Bakkesmod ((exclusive)) -

For years, the answer was a resounding yes. Psyonix, the developer of Rocket League , had historically not banned players for using BakkesMod, as it did not provide an unfair competitive advantage, such as aim assistance or wallhacks. It was widely considered safe for training and customizing the game locally.

Even great mods have hiccups. Here are solutions to frequent problems: bakkesmod