Amazon.com: Paddles for PS4 Controller, PS4 Controller Back Button Attachment, Support Turbo Burst Function, Custom Keys, Plug and Play, Suitable for PS4 Handles : Video Games
R3 and L3 on PlayStation 4 PS4 Controller - YouTube
How to Fix Sprinting on PS4 Controller: 3 Steps (with Pictures)
Die Sprint / L3 Taste vom PlayStation 4 Controller reparieren!