This kit is designed to install 2 x Brembo calipers onto the rear of a FG GT, F6, XR6 turbo, XR8 G6E or GS that came from the factory fitted with the single piston rear calipers. The kit comes with 2 x Brembo calipers, 2 x brake lines, full set of pads, 2 x discs. The disc upgrade is needed on all cars that wish to install Brembos on the rear and do not have factory cross drilled discs. 000219564