- GM Vehicles
- Pontiac G8 (2008+)
- O2 Extension Harnasses
- 12" Front Square Four Pin O2 Extension - 2008-2009 Pontiac G8 GT & GXP
This square 4 pin O2 extensions will extend your O2 wiring harnass by 12 inches. Price is for one O2 extension. When ordering more than one, change quantity to two. Most header installs on the 2008-2009 G8 GT or GXP will require two of these O2 extensions.
If buying for a header install, please confirm the manufacturer does not already include all needed O2 extensions before purchasing these. Any returns will be issued as store credit mius shipping.
Stainlessworks 3" Catback Exhaust (Performance 3" Connect for SW Headers Only) - 2008-2009 Pontiac G8 GT & GXP