BUY NOW, PAY LATER. SHOP PAY 4 EQUAL PAYMENTS Starting at 0% APR 
PERRIN 08-15 Subaru WRX/STi Repl 2.75in ID 11in Length Filter For PSP-INT-322/323/325/326 Intake Sys
$93.00
$69.75
PERX-PSP-INT-324-2
Air Filters
Air Filters - Direct Fit
Instock
PERRIN 08-15 Subaru WRX/STi Repl 2.75in ID 11in Length Filter For PSP-INT-322/323/325/326 Intake Sys
PERRIN 2-Piece Replacement Filter for PERRIN Intakes 3.125 inch ID (Fits Big MAF and V2 standard In
$93.00
$69.75
PERX-PSP-INT-208
Air Filters
Air Filters - Drop In
Instock
PERRIN 2-Piece Replacement Filter for PERRIN Intakes 3.125 inch ID (Fits Big MAF and V2 standard In
PERRIN 19-21 Subaru STI (Inc. Type RA) Drop-In Panel Filter - Black
$76.00
$57.00
PERPSP-INT-114
Air Filters
Air Filters - Drop In
Instock
PERRIN 19-21 Subaru STI (Inc. Type RA) Drop-In Panel Filter - Black
PERRIN 22-25 Subaru WRX / 18-25 Crosstrek / 17-25 Impreza / 20-25 Outback Drop-In Panel Filter
$76.00
$57.00
PERPSP-INT-111
Air Filters
Air Filters - Drop In
Instock
PERRIN 22-26 Subaru WRX / 18-25 Crosstrek / 17-25 Impreza / 20-25 Outback Drop-In Panel Filter
Mishimoto MMAF-38672S FITS: Air Filters Universal Fit FITS: Performance Air Filter 3.86in Inlet / 7.2in Length w/ Inlet Stack Air Filters Universal Fit
$135.00
$122.74
MISMMAF-38672S
Air Filters
Air Filters - Universal Fit
Commerceinstruments Best Selling Products
Instock
Provide your performance vehicle with superior air filtration and optimal airflow with a Mishimoto Performance Air Filter! Mishimoto performance air filters can be cleaned...
Mishimoto MMAF-3007 FITS: Performance Air Filter 3in Inlet / 7in Length Air Filters Universal Fit
$74.00
$73.46
MISMMAF-3007
Air Filters
Air Filters - Universal Fit
Pre-Order
Provide your performance vehicle with superior air filtration and optimal airflow with a Mishimoto Performance Air Filter! Mishimoto air filters can be cleaned and...
Mishimoto MMAF-3006 FITS: Performance Air Filter 3in Inlet / 6in Length Air Filters Universal Fit
$71.00
$67.30
MISMMAF-3006
Air Filters
Air Filters - Universal Fit
Instock
Provide your performance vehicle with superior air filtration and optimal airflow with a Mishimoto Performance Air Filter! Mishimoto oiled air filters can be cleaned...
Mishimoto MMAF-2757 FITS: Performance Air Filter 2.75in Inlet / 7in Filter Length Air Filters Universal Fit
$64.00
$61.14
MISMMAF-2757
Air Filters
Air Filters - Universal Fit
Instock
Provide your performance vehicle with superior air filtration and optimal airflow with a Mishimoto Performance Air Filter! Mishimoto oiled air filters can be cleaned...
Mishimoto MMAF-2756 FITS: Cold Air Intakes FITS: Universal fit, Performance Air Filter, 2.75In Inlet, 6In filter length Red Cold Air Intakes
$64.00
$61.14
MISMMAF-2756
Air Filters
Air Filters - Universal Fit
Air Intake Systems
Cold Air Intakes
Instock
Provide your performance vehicle with superior air filtration and optimal airflow with a Mishimoto Performance Air Filter! Mishimoto oiled air filters can be cleaned...
K&N Engineering VF5000 FITS:K&N 07-14 Mini Cooper 1.6L L4 F/I Cabin Air Filter Cabin Air Filters
$73.95
$49.15
KNNVF5000
Air Filters
Cabin Air Filters
Instock
K&N Cabin Air Filters replace your vehicle's stock cabin filter with a reusable design that cleans and freshens incoming air. They are electrostatically charged...
K&N Engineering VF4002 FITS:K&N Replacement Cabin Air Filter Cabin Air Filters
$78.95
$52.75
KNNVF4002
Air Filters
Cabin Air Filters
Instock
K&N washable cabin air filters are engineered to fit directly into your factory air box, offering excellent protection from environmental contaminants and odor-causing particles....
K&N Engineering VF3013 FITS:K&N 05-14 VW Jetta 2.5L 2.0L / EOS Cabin Air Filter Cabin Air Filters
$73.95
$49.15
KNNVF3013
Air Filters
Cabin Air Filters
Instock
K&N Cabin Air Filters replace your vehicle's stock cabin filter with a reusable design that cleans and freshens incoming air. They are electrostatically charged...
K&N Engineering VF2012 FITS:K&N 93-10 VW Jetta / Golf / Beetle Cabin Air Filter Cabin Air Filters
$78.95
$52.75
KNNVF2012
Air Filters
Cabin Air Filters
Instock
K&N Cabin Air Filters replace your vehicle's stock cabin filter with a reusable design that cleans and freshens incoming air. They are electrostatically charged...
K&N Engineering RU-9630 FITS:K&N Universal Tapered Filter 2.5in Flange ID x 4.5in Base OD x 3.5in Top OD x 5in Height Air Filters Universal Fit
$89.95
$59.97
KNNRU-9630
Air Filters
Air Filters - Universal Fit
Air Filters - Universal Fit
Instock
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...
K&N Engineering RU-5147 FITS:K&N Filter Universal Rubber Filter 5in Flange 6.5in Base 4.5in Top 5.5in Height Air Filters Universal Fit
$96.95
$64.30
KNNRU-5147
Air Filters
Air Filters - Universal Fit
Air Filters - Universal Fit
Instock
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...
K&N Engineering RU-5138 FITS:K&N Universal Clamp-On Air Filter 6in FLG / 7-1/2in B / 4-1/2in T / 5in H Air Filters Universal Fit
$124.95
$83.05
KNNRU-5138
Air Filters
Air Filters - Universal Fit
Air Filters - Universal Fit
Instock
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...
K&N Engineering RU-4730 FITS:K&N Filter 3 inch Flange 6 inch Base 5 Top 6 1/2 inch Height Air Filters Universal Fit
$106.95
$71.51
KNNRU-4730
Air Filters
Air Filters - Universal Fit
Air Filters - Universal Fit
Instock
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...
K&N Engineering RU-4550 FITS:K&N Universal Air Filter 4in Flange / 5-3/8in Base / 4-1/2in Top / 6in Height Air Filters Universal Fit
$107.95
$71.51
KNNRU-4550
Air Filters
Air Filters - Universal Fit
Air Filters - Universal Fit
Instock
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...
K&N Engineering RU-3600 FITS:K&N Universal Air Filter 4in Flange / 5-3/8 in Base / 4-1/2in Top / 5in Height Air Filters Universal Fit
$89.95
$59.97
KNNRU-3600
Air Filters
Air Filters - Universal Fit
Air Filters - Universal Fit
Instock
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...
K&N Engineering RU-3570 FITS:K&N Filter Universal Rubber Filter 3in Flange ID 6in Base OD 5.125in Top OD 5in Height Air Filters Universal Fit
$96.95
$64.30
KNNRU-3570
Air Filters
Air Filters - Universal Fit
Air Filters - Universal Fit
Instock
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...
K&N Engineering RF-1047 FITS:K&N Round Tapered Universal Air Filter 3 inch Flange 6 inch Base 5 inch Top 6 inch Height Air Filters Universal Fit
$134.95
$90.28
KNNRF-1047
Air Filters
Air Filters - Universal Fit
Air Filters - Universal Fit
Instock
The RF-1047 Universal Air Filter is constructed from an oiled cotton filter media. It comes with a K&N embossed carbon fiber top for strength...
K&N Engineering E-2999 FITS:K&N Replacement Round Straight Universal Air Filter for 2010-2015 Audi A8 2.0L/2.5L/3.0L/4.0L/4.2L Air Filters Drop In
$112.95
$75.12
KNNE-2999
Air Filters
Air Filters - Drop In
Instock
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...
K&N Engineering E-2987 FITS:K&N 11-13 Audi A6 0L L4 Replacement Air Filter Air Filters Drop In
$96.95
$64.30
KNNE-2987
Air Filters
Air Filters - Drop In
Instock
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...
K&N Engineering E-1999 FITS:K&N Replacement Air Filter 09-12 Porsche 911 3.6L/3.8L Air Filters Drop In
$248.95
$166.01
KNNE-1999
Air Filters
Air Filters - Drop In
Instock
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...
K&N Engineering E-1983 FITS:K&N Replacement Air Filter Round 11-13 Audi A6/A6 Quattro / 12-13 A7/A7 Quattro Air Filters Drop In
$112.95
$75.12
KNNE-1983
Air Filters
Air Filters - Drop In
Instock
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...
K&N Engineering E-0668 FITS:K&N Replacement Air Filter for 08-13 Audi R8 4.2L V8 Air Filters Drop In
$398.95
$264.83
KNNE-0668
Air Filters
Air Filters - Drop In
Instock
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...
K&N Engineering E-0664 FITS:K&N Replacement Round Air Filter for 13-14 Audi RS6/RS7 4.0L V8 Air Filters Drop In
$95.95
$64.30
KNNE-0664
Air Filters
Air Filters - Drop In
Instock
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...
K&N Engineering E-0661 FITS:K&N Replacement Round Straight Air Filter for 14-15 Mercedes Benz A45/CLA45/GLA45 AMG 2.0L Air Filters Drop In
$96.95
$64.30
KNNE-0661
Air Filters
Air Filters - Drop In
Instock
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...
K&N Engineering E-0660 FITS:K&N Replacement Air Filter for 2015 Porsche Macan V6 3.6L Air Filters Drop In
$112.95
$75.12
KNNE-0660
Air Filters
Air Filters - Drop In
Instock
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...
K&N Engineering E-0651 FITS:K&N 2014 Maserati Ghibli V6-3.0L F/I Replacement Drop In Air Filter Air Filters Drop In
$112.95
$75.12
KNNE-0651
Air Filters
Air Filters - Drop In
Instock
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...
K&N Engineering E-0647 FITS:K&N 15-18 Audi A4 L4-2.0 F/I Replacement Drop In Air Filter Air Filters Drop In
$135.95
$90.28
KNNE-0647
Air Filters
Air Filters - Drop In
Instock
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...
K&N Engineering E-0646 FITS:K&N 15-18 Audi A4 L4-1.4L 18-20 A5/RS5 2021 Q5 F/I Drop In Replacement Air Filter Air Filters Drop In
$112.95
$75.12
KNNE-0646
Air Filters
Air Filters - Drop In
Instock
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...
K&N Engineering BM-8518 FITS:K&N 18-19 BMW F750/850GS Air Filter Air Filters Drop In
$112.95
$75.12
KNNBM-8518
Air Filters
Air Filters - Direct Fit
Air Filters - Drop In
Instock
Misc Powersports
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 Engineering BM-8006 FITS:K&N 06-10 BMW F800S/ST Air Filter Air Filters Drop In
$102.95
$68.30
KNNBM-8006
Air Filters
Air Filters - Direct Fit
Air Filters - Drop In
Instock
Misc Powersports
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 Engineering BM-6012 FITS:K&N 12-13 BMW C600 Sport 647/C650GT 647 Replacement Air Filter Air Filters Drop In
$101.95
$67.79
KNNBM-6012
Air Filters
Air Filters - Direct Fit
Air Filters - Drop In
Instock
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 Engineering BM-3117 FITS:K&N 2017 BMW G310R/G310GS 313CC Replacement Drop In Air Filter Air Filters Drop In
$96.95
$64.30
KNNBM-3117
Air Filters
Air Filters - Direct Fit
Air Filters - Drop In
Instock
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....
