I have 20% tints on my GXP... Never had an issue at all. Being between Maryland and Delaware.
2007 Pontiac Solstice GXP-manual transmission- Mean yellow/Black top- all options including 6 cd changer, XM, and chrome rims etc. minus Onstar and smokers package,headliner AND a spoiler
Modifications- custom tinted windows, Short stubby antenna, and personalized labels ------ 3" Magnaflow. HP tuned, Dejon cold air intake- Carbon fiber A-pillar pod with A/F gauge and boost pressure gauge, S/S BOV spring.. more to come soon