Looking for aftermarket parts to modify or upgrade your Pontiac G8 with wiring harnesses? At Tunersports.com we carry a huge selection of the top name brand performance wiring harnesse parts and accessories for your G8.
Whether you have a 2008 or 2009 Pontiac G8 in Base to GXP trim we have you covered. We have 2 wiring harnesses available to mod your G8. All parts have free shipping to the Continental US 48 States.
 SHIPS FROM MANUFACTURER 301101FAST offers several main harness options to accommodate most customers' needs. The XFI Main Harness is responsible for connecting your XFI ECU to sensors as well as digital dashes, EGT modules, and various optional accessories. The Main Harness also handles communication between the ECU and ignition... FAST Wiring Harness FAST Main LT1 2009-2009 Pontiac G8 Base / GT / GXP $418.95 |
 IN STOCK CAS-109004Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best headers and complete exhaust systems for your street, race and off-road applications. We have won hundreds of championships and set countless... Kooks 04-08 Cadillac CTSV & All Pontiac G8 12in - 02 Ext Harn Each 2008-2009 Pontiac G8 Base / GT 2009-2009 Pontiac G8 GXP $41.80 |