I've been looking for a cheaper alternative to P21S wheel cleaner so I decided to give griot's a try. I took some before and after pictures of 2 wheels. One done with P21S and with Griot's. I took pictures to compare of the 2 front wheels as I figured they were pretty equally soiled.
Here are the 2 wheels before:
So here after spraying some Griot's on the "griot's wheel":
Here's the action on the P21s wheel:
For both wheels, I did a simple spray on spray on test with NO agitation to see how strong they are relative to one another. However the P21S direction say you don't need to wait to spray off, while the Griot's wants you to wait a minute. So here are the 2 wheels immediately after spray off:
Griot's wheel:
P21S wheel:
More in a sec...
Here are the 2 wheels before:
So here after spraying some Griot's on the "griot's wheel":
Here's the action on the P21s wheel:
For both wheels, I did a simple spray on spray on test with NO agitation to see how strong they are relative to one another. However the P21S direction say you don't need to wait to spray off, while the Griot's wants you to wait a minute. So here are the 2 wheels immediately after spray off:
Griot's wheel:
P21S wheel:
More in a sec...