Take your turbocharged Mercedes to the next level with the GFB T9488 VTA. Combining atmosphere venting with the proven DV+ performance, this valve delivers an aggressive blow-off sound while enhancing throttle response, boost holding, and overall reliability.

Its low-profile integrated solenoid and compact design make installation simple—just replace your factory diverter valve and you’re ready to drive. For twin-turbo engines, two valves are typically required. Check full fitment details at GFB.com.au.

Features & Benefits

• Distinctive blow-off sound with improved performance

• Better boost retention for more consistent power

• Sharper throttle response and faster boost recovery

• Low-profile solenoid allows for a direct, hassle-free installation

Upgrade your turbo system with a valve designed for reliability, performance, and that signature blow-off sound.

Twin-turbo engines require two valves.

Vehicle Fitment: