAC Filter. Designed with your well-being in mind, the MERV 8 rated high-quality pleated...
K&N HVAC Filter - 16 X 25 X 5 MERV 13 Quick View
K&N Engineering

K&N HVAC Filter - 16 X 25 X 5 MERV 13

$149.99
KNNHVC-13-51625
Air Filters Black Friday 2024 HVAC Filters K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
Upgrade your HVAC system with a K&N Washable and Reusable Air Filter. Designed with your well-being in mind, the MERV 13 rated high-quality pleated...
K&N HVAC Filter - 16 X 25 X 4 MERV 13 Quick View
K&N Engineering

K&N HVAC Filter - 16 X 25 X 4 MERV 13

$149.99
KNNHVC-13-41625
Air Filters Black Friday 2024 HVAC Filters K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
Upgrade your HVAC system with a K&N Washable and Reusable Air Filter. Designed with your well-being in mind, the MERV 13 rated high-quality pleated...
K&N HVAC Filter - 20 X 30 X 1 MERV 13 Quick View
K&N Engineering

K&N HVAC Filter - 20 X 30 X 1 MERV 13

$89.99
KNNHVC-13-12030
Air Filters Black Friday 2024 HVAC Filters K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
Upgrade your HVAC system with a K&N Washable and Reusable Air Filter. Designed with your well-being in mind, the MERV 13 rated high-quality pleated...
K&N HVAC Filter - 20 X 25 X 1 MERV 13 Quick View
K&N Engineering

K&N HVAC Filter - 20 X 25 X 1 MERV 13

$89.99
KNNHVC-13-12025
Air Filters Black Friday 2024 HVAC Filters K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
Upgrade your HVAC system with a K&N Washable and Reusable Air Filter. Designed with your well-being in mind, the MERV 13 rated high-quality pleated...
K&N HVAC Filter - 16 X 24 X 1 MERV 13 Quick View
K&N Engineering

K&N HVAC Filter - 16 X 24 X 1 MERV 13

$89.99
KNNHVC-13-11624
Air Filters Black Friday 2024 HVAC Filters K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
Upgrade your HVAC system with a K&N Washable and Reusable Air Filter. Designed with your well-being in mind, the MERV 13 rated high-quality pleated...
K&N HVAC Filter - 14 X 14 X 1 MERV 13 Quick View
K&N Engineering

K&N HVAC Filter - 14 X 14 X 1 MERV 13

$89.99
KNNHVC-13-11414
Air Filters Black Friday 2024 HVAC Filters K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
Upgrade your HVAC system with a K&N Washable and Reusable Air Filter. Designed with your well-being in mind, the MERV 13 rated high-quality pleated...
K&N HVAC Filter - 24 x 30 x 1 Quick View
K&N Engineering

K&N HVAC Filter - 24 x 30 x 1

$69.99
KNNHVC-12430
Air Filters Black Friday 2024 HVAC Filters K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
Upgrade your HVAC system with a K&N Washable and Reusable Air Filter. Designed with your well-being in mind, the MERV 11 rated high-quality pleated...
K&N HVAC Filter - 24 x 24 x 1 Quick View
K&N Engineering

K&N HVAC Filter - 24 x 24 x 1

$69.99
KNNHVC-12424
Air Filters Black Friday 2024 HVAC Filters K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
Upgrade your HVAC system with a K&N Washable and Reusable Air Filter. Designed with your well-being in mind, the MERV 11 rated high-quality pleated...
K&N HVAC Filter - 20 x 30 x 1 Quick View
K&N Engineering

K&N HVAC Filter - 20 x 30 x 1

$69.99
KNNHVC-12030
Air Filters Black Friday 2024 HVAC Filters K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
Upgrade your HVAC system with a K&N Washable and Reusable Air Filter. Designed with your well-being in mind, the MERV 11 rated high-quality pleated...
K&N HVAC Filter - 20 x 25 x 1 Quick View
K&N Engineering

K&N HVAC Filter - 20 x 25 x 1

$69.99
KNNHVC-12025
Air Filters Black Friday 2024 HVAC Filters K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
Upgrade your HVAC system with a K&N Washable and Reusable Air Filter. Designed with your well-being in mind, the MERV 11 rated high-quality pleated...
K&N HVAC Filter - 20 x 24 x 1 Quick View
K&N Engineering

K&N HVAC Filter - 20 x 24 x 1

$69.99
KNNHVC-12024
Air Filters Black Friday 2024 HVAC Filters K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
K&N's reusable HVAC filters are made from a pleated synthetic filter media, provide excellent filtration and dust holding capacity for long-life performance. They are...
K&N HVAC Filter - 20 x 20 x 1 Quick View
K&N Engineering

K&N HVAC Filter - 20 x 20 x 1

$69.99
KNNHVC-12020
Air Filters Black Friday 2024 HVAC Filters K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
Upgrade your HVAC system with a K&N Washable and Reusable Air Filter. Designed with your well-being in mind, the MERV 11 rated high-quality pleated...
Sold out
K&N 90-93 Kawasaki ZX11C Ninja / 90-92 ZZR1100 Replacement Air Filter Quick View
K&N Engineering

K&N 90-93 Kawasaki ZX11C Ninja / 90-92 ZZR1100 Replacement Air Filter

$71.99
KNNKA-0004
Air Filters Air Filters - Direct Fit Air Intake System All All Air Filters K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
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...
Sold out
K&N HVAC Filter - 20 X 25 X 5 Quick View
K&N Engineering

K&N HVAC Filter - 20 X 25 X 5

$119.99
KNNHVC-8-52025
Air Filters HVAC Filters K&N Engineering - Air Intake System, Air Filters, Oil Filers, and more save$$ Trick-Or-Treat
Upgrade your HVAC system with a K&N Washable and Reusable HVAC Filter. Designed with your well-being in mind, the MERV 8 rated high-quality pleated...

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K&N Engineering

K&N Engineering is a premier manufacturer of high-performance automotive filtration products, specializing in air filters, cold air intake systems, and oil filters. With over 50 years of experience, K&N is renowned for its innovative designs that improve airflow and enhance engine performance while providing superior filtration. Their air filters are washable, reusable, and engineered to deliver increased horsepower and torque, making them a popular choice for car enthusiasts and everyday drivers alike. K&N’s commitment to quality and performance is evident in their extensive product lineup, which caters to a wide range of vehicles, including cars, trucks, motorcycles, and more. Trust K&N to help you maximize your engine’s potential while ensuring long-lasting protection against harmful contaminants.

What are K&N air filters?

K&N air filters are high-flow, reusable filters designed to improve airflow to your engine while providing superior filtration. They are washable and made to last, enhancing engine performance and efficiency.

How do K&N cold air intake systems work?

K&N cold air intake systems replace your vehicle's factory air intake, allowing for increased airflow to the engine. This improves combustion efficiency, leading to enhanced horsepower, torque, and acceleration.

Can K&N filters fit any vehicle?

K&N offers a wide range of filters and intake systems that fit various makes and models, including cars, trucks, and motorcycles. Check K&N's website or consult the product catalog for specific fitment information.

Are K&N products environmentally friendly?

Yes, K&N filters are designed to be reused and cleaned, reducing waste compared to disposable filters. Additionally, their efficient filtration can help improve fuel economy, which can reduce emissions.

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