The changes come into effect from Friday 25 June and means the two-year fix has a rate of 4.99% and the five-year fix has a rate of 5.89%. There is a £499 fee on both mortgages.
Commenting, James Hillon, function leader mortgages for The Co-operative Financial Services, said: "We are keen to help support mortgage customers and these reductions in both rates and fees, will provide a welcome boost for first time buyers and home movers.”