Our alternative is a fully engineered solution offering significantly improved reliability. Our valve is piston based with no diaphragm to fail and of all aluminium construction.It replaces the original unit with a pressure/vacuum operated piston valve that still also retains the desirable OEM ECU control over valve actuation. All parts required for installation are included, together with full installation instructions. We recommend all parts are fitted by a qualified mechanic to ensure the correct fitment. See our shop for other Forge products plus 1000s more Performance Parts. Made with in Great Britain. Template Managed & Developed by Dev VIP. The item "Mercedes CLA 250 Forge Motorsport Performance Upgraded Recirculation Valve" is in sale since Sunday, September 15, 2019. This item is in the category "Vehicle Parts & Accessories\Car Tuning & Styling\Air Intake & Induction\Dump, Bypass & Blow-Off Valves". The seller is "part-werx" and is located in UK. This item can be shipped worldwide.