need help

[EuroTunerGLI]

so my car was at the dealer
and they said i had some vacuum leaks and faulty MAF sensor

they wanna charge almost 680 bucks to take care of it

i can get a bosch MAF sensor new for 99 bucks from ECS tuning

so i want to know if that will be ok

and if anyone can help me with fixin my car please