Pre Order MAD Exhaust Valve Controller Essential - MAD-144 PORSCHE 981 5x112 Centerbore

5x112 Centerbore

These are the same high quality components that are included with our E9X/ E8X relocated inlet kits

The Touring Edition Exhaust is available as non-resonated or resonated

Touring Edition Exhaust:

Pre Order MAD Exhaust Valve Controller Essential - MAD-144 PORSCHE 981 5x112 CenterboreThe MAD Valve Controller Essentials is a simplified, plug and play solution that gives you total control over your BMW exhaust valves. Unlike the factory system, which constantly opens and closes based on drive mode, throttle input, and emissions requirements, this controller lets you lock the exhaust valves exactly where you want them. The result is a consistent exhaust tone, reduced drone, and a driving experience tailored to your preferences.