Upgraded Atmospheric Valve for the Mercedes A/CL/GLA45 (M133 Engine 355 BHP)We recommend servicing your valve every 3 years, or 20,000 miles, whichever comes sooner This valve is an upgrade for the 2. 0 turbocharged M133 DE20 LA (265 kW 355BHP version) engine found in the Mercedes AMG A45 up to 2015. The engine as supplied by AMG has a port for a dump valve on the side of the turbo, but it is blanked off. Whilst this is fine for the stock level of tune, as the boost is turned up when the car is remapped, driveability can be

AccuAir offer the Dual 480C option

Stage 2 ECU remap recommended***

As always we supply everything required for an easy installation

easy to install using only a few basic tools

and for unmodified vehicles operating in warmer climates

The recommended torque setting for this hose clamp is 2-2

The Forge RS valve has been specifically designed and engineered

Here is what you Get

will partially block and lead to power loss and poor running if they are not cleaned or replaced

By fitting one of our Stance+ Street Coilover kits you will notice huge improvements in the handling and the on-road performance of your car

progressive rate spring that can allow for the retention of boost pressure up to 34 PSI which will be dependant on the state of tune of your vehicle

performance software