Best Focus St Air Filter in USA

# Preview Product Price
1 AF Dynamic Black Air Filter Intake Systems with Heat Shield 2013-2014 Compatible With Focus ST 2.0 2.0L Turbo AF Dynamic Black Air Filter Intake Systems with Heat Shield 2013-2014 Compatible With Focus ST 2.0... $179.99
2 Mishimoto MMAI-FOST-13WBK Performance Air Intake Compatible With Ford Focus ST 2013-2018 Black Mishimoto MMAI-FOST-13WBK Performance Air Intake Compatible With Ford Focus ST 2013-2018 Black $365.36
3 aFe Power 11-10133 Performance Replacement Air Filter for 12-18 Ford Focus RS/ST, Washable, Dry Oil-Free Media aFe Power 11-10133 Performance Replacement Air Filter for 12-18 Ford Focus RS/ST, Washable, Dry... $78.59
4 AF Dynamic Red AF Daynamic Cold Air Filter Intake Kit Compatible For 2013-2016 Focus ST 2.0L 2.0 Turbo AF Dynamic Red AF Daynamic Cold Air Filter Intake Kit Compatible For 2013-2016 Focus ST 2.0L 2.0... $189.99
5 ROUSH 422065 2013-2018 Focus ST and RS 2.0 Liter Cold Air Intake System ROUSH 422065 2013-2018 Focus ST and RS 2.0 Liter Cold Air Intake System $344.99
6 K&N Cold Air Intake Kit: High Performance, Increase Horsepower: Compatible with 2013-2018 FORD (Focus ST) 69-3518TS K&N Cold Air Intake Kit: High Performance, Increase Horsepower: Compatible with 2013-2018 FORD... $359.99
7 Airaid Cold Air Intake System: Increased Horsepower, Superior Filtration: Compatible with 2013-2018 FORD (Focus, Focus ST)AIR-450-181 Airaid Cold Air Intake System: Increased Horsepower, Superior Filtration: Compatible with 2013-2018... $299.99
8 Injen Black Short Ram Air Intake w/ Heat Shield for 2015 Ford Focus ST Injen Black Short Ram Air Intake w/ Heat Shield for 2015 Ford Focus ST $288.28
9 Green Filter 7159 Green High Performance Air Filter Green Filter 7159 Green High Performance Air Filter $68.64
10 Motorcraft - Element Asy - Air Cleaner (FA1908) Motorcraft - Element Asy - Air Cleaner (FA1908) $17.75
11 K&N Engine Air Filter: High Performance, Premium, Washable, Industrial Replacement Filter, Heavy Duty: E-9289 K&N Engine Air Filter: High Performance, Premium, Washable, Industrial Replacement Filter, Heavy... $99.99
12 DNA Motoring AFPN-228-RD Clean Air Washable Drop In Panel Air Filter Enhance Engine Performance [Compatible with 13-19 Ford Escape / 07-18 Focus / 14-16 Transit Connect / 15-19 MKC ] DNA Motoring AFPN-228-RD Clean Air Washable Drop In Panel Air Filter Enhance Engine Performance... $26.99
13 K&N Engine Air Filter: High Performance Premium Washable Replacement Car Air Filter: Compatible 2007-2019 Ford/Lincoln/Volvo (C-Max, Escape, Grand, Kuga, Focus, Tourneo, MKC, V40, V70, C30, S40)E-2993 K&N Engine Air Filter: High Performance Premium Washable Replacement Car Air Filter: Compatible... $89.99
14 Car Air Intake Mouth Snorkel Modification Tuyere ABS For Ford Focus 2012-2018 Air Inlet Tuyere Intake RS ST Hatchback 4D Sedan 5D MK3 MK3.5 Car Air Intake Mouth Snorkel Modification Tuyere ABS For Ford Focus 2012-2018 Air Inlet Tuyere... $49.99
15 FRAM Extra Guard Engine Air Filter Replacement, Easy Install w/ Advanced Engine Protection and Optimal Performance for Select Ford and Lincoln Vehicles, CA11114 FRAM Extra Guard Engine Air Filter Replacement, Easy Install w/ Advanced Engine Protection and... $18.74
16 PG Engine Air FIlter PA6149 | Fits 2008-18 Ford Focus, 2013-19 Escape, 2014-16 Transit Connect, 2015-19 Lincoln MKC PG Engine Air FIlter PA6149 | Fits 2008-18 Ford Focus, 2013-19 Escape, 2014-16 Transit Connect,... $17.32
17 Air Inlet Filter Box, Car Air Intake Box Grille Hood Cover Accessories Replacement for Focus Escape C MAX Air Inlet Filter Box, Car Air Intake Box Grille Hood Cover Accessories Replacement for Focus Escape... $57.76
18 Air Filter Vent Protector, Fydun Air Intake Box Grille Hood Cover Car Accessories Replacement for Ford Focus Escape C‑MAX Air Filter Vent Protector, Fydun Air Intake Box Grille Hood Cover Car Accessories Replacement for... $54.24
19 EPAuto GP114 (CA11114) Rigid Air Filter EPAuto GP114 (CA11114) Rigid Air Filter $16.87
20 Outerwears pre-filter water-repellent cover for open-ended air filters (Green Filter, K&N and more - TiVCT Focus/EcoBoost Focus ST/Focus RS/EcoBoost Transit Connect/EcoBoost Escape) Outerwears pre-filter water-repellent cover for open-ended air filters (Green Filter, K&N and more -... $40.95

There are a lot of products and services available in the market. Consumers find it difficult to choose the best product that meets their needs. In order to help consumers with that process, we have compiled a list of Top 20 Best Focus St Air Filter, which will allow them to make a more informed decision when buying any product or service.

Before finalizing these products, our team considered numerous factors, such as customer feedback, features, specifications, and price. This list is a useful tool for all of our readers who are looking for The 20 Best Focus St Air Filter. Hopefully you find it useful!

Best Focus St Air Filter

ROUSH 422065 2013-2018 Focus ST and RS 2.0 Liter Cold Air Intake System

$383.98  in stock
6 new from $383.98
Amazon.com
as of August 13, 2022 1:35 am

Features

Part Number422065

AF Dynamic Black Air Filter Intake Systems with Heat Shield 2013-2014 Compatible With Focus ST 2.0 2.0L Turbo

$179.99  in stock
Amazon.com
as of August 13, 2022 1:35 am

Features

  • Cold Air Intake System comes complete with everything necessary for installation
  • Color: Black
  • Material: Replaces OEM Filter And Air Box With 100% New Quality Parts. Uses Only Top-Quality Stainless Steel Button Head Bolts, Washers, Locknuts and Band Clamps and High Quality Silicone Coupler, Elbow and Hoses “Not Cheap Rubber”
  • Function: Helps Engine To More Efficiently Draw In Colder Air, Resulting In Better Throttle Response And Consistently Higher Horsepower Output. Improves Up To 95% Filtration Efficiency Over OEM Paper Filters. Increases Of 5 To 10 Horsepower, 6 To 8 Percent of Torque, And Improved Gas Mileage of Your Vehicle. Intense Deep Sporty Sound
  • Installation & Warranty: Professional Installation Is Highly Recommended. 60 days Factory Warranty. Works With Original Equipment Manufacturer Computer Systems

aFe Power 11-10133 Performance Replacement Air Filter for 12-18 Ford Focus RS/ST, Washable, Dry Oil-Free Media

$79.30  in stock
13 new from $79.30
Amazon.com
as of August 13, 2022 1:35 am

Features

  • MANUFACTURED IN THE USA and Backed by afe’s Lifetime Warranty
  • MAXIMUM CONVENIENCE - PRO Dry S Filter Media Features 3 Layers of Progressively Finer Dry Oil-free Synthetic Filter Media to Provide Excellent Filtration and Maximum Convenience
  • SIMPLE NO OIL CLEANING for quick and easy maintenance
  • WASHABLE AND REUSABLE for Multiple Cleaning Cycles
  • DURABLE 100% Polyurethane Frame on All Sides for Extra Long Filter Life

aFe Power 10-10133 Performance Replacement Air Filter for 12-18 Ford Focus RS/ST, Washable, Oiled Media

$79.30  in stock
14 new from $79.30
Amazon.com
as of August 13, 2022 1:35 am

Features

  • MANUFACTURED IN THE USA and Backed by aFe’s Lifetime Warranty
  • FLOW INCREASE - Up to 19% Increase in Flow Over the Factory Air Filter
  • MAXIMUM PERFORMANCE Pro 5R Filter Media Features Five Layers of Progressive Finer Oiled Cotton Gauze for Maximum Performance
  • WASHABLE AND REUSABLE for Multiple Cleaning Cycles
  • DURABLE 100% Polyurethane Top and Base for Extra-Long Filter Life

ST Racing Cold Air Air Intake Kit Red 2013-2016 For FORD Focus ST 2.0L 2.0 Turbo

$189.99  in stock
Amazon.com
as of August 13, 2022 1:35 am

Features

  • For: 2013-2016 Ford Focus ST 2.0 2.0L Turbo
  • Uses only high quality silicone coupler, elbow and hoses “NOT CHEAP RUBBER”. Works with Original Equipment Manufacturer computer systems.
  • Replaces OEM filter and air box with 100% New Quality Parts! Uses only top-quality stainless steel button head bolts, washers, locknuts and band clamps.
  • Helps engine to more efficiently draw in colder air, resulting in better throttle response and consistently higher horsepower output. Improves up to 95% filtration efficiency over OEM paper filters. Increases of 5 to 10 horsepower, 6 to 8 precent of Torque, and improved gas mileage of your vehicle. Intense deep sporty sound. PROFESSIONAL INSTALLATION IS HIGHLY RECCOMENDED.
  • 60 days Factory Warranty!

Green Filter 7159 Green High Performance Air Filter

$88.00
$69.95
 in stock
8 new from $69.95
Free shipping
Amazon.com
as of August 13, 2022 1:35 am

Features

  • Flows more air without sacrificing filtration
  • Increases torque, horsepower, and fuel economy
  • Washable and reusable
  • Made in the USA

K&N Engine Air Filter: High Performance Premium Washable Replacement Car Air Filter: Compatible 2007-2019 Ford/Lincoln/Volvo (C-Max, Escape, Grand, Kuga, Focus, Tourneo, MKC, V40, V70, C30, S40)E-2993

$79.99  in stock
2 new from $79.99
Free shipping
Amazon.com
as of August 13, 2022 1:35 am

Features

  • ENGINEERED POWER: State-of-the-art filtration media provides up to 50% more airflow than disposable paper filters to increase power and acceleration. Clogged or dirty air filters can reduce your vehicle’s acceleration by up to 10%.
  • EASY INSTALLATION: Pre-oiled and ready to drop into your factory air box. One of the easiest and most cost-effective upgrades for your vehicle for quick performance gains.
  • SAVES MONEY: K&N high-flow replacement air filters will save you $250 over 10 years by avoiding disposable filters.
  • ECO-FRIENDLY: Using a washable, reusable product helps reduce replacement waste. A K&N filter will last longer than 10 disposable filters.
  • WORLD CLASS PROTECTION: Pushing the limits of engine protection by protecting your engine from harmful contaminants.

Mishimoto MMAI-FOST-13WBK Performance Air Intake Compatible With Ford Focus ST 2013-2018 Black

$396.05  in stock
9 new from $393.95
Free shipping
Amazon.com
as of August 13, 2022 1:35 am

Features

  • Direct fit for 2013+ Ford Focus ST
  • Dyno-proven maximum gains of up to 6 whp and 5 wtq on the stock tune
  • Designed to work with stock tune with no additional tuning required
  • Air filter placed to receive maximum airflow from the front of the vehicle
  • Mishimoto Lifetime Warranty

K&N Engine Air Filter: High Performance, Premium, Washable, Industrial Replacement Filter, Heavy Duty: E-9289

$78.99  in stock
2 new from $78.99
Free shipping
Amazon.com
as of August 13, 2022 1:35 am

Features

  • ENGINEERED POWER: State-of-the-art filtration media provides up to 50% more airflow than disposable paper filters to increase power and acceleration. Clogged or dirty air filters can reduce your vehicle’s acceleration by up to 10%
  • EASY INSTALLATION: Pre-oiled and ready to drop into your factory air box. One of the easiest and most cost-effective upgrades for your vehicle for quick performance gains
  • EASY INSTALLATION: Pre-oiled and ready to drop into your factory air box. One of the easiest and most cost-effective upgrades for your vehicle for quick performance gains
  • SAVES MONEY: K&N high-flow replacement air filters will save you $250 over 10 years by avoiding disposable filters
  • ECO-FRIENDLY: Using a washable, reusable product helps reduce replacement waste. A K&N filter will last longer than 10 disposable filters

K&N Cold Air Intake Kit: High Performance, Increase Horsepower: Compatible with 2012-2018 Ford Focus, 2.0L L4, 69-3517TS

$449.99
$419.99
 in stock
2 new from $419.99
Free shipping
Amazon.com
as of August 13, 2022 1:35 am

Features

  • ULTIMATE LONGEVITY: 10-Year/Million Mile Limited Warranty protects for the life of your vehicle.
  • GUARANTEED INCREASE IN HORSEPOWER: Dyno-tested with up to 50% more airflow than restrictive factory box air filter and intake tube
  • BETTER TOWING: Improves acceleration and uphill performance when towing by improving throttle response.
  • IMPROVED ENGINE SOUND: Hear the power under the hood.
  • WORLD CLASS PROTECTION: Pushing the limits of engine protection by protecting your engine from harmful contaminants

2012-2017 Focus 2.0 Liter Cold Air Intake Kit Roush 421642

$213.99  in stock
2 new from $213.99
Amazon.com
as of August 13, 2022 1:35 am

Features

Part Number421642

PG Air Filter PA6149 | Fits 2008-18 Ford Focus, 2013-19 Escape, 2014-16 Transit Connect, 2015-19 Lincoln MKC

$18.59  in stock
4 new from $18.59
Free shipping
Amazon.com
as of August 13, 2022 1:35 am

Features

  • Superior Engine Protection and Enhanced Engine Performance with up to 99% cleaner air before it flows into the car's engine.
  • High capacity air filter media for removal of harmful airborne particles such as debris while providing high airflow, non-restricting airflow, to ensure optimal engine performance which improves vehicle miles per gallon.
  • Compatible with Ford Escape, Focus, Transit Connect, Lincoln MKC. Precisely designed, engineered, and tested to meet and exceed all FORD OE air filter requirements.
  • Premium Guard air filter are perfect fit inside the housing as per the OE design
  • Replaces FORD CV6Z-9601-A, Y64213Z40B Air Filter. Always check fitment using the Vehicle Filter

AEM AE-20993 Dryflow Air Filter

$69.99
$64.99
 in stock
Amazon.com
as of August 13, 2022 1:35 am

Features

  • Designed to increase horsepower and throttle response
  • AEM air filters are cleanable and guaranteed for the life of your vehicle
  • Captures up to 99 percentage of harmful contaminants
  • Outstanding performance even in dusty racing conditions
  • Manufactured in the USA

Motorcraft FA-1908 Air Filter

$16.54  in stock
21 new from $16.54
2 used from $11.75
Free shipping
Amazon.com
as of August 13, 2022 1:35 am

Features

  • Package Dimensions: 15.75 L x 23.37 H x 16.26 W (centimeters)
  • Package Weight : 14.4 ounces
  • Fit type: Vehicle Specific
  • Country of Origin : United States

FRAM Extra Guard Engine Air Filter Replacement, Easy Install w/ Advanced Engine Protection and Optimal Performance, CA11114 for Select Ford and Lincoln Vehicles

$18.74  in stock
7 new from $18.74
1 used from $12.98
Free shipping
Amazon.com
as of August 13, 2022 1:35 am

Features

  • TRAPS DIRT AND FILTH: Various damaging particles and dust can collect over your engine, however, with FRAM car air filter, Extra Guard entraps these particles for a safer, cleaner, and quality engine performance.
  • DOUBLE MAXIMUM PROTECTION: FRAM automotive replacement engine filter provides 2x the protection compared to standard filters for up to 12,000 miles.
  • EASY INSTALLATION: A seamless DIY replacement that can be completed in minutes. Remove your old filter, replace with FRAM engine filter ensuring it is sealed around the perimeter, replace cover and fasten.
  • SMOOTHER HORSEPOWER PERFORMANCE: Extra Guard filter is designed to clean up exhaust so that the engine is less likely clogged by dirt. With a cleaner output, the engine is able to function efficiently leading to a smoother and higher horsepower.
  • EXPANSIVE AIRFLOW: With a fine filter media, Extra Guard captures various debris without hampering airflow. Filter attracts dirt like a magnet so that maximum amount of debris stay trapped to prevent entering within the engine.

Green Filter 2000 Green High Performance Air Filter Recharge Oil and Cleaner Kit

$22.00  in stock
5 new from $15.99
Amazon.com
as of August 13, 2022 1:35 am

Features

  • Lightweight, synthetic oil will not harm sensors
  • Filter cleaner is biodegradable

K&N Engine Air Filter: High Performance, Premium, Washable, Replacement Car Air Filter: Compatible with 2018-2020 FORD (Escape, Focus IV) , 33-3131

$49.99  in stock
2 new from $49.99
Free shipping
Amazon.com
as of August 13, 2022 1:35 am

Features

  • ULTIMATE LONGEVITY: 10-Year/Million Mile Limited Warranty protects for the life of your vehicle.
  • ENGINEERED POWER: State-of-the-art filtration media provides up to 50% more airflow than disposable paper filters to increase power and acceleration. Clogged or dirty air filters can reduce your vehicle’s acceleration by up to 10%.
  • EASY INSTALLATION: Pre-oiled and ready to drop into your factory air box. One of the easiest and most cost-effective upgrades for your vehicle for quick performance gains.
  • SAVES MONEY: K&N high-flow replacement air filters will save you $250 over 10 years by avoiding disposable filters.
  • ECO-FRIENDLY: Using a washable, reusable product helps reduce replacement waste. A K&N filter will last longer than 10 disposable filters.

AEM 21-2036DK DryFlow Air Filter

$34.99
$31.99
 in stock
2 new from $31.99
Free shipping
Amazon.com
as of August 13, 2022 1:35 am

Features

  • Designed to increase horsepower and throttle response
  • AEM air filters are cleanable and guaranteed for the life of your vehicle
  • Captures up to 99 percent of harmful contaminants
  • Outstanding performance even in dusty racing conditions
  • Manufactured in the USA

K&N Universal Clamp-On Air Intake Filter: High Performance, Premium, Washable, Replacement Air Filter: Flange Diameter: 6 In, Filter Height: 4 In, Flange Length: 1 In, Shape: Round Tapered, RU-4600

$59.99
$54.99
 in stock
2 new from $54.99
Free shipping
Amazon.com
as of August 13, 2022 1:35 am

Features

  • ENGINEERED POWER: State-of-the-art filtration media provides up to 50% more airflow than disposable paper filters to increase power and acceleration- clogged or dirty engine air filters can reduce your vehicle’s acceleration by up to 10%
  • EASY INSTALLATION: K&N air filter is pre-oiled and built with simple clamp-on design- one of the easiest and most cost-effective upgrades for your vehicle for quick performance gains
  • SAVES MONEY: K&N high-flow replacement intake filters will save you $250 over 10 years by avoiding disposable air filters
  • ECO-FRIENDLY: Using a washable, reusable KN air filter helps reduce replacement waste- a K&N filter will last longer than 10 disposable air filters
  • WORLD CLASS PROTECTION: Pushing the limits of engine protection by protecting your engine from harmful contaminants

K&N Cold Air Intake Kit: High Performance, Increase Horsepower: Compatible with 2013-2018 FORD (Focus ST) 69-3518TS

$379.99  in stock
2 new from $379.99
Free shipping
Amazon.com
as of August 13, 2022 1:35 am

Features

  • ULTIMATE LONGEVITY: 10-Year/Million Mile Limited Warranty protects for the life of your vehicle.
  • GUARANTEED INCREASE IN HORSEPOWER: Dyno-tested with up to 50% more airflow than restrictive factory box air filter and intake tube
  • BETTER TOWING: Improves acceleration and uphill performance when towing by improving throttle response.
  • IMPROVED ENGINE SOUND: Hear the power under the hood.
  • WORLD CLASS PROTECTION: Pushing the limits of engine protection by protecting your engine from harmful contaminants

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