K&N Performance Air Intake System - Focus / RS / Transit Connect / C30 / S40 2010-2018 | GBP Performance
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K&N | Performance Air Intake System - Focus / RS / Transit Connect / C30 / S40 2010-2018

57S-4000
K&N 57S-4000 – Performance airbox for Ford Focus / RS / Transit Connect / Volvo C30 / S40. Injection-molded lid, oversized washable conical filter. Not CARB exempt. New.
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K&N 57S-4000 – Performance Airbox | Ford Focus / RS / Transit Connect / Volvo C30 / S40

The K&N 57S-4000 performance airbox replaces the restrictive factory air filter and air box lid on Ford Focus ST, Focus RS, Transit Connect, and Volvo C30/S40. Designed to dramatically reduce airflow restriction, it includes an oversized high-flow conical filter and an injection-molded lid with the embossed K&N logo. The washable oiled cotton filter can be used up to 100,000 miles before servicing. Not street legal in California.

Specifications

  • Part Number: 57S-4000
  • Brand: K&N Engineering
  • Compatible Engines: L4 1.6L Turbo, L4 2.0L Turbo, L4 2.3L Turbo, L5 2.5L Turbo
  • System Type: Lid + replacement filter (factory air box retained)
  • Filter Included: Washable red conical filter (E-9289)
  • Filter Material: Oiled cotton gauze
  • Filter Height: 7.688 in. (195mm)
  • Mounting Hardware: Included
  • Street Legal: No (not CARB exempt)
  • Warranty: K&N Lifetime Limited Warranty

 

Note:

  • Livraison GRATUITE / FREE Delivery

Compatibility (Application)

MakeModelYearsEngineNotes
FordFocus ST2013-2018L4 2.0L TurboCalifornia Air Resources Board Exempt: No; 57S Series - Air Filter w/Lid
FordFocus2016-2018L4 2.3L TurboCalifornia Air Resources Board Exempt: No; 57S Series - Air Filter w/Lid
FordFocus2011L5 2.5L TurboCalifornia Air Resources Board Exempt: No; 57S Series - Air Filter w/Lid
FordFocus RS2010L5 2.5L TurboRS; California Air Resources Board Exempt: No; 57S Series - Air Filter w/Lid
FordTransit Connect2014-2015L4 1.6L TurboCalifornia Air Resources Board Exempt: No; 57S Series - Air Filter w/Lid
VolvoC302011L4 1.6LCalifornia Air Resources Board Exempt: No; 57S Series - Air Filter w/Lid
VolvoS402011L4 2.0LCalifornia Air Resources Board Exempt: No; 57S Series - Air Filter w/Lid
K&N
57S-4000
024844282903

Data sheet

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