My vote is for Meguiar's (this is the correct spelling), NXT generation Tech Protectant for vynil, rubber, plastic. This stuff is made of engineered synthetic polymers.

Creates shine and richness to dashboards, tires and trim.
Helps restore original color to older, weathered surfaces.
Patented antiozonants help prevent premature aging and deterioration
Protects using UVA/UVB inhibitors to help reduce fading and cracking

You can always call 1-800-347-5700 for free, expert car care advice

www.meguiars.com