SPA Performance Aluminum Blow Off Valve Adapter Spacer (Blue Series) - BMW / N20 / 320i / 328i / 520i / 525i

With this valve your engine will emit sound characteristic of turbo engines.

Easy installation.

Application:

320i

328i

520i

525i

N20 engines

Made of injected aluminum with exclusive blue electrostatic painting for greater durability and a differentiated finish.

This Blow Off Valve is mounted between the OEM solenoid valve and the original Turbo, causing the unused charge to be released to atmosphere emitting the sound of turbine relief.

It doesn't need any modification or adjustment.