WarAnakin over at TweaksRUs has released the second Beta test of the Xtreme-G WarCats 5.8.

Changes in this version :

-Tweaks for more stable and higher framerates;
-Performance improvement in 3D applications;
-Performance improvement in OGL applications;
-OGL IQ tweaks;
-D3D IQ tweaks;
-HyperMemory tweaks for better performance;
-Many texture tweaks for better IQ and performance;
-Support for different types of Z and W mask , fog and compression;
-System tweaks for better performance and stability (AGP , System Memory);
-Tweaks to squeeze more performance out of your video card;
-Video tweaks for Windows Media Player and other media programs;

They are available at TweaksRUs