Shop by Engine
Shop by Vehicle
Shop by Engine chevron-down

  • Select Engine

Shop by Vehicle chevron-down

  • Select Year

  • Select Make

  • Select Model

  • Select Generation

Firebird Wiring Harnesses

Loading...
Sort by:
sort-descending
  • Racetronix 1999-2002 LS1 F-Body Harness Only
    Racetronix
    Racetronix 1999-2002 LS1 F-Body Harness Only
    $116.99
    Racetronix
    In stock
    Loading...
    Loading...
  • TSP Standalone Wiring Harness for Drive-by-Cable with T56 - 97-04 Cars & 99-06 Trucks
    Top Street Performance
    TSP Standalone Wiring Harness for Drive-by-Cable with T56 - 97-04 Cars & 99-06 Trucks
    $450.99
    Top Street Performance
    In stock
    Loading...
    Loading...
  • Racetronix Fuel Injector USCAR (EV6) Pigtail
    Racetronix
    Racetronix Fuel Injector USCAR (EV6) Pigtail
    $4.50
    Racetronix
    In stock
    Loading...
    Loading...
  • LS1 to LS2 Cam Sensor Retrofit Harness
    Racetronix
    LS1 to LS2 Cam Sensor Retrofit Harness
    $26.99
    Racetronix
    In stock
    Loading...
    Loading...
  • Racetronix LS1 to LS2 Knock Sensor Retrofit Harness
    Racetronix
    Racetronix LS1 to LS2 Knock Sensor Retrofit Harness
    $30.99
    Racetronix
    In stock
    Loading...
    Loading...
  • Racetronix Fuel Injector Harness Adaptors, USCAR TO MINITIMER
    Racetronix
    Racetronix Fuel Injector Harness Adaptors, USCAR TO MINITIMER
    Special Price $5.97
    Was Regular Price $7.95
    Save $2 (25%)
    Racetronix
    In stock
    Loading...
    Loading...
  • Racetronix LS1 to LS2/3 Cam Sensor Retrofit Harness
    Racetronix
    Racetronix LS1 to LS2/3 Cam Sensor Retrofit Harness
    $26.99
    Racetronix
    In stock
    Loading...
    Loading...
  • Fuel Injector Harness Adaptors, MINITIMER TO USCAR
    Racetronix
    Fuel Injector Harness Adaptors, MINITIMER TO USCAR
    $7.95
    Racetronix
    In stock
    Loading...
    Loading...
  • 1999-2006 GM Gen III 4.8, 5.3 & 6.0L Harness Std. Length
    Painless Performance Products
    1999-2006 GM Gen III 4.8, 5.3 & 6.0L Harness Std. Length
    $599.99
    Painless Performance Products
    In stock
    Loading...
    Loading...
  • Racetronix Fuel Injector Minitimer (EV1) Pigtail
    Racetronix
    Racetronix Fuel Injector Minitimer (EV1) Pigtail
    $4.50
    Racetronix
    In stock
    Loading...
    Loading...
  • PSI 97-02 Gen 3 LS1/LS6 (24X) Drive by Cable 4L60E-75/4L80E Standalone Harness w/ 3 PIN MAF
    PSI Conversions
    PSI 97-02 Gen 3 LS1/LS6 (24X) Drive by Cable 4L60E-75/4L80E Standalone Harness w/ 3 PIN MAF
    $599.00
    PSI Conversions
    In stock
    Loading...
    Loading...
  • ICT Billet Wire Harness for Sensor I/O - Compatible w/Holley Dominator HP Terminator X
    ICT BILLET
    ICT Billet Wire Harness for Sensor I/O - Compatible w/Holley Dominator HP Terminator X
    $100.00
    ICT BILLET
    In stock
    Loading...
    Loading...
  • PSI LS1 Corvette / C10 Tac Module Harness (411 PCM) 9 PIN
    PSI Conversions
    PSI LS1 Corvette / C10 Tac Module Harness (411 PCM) 9 PIN
    $54.00
    PSI Conversions
    In stock
    Loading...
    Loading...
  • 1997-2004 GM LS1 Throttle by Wire Harness Std. length
    Painless Performance Products
    1997-2004 GM LS1 Throttle by Wire Harness Std. length
    $619.99
    Painless Performance Products
    In stock
    Loading...
    Loading...
  • Holley Dominator EFI GM Drive-By-Wire Harness
    Holley
    Holley Dominator EFI GM Drive-By-Wire Harness
    $259.95
    Holley
    In stock
    Loading...
    Loading...
  • Racetronix 1998 LS1 F-Body Harness Only
    Racetronix
    Racetronix 1998 LS1 F-Body Harness Only
    $91.99
    Racetronix
    In stock
    Loading...
    Loading...
  • Racetronix Fuel Injector Multec 2 Pigtail
    Racetronix
    Racetronix Fuel Injector Multec 2 Pigtail
    $9.75
    Racetronix
    In stock
    Loading...
    Loading...
  • 2003-2006 GM Gen III 4.8, 5.3 & 6.0L Throttle by Wire Harness Std. Length
    Painless Performance Products
    2003-2006 GM Gen III 4.8, 5.3 & 6.0L Throttle by Wire Harness Std. Length
    $725.99
    Painless Performance Products
    In stock
    Loading...
    Loading...
  • 1998-2004 GM LS1 Harness Std. Length
    Painless Performance Products
    1998-2004 GM LS1 Harness Std. Length
    $569.99
    Painless Performance Products
    In stock
    Loading...
    Loading...
  • Holley Dominator EFI GM Dual Drive-By-Wire Harness
    Holley
    Holley Dominator EFI GM Dual Drive-By-Wire Harness
    $399.95
    Holley
    In stock
    Loading...
    Loading...
  • Holley LS1/6 (24X/1X) Engine Main Harness, Extended Length
    Holley
    Holley LS1/6 (24X/1X) Engine Main Harness, Extended Length
    $715.95
    Holley
    In stock
    Loading...
    Loading...
  • Fuel Tech LS550 V8 Complete Harness
    FTI Performance
    Fuel Tech LS550 V8 Complete Harness
    $999.00
    FTI Performance
    In stock
    Loading...
    Loading...
  • Caspers Electronics V-Plus Volt Booster Round TPS / Late Alternator
    Caspers Electronics
    Caspers Electronics V-Plus Volt Booster Round TPS / Late Alternator
    $84.61
    Caspers Electronics
    In stock
    Loading...
    Loading...
  • Holley LS1 Main Harness for HP EFI & Dominator EFI
    Holley
    Holley LS1 Main Harness for HP EFI & Dominator EFI
    $675.95
    Holley
    In stock
    Loading...
    Loading...

Items 1-24 of 27