Vacuum-Activated Exhaust Cutout

Description

This vacuum-activated exhaust cutout allows drivers to switch between quiet and open-flow exhaust modes automatically.
Designed in multiple inlet sizes—51mm, 63mm, 70mm, and 76mm—it fits a wide range of vehicles.
The close-style mechanism ensures the valve stays sealed until vacuum pressure activates it.
With an operating pressure of about 1 BAR, it delivers reliable and consistent valve control.
The cutout enhances exhaust flow when opened, improving throttle response and engine sound.
When closed, it maintains stock-like noise levels for comfortable daily driving.
Its durable construction withstands high temperatures and exhaust system vibrations.
Installation is straightforward and suitable for custom builds or aftermarket exhaust upgrades.
This cutout system provides a balance of performance and convenience for enthusiasts.
Perfect for drivers wanting adjustable exhaust sound without sacrificing drivability.