AIRTEC Motorsport 2.5-inch Big Boost Pipe kit for Mk3 Focus RS

AIRTEC now brings you the big boost pipe kit for the Mk3 Focus RS.

Our 2.5″ big boost pipe kit is a must have for a high powered Mk3 Focus RS.

Registered Design Right number: 6022646

AIRTEC part no: ATMSFO81

From £401.11 (inc VAT)
£334.26 (exc VAT)

Technical Data

The 2.5″ big boost pipe kit is a must for all remapped RS’s, Everything you need is included in the kit.


  • Hot side (turbo to intercooler) is made from 2.5″ light-weight alloy and connected with Pro Hoses 5 ply silicone hose joiners.
  • Available in Pro-Series Black or Motorsport Silver pipework

Will fit With the following intercoolers:

  • Pace
  • Pro-Alloy
  • Forge
  • Ford OEM
  • Direct replacement! No modding required.
Our 2.5″ hard pipe upgrade removes Ford’s 2.0″ restrictive boost pipes and can see ‘bolt on power’.
This kit is designed for BIG BHP / Remapped Focus RS’s.

All pipes have swaged ends to stop the pipes blowing off on higher power cars.

Fitting takes 1 – 2 hours

AIRTEC part no: ATMSFO81

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