I've never heard of them. My advice would be stick to the suspension recommend on the forum. Remember you pay peanuts, you get monkeys.
Go for a known quality setup such as H&R or Eibach. Both can be had for between £100-200
Use the search function for pics of cars lowered on either of the above springs
![happy2 :happy2:](https://www.mk5golfgti.co.uk/forum/Smileys/newsmileys/happy2.gif)
- I'm guessing that would be your next question
![Grin :grin:](https://www.mk5golfgti.co.uk/forum/Smileys/newsmileys/grin.gif)