2016Mercedes-Benz S550 Coupe; 2019 Mercedes-Benz G63 AMG; a Mercedes-Benz S550 Coupe, and a Mercedes-Benz G63 AMG. YouTube personality, gamer, anime-lover, and social media influencer SSSniperwolf, also known as Lia Wolf, has a lot of hobbies—and collecting cars is one of them. The digital star has amassed 540Horsepower, 715 Ft-Lbs Torque. As an industry leader in tuning and calibration, Weistec Engineering is proud to introduce the much anticipated ECU tune for the bi-turbo M278 vehicle lineup. After months of painstaking dyno and road tuning, we are proud to introduce the most powerful ECU upgrade ever released for the M278 engine.b9UIi.