Has any one bought or applied these products such as supagard or diamondbrite themselves. Do they extend the showroom appearance or is it horses--t - just another way to screw the dumb punter

I declined the offer from the salesman when i bought the car

Due to people telling me that when a car has been coated its a bitch to get rid of chips and scratches

Dont know if thats right because as i say i didnt get the extra protection

My brother is in the trade and tells me it is used to increase the commission on car sales. The kit's typically cost less than £50.

I don't rate them to be honest, tried a Dimond Brite one but I prefer a good Curnuba wax.

SWMBO's Fabia was supposed to have had it done when it was new. When we bought it there was no noticable difference between it and any other similar aged Fabia on the dealer lot.

Noticed that Auto Glym products are now taking a bit of a thrashing in independant tests, so couldn't see the point when we bought the vRS! Especially as we were initially offered it for

I was offered the product free of charge as a deal clincher and it is quite good. I wouldn't pay for any such sealant from a dealer however, as you can DIY for much less