Heres a quote from their site....
Your Toyota Celica SX,ZR 2.2 uses an ECU which has an embedded processor. This means that your car does not use a chip that can be modified. The Powerchip we provide for your car is an additional computer which alters the ignition timing of the vehicle for more power. Installation takes about 1 hour and can be performed by a Powerchip Authorised Fitter. We have authorized fitters in most areas. Please enquire at the time of order for your nearest fitting station.
In standard form, the Celica SX,ZR 2.2 produces 100 kW and 196 Nm.
Powerchip has a range of chips to suit your car, which can increase it's power to between 109 kW and 114 kW, and it's torque to between 211 Nm and 221 Nm.
The price of the Powerchip for your car ranges from AUD $690 to AUD $890.
Whats everyones thought on this?