Could u tell me the db level for this set up for the ss. The maker of this system called me back and said he didnt know

Calif law is under 90db at 3000 to 5000 rpm at 10 feet from the tail pipe
__________________
Roto-Fab CAI , Flowmaster American Thunder System MGW short shifter, Lexani custom painted LX15 wheels ,Pfadt strut tower brace, Technostalgia Led tailights, Rx catch can, Vmax TB