Just installed these paddle shifter extension on my M3TH with red interior. I didn't use the double sided tape from the seller but instead used the gorilla double sided tape.
IJDMTOY Sports Red CNC Billet Aluminum Steering Wheel Larger Paddle Shifter Add-On Extension Covers Compatible With 2019-up Mazda 3 Axela. Compatible with 2019-up Gen4 Mazda3 Axela. Give your ride interior a splash of color with a unique and sporty look and feel & extend the OEM paddle shifter...