Valved Performance Back Box

Upgrade your exhaust system with a valved performance back box. Control the sound. Keep daily comfort. Unlock aggressive tone on demand.

This system replaces the factory rear silencer with a high-flow performance back box featuring integrated valves. Stay quiet when needed. Go loud when you want.

What’s included:

• Performance back box supplied and fitted

• Integrated valved exhaust system

• High-flow internal design for improved exhaust flow

• Custom fabrication and fitment

• Professional welding and alignment

• Valve control setup (remote or drive mode dependent)

• Enhanced exhaust tone with valve open

• Refined, quieter operation with valve closed

  
  

Price: STARTING From £650

Suitable for: Most petrol vehicles with compatible exhaust setups

Service type: Supplied, fabricated, and fitted in-house

Recommended for: Drivers wanting adjustable sound with performance-focused exhaust flow