Springs were installed on a 2016 Macan S (non PASM) for 25k miles; about 2 years. Car is being returned to stock to sell. FWIW, Original shocks are currently at 60k without any leaking and going strong.

i cleaned up the springs and have not observed any rust or degrading of there coating.

$175 + shipping from Houston, TX. Payment fees are covered by buyer.