"Huh, look at that," Banshee says with an approving nod. "Linear modulator's looking good, thermal caster is intact, joints to the intake valves are nice and solid. Heck, this looks like as good a job as I'd do."
Banshee stares down at the catalyst, eyes slowly narrowing. "Wait, did I do this? Somebody did." He looks around, furtively, then slides you the catalyst.
"I don't know where I got this, but I think it'll work in your gun," Banshee says without any recognition in his eyes. "Here, take it."