Atmospheric and Recirculating Valve for Hyundai i30N, Kona N, and Veloster NThis part has been developed in conjunction with our work on the BTCC championship winning Hyundai i30N's read more here Our uprated valve for the Hyundai i30N, Kona N, and Veloster N has been expertly manufactured and designed in the UK, meaning we can provide the industry leading valve for your vehicle. Specifically designed for the Hyundai, this valve can be used either as a fully atmospheric (blow off) valve, or a recirculating valve you choose!

32-28mm Reducing Elbow Silicone Hose

M3 only - Not suitable for Track / Motorsport

This oil catch tank kit is the product of many months of intensive research and development by our in-house development team

if the vehicle is tuned or driven hard

Improvement of 13lb/ft of torque

This product has a capacity of 1700ml or 0

Please see the fitment lists below to determine which version should fit your vehicle:

Inside diameter: 38mm (1 5/8")

so the ECU was seeing too great a positive boost in the MAP readings between gearchanges and assuming the stock valve wasn’t functioning correctly

the valve being open at an idle or vacuum condition is a normal occurance

CLA  AMG  stock turbo chargers

Red - 18 psi (1