I'm guessing Carlton isn't too far away? Paul V is there. Expensive but well renowned.
As for the door handles, you are just too much of a beast and need to stop working out!
Otherwise, there are a few DIY fixes in the Megane III thread but they're a bit old and might be hard to find.
Welcome!
Yeah this place is where the most experience and best advice lives. Bookface will be active but with a lot of crap.
Not a huge amount of social stuff here unfortunately as Matt said.
https://www.bridgestone.com.au/tyres/au/bridgestone/potenza/potenza_sport#available-sizes_rimdiameter=17
The re003 will be cheaper and you will get what you pay for. They're not awful but like many forum members I've experienced them going from good to bad half way through their life.
I second the resonator delete suggestion.
Cheapest mod you can do, and if you're happy with it, you won't be interested in spending any more. Quiet in normal mode, comes alive in sports.