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Looking for aftermarket parts to modify or upgrade your Pontiac Firebird with wiring harnesses? At Tunersports.com we carry a huge selection of the top name brand performance wiring harnesse parts and accessories.
 IN STOCK - DROPSHIPS 301304These adapters allow a common ECU and main harness to adapt to a wide variety of ignition strategies.... FAST Ign Adapter Harness GM LT1 1993-1997 Pontiac Firebird Base / Formula / Trans Am 1994-1994 Pontiac Firebird Trans Am GT $154.20 |
 IN STOCK - DROPSHIPS 301108FAST offers several main harness options to aC-Commodate 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 ignitio... FAST Wiring Harness Main LS1LS2L 1998-2002 Pontiac Firebird Formula / Trans Am $493.53 |
 IN STOCK - DROPSHIPS 301972The XIM Ignition Controller allows you to easily control all aspects of the ignition system when used with a FAST EZ-EFI 2.0, XFI 2.0 or XFI Sportsman. A number of different wiring kits are available for late model GM LS platforms, 5.7 and 6.1 Chrysler Hemis and Ford?s mod motor or the Coyote series... FAST Wiring Harness Xim For LS1 1998-2002 Pontiac Firebird Formula / Trans Am $365.20 |