? About Kooks ORY Pipe
6502 3" Y-Pipe (From Kooks Header to Stock Y-Pipe)
6502CUS 3 1/2" Inlets Y-Pipe ( 3 1/2" or 4" Outlets)
6502-2CUS 3 1/2" Inlets Y-Pipe to Stock Outlet
Is that first one a typo?
PM Matt@TTP and ask him, he's a great guy with very competitive prices. He's also very helpful.
Come to think of it, I've never been displeased with any our sponsors.

