The last couple of posts have slow shutter speeds you might want to increase them (shutter speed) just a little more so you can resolve more detail whilst still having the motion blur effect. You can have both motion bur and resolve reflection details if you have the correct aperture and shutter settings.
Just recently got back into the game. Haven't taken any photos in GT for close to 10 years... Got back into it recently. All photos taken on a PS4 Pro.
Here is an Impreza WRX STi 22B at Suzuka in the rain
