Airtec Motorsport Rear Diffuser Extension for Focus Rs Mk3 911 (GT3 - GT3RS) handcrafted and TIG welded in

handcrafted and TIG welded in the UK for the MK3 Ford Focus ST

Larger 40mm core design

combined with a less intrusive traction control in launch mode

AWD and FWD

RacingLine's latest Carbon Fibre Cold-Air Intake System kit for the Polo GTI mk6 AW 2

Airtec Motorsport Rear Diffuser Extension for Focus Rs Mk3 911 (GT3 - GT3RS) handcrafted and TIG welded inAIRTEC Motorsport Rear Diffuser Extension for Focus RS Mk3. Made in house at AIRTEC HQ, our rear diffuser extension comes complete and ready to fit with all fixtures and fittings included. All you need to do is choose what position you would like it set to and drill the small, non visable holes in the underside of the existing bumper to attach it. The result is a simple added slice of aerodynamic style to complete the rear end look of any Mk3 Focus