I recycled a TL 2 Good Lazar Rifle. It does more damage than TL5 Artifact Street Rifle.

RC 50, WEP 54, DEX 9
TL2 Good Lazar Rifle (recycled): 33 vs Test-Mob in test area.
Info reads: *Piercing 37 (25)

TL5 Artifact Street Rifle (bought from test shop): 29 vs Test-mob in test area.
Info reads: *Piercing 36 (25)