K&N High Flow Filter for Ford Focus ST 13-18 / RS 16-18 E-9289

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 media can be washed and reused repeatedly.

Confirmed Applications

Ford Mk3 Focus 2.0 ST250

Ford Mk3 Focus 2.3 RS

Replacement air filter for 57S-4000

Designed to boost horsepower and rate of acceleration

Can be cleaned and used over and over again

Comes with a K&N embossed lid cap

Package Contents      1 Air Filter

Air Filter Material       Cotton Gauze

Package Quantity       1

Washable Yes

Flange Type       Centered

Flange Inside Diameter       2.75 in (70 mm)

Air Filter Shape  Round Reverse Tapered

Top Material      None

Top Style   Plastic

Top Outside Diameter         5.938 in (151 mm)

Height       7.688 in (195 mm)

Flange Length    0.438 in (11 mm)

Flanges      1

Base Outside Diameter       5.75 in (146 mm)

Warranty  1 Year Limited

Air Filter Color   Red

Product Style     Round Tapered Universal Air Filter

Weight       1.2 lb (0.5 kg)

Filter Re-Oiling Amount      1.04 oz (31 ml)

Air Filter Large End Diameter      5.719 in (145 mm)

Product Box Height    11 in (279 mm)

Product Box Length   6.38 in (162 mm)

Product Box Width     6.38 in (162 mm)

VIP Motorsport is a UK & European Dealer of K&N. Contact us for a lead time.