The Vauxhall Astra Biturbo. Not a fire-breathing hot hatch, rather the most potent diesel Astra ever. Equipped with a 192bhp 2-litre twin-turbo diesel, it costs from £23,925 in GTC three-door ...

What Car? Classifieds has 291 approved used Vauxhall Astra GTC cars available for sale from top Vauxhall dealers. Browse our classifieds now - the easiest and most powerful used car search tool ...