Zymol is as good as Zainol in most areas, and better in some.
It makes your car smell like bananas :-) and is more easily available than Zainol in Australia. It is expensive at ~$50 a bottle for the wax, and ~20 for the wash, but since you only wax once every quarter, it's not too bad.
2006 Stormy Blue Manual Leather Pack + sunroof
2003 Velocity Red M6 Leather Pack Custom 3.5" catback with JunBL mufflers Mazdaspeed 6.92 kg lightened flywheel