What is the best coilovers for the 2015 gs350 f sport

 

This topic has been covered numerous times. I suggest performing a search in the Fourth Gen Suspension sub forum.

https://www.clublexus.com/forums/suspension-243/

Here's one thread I found that could be of use to you. There are others, you just have to search.

https://www.clublexus.com/forums/sus...coilovers.html