Holden ≫ Commodore | HSV ≫ Gen-F2 HSV Senator Signature photo galleryby Derek FungThe Gen-F2 HSV Senator Signature is based on the VFII Calais, but ups the stakes mightily with the 6.2-litre supercharged V8 with 400kW (536hp). 2015 HSV Senator Signature pictured. ◄ PrevNext ►Credit: HSV Gen-F2 HSV Senator Signature - front, highway Tags:calaiscommodoregen-f2holdenhsvsenatorsignaturevfii