Please make sure this is the correct part before buying. In this product page you can see a Rover 25/45/Streetwise/MG F/TF/ZR/ZS 1.6/1.8 Petrol Engine ECU (Part# NNN100783) that will fit a MG TF and any of the vehicles in the compatibility list. This vehicle part is a Used part, so please ensure it is the right one before buying.