Stickers are no match for Acetone, paint thinner or WD40. Use some alcohol to clean up the residue if you use WD/paint thinner.
Peel off what you can and then use the solvents for the glue residue.
Mine has been flawless for two months now.
2000 740i-Annalisa and 2008 335i-Weebl. Weebl may wobble but has DTC
2012 X5d in Sparkling Bronze ( The Ultimate Cat Carrying Machine)