Forget using PSS in cold weather. They are designed to be a summer tire. The rubber will just freeze up. Is your Z your daily year around driver? Is that why you want to put A/S on them? Because you will lose some performance.
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2016 340i XDrive, EBII/black, 6 MT, M Sport, Track Handling, Cold Weather, Tech, Lighting, Driver Assistance Plus.
2012 Z4 35i, ED 2/24/2012, Melbourne Red Metallic, Black Leather, Carbon Trim, 6MT, M Sport, CW, PP, PS, NAV, CA.
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