Car audio place in Bristol?

[vtecyo]

My standard EP3 stereo system is absolute tripe. Looking to spend a little and get some uprated components fitted. No real need for a sub. Maybe some 6x9s on a stealth shelf, but really there are some pretty ace components / crossovers out there that should do the job just fine.

Anyone recommend somewhere in Bristol that does good work and doesn't charge through the sphincter for the privilege?