You will need a TORX T40 key.
1. Move the seat back.
2. Turn out two bolts of forward fastening of a sled of a seat to the basis of a body and move a seat forward.
3. Turn out two bolts of back fastening of a sled...
4.... and remove the seat from the car.
5. Install the front seat in the reverse order of removal. Apply an anaerobic threadlocker to the threads of the seat mounting bolts before installation.