Using this Noble V2 Roof Spoiler is easy. First, get your 2022 - 2025 Subaru WRX ready. Take the spoiler and use the provided 3M tape to attach it to the rear window. Before sticking it on, clean the window surface well to ensure a good bond. Watch our video for more detailed installation tips. As for notes, remember that the Vortex Generator is sold separately, so if you want to combine them, you'll need to buy it separately. For maintenance, just clean the spoiler regularly with a mild car cleaner and a soft cloth. This will keep it looking great and in good condition. And don't worry, it comes with a 1 - year warranty against manufacturer defects, so you're covered for any manufacturing - related issues.