Upgraded Atmospheric Valve for the Mercedes A/CL/GLA45 (M133 Engine 355 BHP) Saab > 93 > 93 The piston uses heat stabilised

The piston uses heat stabilised Viton O-rings

But if you want a cheaper and simpler solution

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

Width across biggest diameter is 150mm

Bolt Pattern : 5x112/ 5x120/ 5x100 Stud Fitments ONLY

Upgraded Atmospheric Valve for the Mercedes A/CL/GLA45 (M133 Engine 355 BHP) Saab > 93 > 93 The piston uses heat stabilisedWe 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