UK Links:

UK HSV Drivers Club

HSV Forum

PistonHeads

HSV in Australia:

Holden Special Vehicles

Interesting HSV YouTube posts (!):

Jeremy Clarkson drives the UK spec VTII HSV GTS

V8 Smoke & Noise

Mark Skaife "testing" the VY HSV Clubsport R8

VX HSV upsetting the neighbours

Craig Munro lighting it up and the Summernats