Should I downshift my car when I'm breaking?

The 1ZZ-FE is a 1.8 L (1794 cc) version built in Buffalo, West Virginia and Cambridge, Ontario. Bore is 79 mm and stroke is 91.5 mm. Output is 130 hp (97 kW) at 6000 RPM with 125 ft·lbf (169 N·m) of torque at 4200 RPM. The cylinders of 1ZZ engines are lined with cast iron. It uses SFI fuel injection, has VVT-i (on later versions) and features fracture-split forged powder metal connecting rods, a one-piece cast camshaft, and a cast aluminum intake manifold.