SST Exhaust Flap / Valve Controller - BMW 3 Series (F80/G80/G81)

Made in Germany. Trusted Worldwide.

The SST Controller is manufactured in Germany with high-quality components and rigorous testing. It is 100% compatible with the factory exhaust system but delivers an even more pronounced effect when paired with aftermarket setups.

Take full control of your exhaust system with the SST Valve Controller, engineered in Germany for precision, reliability, and performance. Designed specifically for the G80 M3 and G81 M3 Touring platforms, this plug-and-play unit allows you to dictate your sound experience—whether on the street, at the show, or on the track.

Crafted for enthusiasts who demand more than just factory settings, the SST Valve Controller integrates seamlessly into your vehicle’s electronics and requires no permanent modifications.

**Made to order item, please expect 3-7 business days for fulfilment**
Please contact support@nurlock.com for any questions or concerns.

⚠️ Note: For off-road or show use only. Not legal for street use in countries that require ABE/TÜV or equivalent emissions compliance. Please check your local regulations before installation.

• BMW G80 M3 (2021+)
• BMW G80 M4 (2021+)

This product is backed by Nurlock’s Limited Manufacturer Warranty.

Warranty coverage applies to manufacturing defects in materials and workmanship under normal use.

Please review our Nurlock Warranty Policy for full coverage details, exclusions, and claim procedures.