What is the best mod for improving the Nissan GT-R's handling?

I recently purchased a Nissan GT-R and I am looking to improve its handling. What mod would you recommend to achieve better handling in both daily driving and track racing?

I would highly recommend upgrading the suspension. This can greatly improve the handling of the Nissan GT-R and make it more suitable for both daily driving and track use. Look into coilover kits or sway bars as a good starting point.

Another option would be to upgrade the tires. The stock tires on the Nissan GT-R are good, but upgrading to a high-performance tire can greatly improve handling and grip. Just make sure you get the right size and type for your driving style.

In my experience, a stiffer chassis can also greatly improve handling. Consider installing a chassis brace or strut tower bar. This will help reduce body roll and improve overall handling stability.