AIRTEC Stage 1 Intercooler for Mk2 Focus ST Volkswagen Polo Our Gen1 CAIS worked great

Our Gen1 CAIS worked great and feel it was the best value CAIS Money could buy and now we have gone that step further by making a bigger and better CAIS our New Gen2 version

Gets rid of the resonator found on the elbow of the OEM secondary hose for better air flow

Insulate your Borg Warner S372 SXE turbo to reduce excess heat within your engine bay

this kit would compliment the DreamScience Turbo X upgrade

Brighter than OEM lighting

AIRTEC Stage 1 Intercooler for Mk2 Focus ST Volkswagen Polo Our Gen1 CAIS worked greatGeneration 3 AIRTEC Stage 1 60mm Focus ST Intercooler Upgrade AIRTEC's latest intercooler for the ST225, the total design has now changed with a new high flow, 60mm core and smooth flowing end tanks, which has lowered ACTs and in turn increased power and torque. This could possibly be the best ST intercooler available. Yes, its really that good! Bolts onto the bottom of the radiator cradle so there isn't major weight added onto the standard radiator