Zilvia.net Forums | Nissan 240SX (Silvia) and Z (Fairlady) Car Forum - View Single Post - HiGH NOx smog test need any help to pass!!

s13silvia123 · 11-09-2009, 12:06 AM

change your motor oil helps reduce nox. new oil helps the motor work less and creates less nox.

where i use to live use to have smogging and i failed on NOX so i changed my motor oil and went back and passed with flying colors.

11-09-2009, 12:06 AM	#50
s13silvia123 Post Whore! Join Date: May 2006 Location: where waldo is Age: 39 Posts: 3,256 Trader Rating: (16)	change your motor oil helps reduce nox. new oil helps the motor work less and creates less nox. where i use to live use to have smogging and i failed on NOX so i changed my motor oil and went back and passed with flying colors. __________________ 18g and 20g turbo users click on me #/f/tech-talk/261219-18g-20g-turbo-users.html