GRAIL valve exhaust system for the SEAT Leon ST Cupra AWD (5F8), including Swiss declaration of conformity.
- Valve control via the vehicle's factory electronics
- ECE type-approved, no registration required
- Swiss declaration of conformity included
- Developed and manufactured in Germany
- 24-month manufacturer's warranty
- Delivery includes installation materials
About GRAIL
GRAIL Automotive develops and manufactures its valve exhaust systems in Germany, each system is vehicle-specific and ECE type-approved. The motto: Loud but legal. Clearer, more powerful sound with the valve open, discreet in everyday driving, free from drone.
CNC-milled precision parts, flow-optimized pipe routing. The valves operate via the vehicle's factory electronics, no additional control unit, no remote control.
Installation available upon request at our partner workshop in Hägendorf.
GRAIL Art. 100263