I've never had the PSS, but I feel like compound technology is still advancing, so I went with the 4S. My mod list is very similar to yours and I think it's a great tire. Hooks all the way through 2nd gear when warm enough, and very good in aggressive street cornering.
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2017 ZL1 M6 Black | Maggie 2650 // 103TB // Big Gulp
Past Rides-
2014 ZL1 M6 Red Hot | Tons of mods
2004 CTS-V M6 Silver | Many mods
1995 Corvette M6 Torch Red | A few more mods
1992 Camaro M5 White | A few mods
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