K&N Focus RS Mk1 57i Gen2 Performance Air Intake System
The World’s Best Air Filter – Million Mile Warranty
- Improved Induction sound
- As fitted to our own Focus RS Mk1 Demo Car
- Designed to increase BHP and acceleration
- Washable and reusable.
Part No: ASKN6
From £404.25 (inc VAT)
£336.88 (exc VAT)
Technical Data
Washable and reusable.
Comes with full fitting kit & step by step Instructions, a feel must for your Focus RS.
Thinking of Buying an Air to Air Airtec Intercooler? check the great combo deals now on offer!
The World’s Best Air Filter – Million Mile Warranty
- Improved Induction sound
- As fitted to our own Focus RS Mk1 Demo Car
- Designed to increase BHP and acceleration
Part No: ASKN6
Customers also purchased

Bosch 650cc Multihole Injectors – Set of Five
From £589.59 (inc VAT)
£491.33 (exc VAT)
Available
Full Details >
AIRTEC Modified Inlet Plenum 12.5mm Metal Push Fit Pipe Upgrade
From £12.05 (inc VAT)
£10.04 (exc VAT)
Available
Full Details >
AIRTEC Intercooler 3D Look Key Ring
From £9.40 (inc VAT)
£7.83 (exc VAT)
Available
Full Details >
AutoSpecialists Fiesta MK7 Extended Wheel Arches
From £528.10 (inc VAT)
£440.08 (exc VAT)
Available
Full Details >