PISTON FITS: OPEL VAUXHALL ASTRA J SPORTS TOURER 1.7 CDTI. OPEL VAUXHALL ASTRA J 1.7 CDTI. OPEL VAUXHALL ASTRA J COUPE 1.7 CDTI. OPEL VAUXHALL ASTRA J GTC 1.7 CDT. I. We will get back to you as soon as possible in 1-2 working hours and in 24 hours during the weekend.