K&N Replacement Air Filter - Round Tapered - Universal 5.75in Base OD – Hobby Shop Garage
&N Replacement Air Filter: Ford Focus ST
Amazon.com: K&N Engine Air Filter: High Performance, Premium, Washable, Replacement Filter: Compatible with 2003-2007 FORD/VOLVO (Focus C-Max, Focus II, C30, S40 II, V50), 33-2886 : Automotive
K&N E-2993 Replacement Air Filter
1998-2004 Ford Focus K&N Air Filter - K&N 33-2819
Definitely recommend the K&N filter for "sound reasons" : r/FordFocus
2012 Ford Focus K&N Filter Install - YouTube
K&N Drop-In Air Filter, 2013-18 Focus ST/16-18 Focus RS, Air Intake: Store Name
K&N Hi-Flow Air Intake Filter E-2993 For Ford Focus Escape MKC *See Detail* | eBay
K&N 12 - 16 Ford Focus 2.0L Typhoon Performance Intake - SPEED PERF6RMANC3
K&N Ford Focus ST Typhoon Performance Intake — Panda Motorworks
2018 Ford Focus III2.3L L4 Gas Air Intake
K&N Air Filter For Ford Focus MK2 RS 2.5 Petrol 2009 - 2010 - E-2993 | eBay
K&N Air Filter Ford Focus II 2.5L (05-09) Performance Replacement - 33 – Redline360
K&N Filters E-9289 High Flow Air Filter Fits 13-17 Ford Focus Transit Connect | eBay
Ford Focus Mk3 K&N 57I Cone Air Filter - Focus Mk3 1.0 EcoBoost - AJ Motorsport
K&N Select Engine Air Filter: High Performance, Premium, Washable, Replacement Filter, SE-2993 Fits select: 2012-2018 FORD FOCUS, 2013-2019 FORD ESCAPE - Walmart.com
Installing a K&N High Flow Air Filter on my 2016 Ford Focus ST - YouTube
K&N Air Filter For Ford Focus MK2 ST / ST225 2.5 Petrol 2005 - 2009 - 33-2873 | eBay
2019 Ford Focus IV1.5L L3 Gas Air Filter
K&N Select Engine Air Filter: High Performance, Premium, Washable, Replacement Filter, SE-2993 Fits select: 2012-2018 FORD FOCUS, 2013-2019 FORD ESCAPE - Walmart.com
K&N Air Filter Ford Focus II 1.4L/1.6L/1.8L/2.0L L4 (03-07) Performanc – Redline360
