SMG to Manual accelerator pedal. No more kick-down. - NA M3 Forums
PEDAL KICK DOWN SWITCH UNIVERSAL - Malibu Marketing Ltd.
What is a Kick-down Mode in Automatic Transmissions: Functions and Principle of Operation
What Does Kickdown Mean in an Automatic Transmission? | Cars.com
Accelerator Pedal Kick-Down Switch Genuine Mercedes – Classic Trim Parts
Amazon.com: HOME&I Easy Pedal Kick Down - Tope de puerta para puerta de paso fácil, calidad premium, pie de goma ajustable en altura, 4 pulgadas (paquete de 2 unidades, níquel satinado) :