Zilvia.net Forums | Nissan 240SX (Silvia) and Z (Fairlady) Car Forum - View Single Post - Regular CAT Converter VS. High Flow CAT. Is there a difference when it comes to smog?

scarecrow27 · 08-05-2007, 09:28 PM

i use an oem cat to pass emissions then i rip that sucker off the second i pass and slap the test pipe back on.

08-05-2007, 09:28 PM	#8
scarecrow27 Leaky Injector Join Date: Jul 2007 Location: New York Posts: 121 Trader Rating: (0)	i use an oem cat to pass emissions then i rip that sucker off the second i pass and slap the test pipe back on.