SuperTech Single Valve Spring/Retainer Kit IAG eofy Radium Engineering recommends installing insulation

Radium Engineering recommends installing insulation sleeving (not included) over any hose exposed to cold air flow

The filtering material is composed of a special cotton gauze soaked with low-viscosity oil to give you the best air permeability

ALTA Sway Bars are made from solid steel using the latest precision bending equipment

Our Race Series solid mounts start with solid metal bushings but allow you to change to softer 90A or 75A or bushings

The VW Scirocco MK3 display comes with a vehicle-specific cover and fits into the interior like an original part

SuperTech Single Valve Spring/Retainer Kit IAG eofy Radium Engineering recommends installing insulationAll Supertech valve springs are made with premium Superclean Chrome Silicon Vanadium Steel alloy for higher performance & durability at high rpms. Using high quality steel alloy allso provides the added benefit of better structural memory for all of our springs. Our valve springs are computer designed to ensure that wire stress levels do not overpass the limits of stress defined in the diagrams of fatigue. We also utalize computer software that allows