2002 - 2006 2.5L QR25DE SRS 4-1 1 pc Header SALE is ON!
OEM Pre-cat is a known engine failure sadly, Header mod is Best Bang for Buck for Safety and Power !
This does not touch the main catalytic converter that is mid car. 2004+ The 2nd o2 is on the midpipe, where 2002-2003 is on the bottom of Manifold/Header. This has BOTH o2 bungs to match your oem o2 sensor layout.
US orders only please, UPS or Fedex carrier service.
Must contact if outside cont. US.
Canada / Hawaii +$35 shipping.
Great Proven Header. Feel free to browse my response and online under MarkSpecV on numerous Nissan forums.
If you're a Sentra owner, see my other sales!
Thank you!
