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1996–2005 GM 3100/3400 Harness + Tuned ECM Package — No Core Required
Regular price $495.00 USDRegular price -
1989–1999 GM 3.1 / 3100 Harness + Tuned ECM Package — No Core Required
Regular price $525.00 USDRegular price -
1998–2005 GM 3100/3400 Tuned ECM — No Core Required
Regular price $130.00 USDRegular price -
GM 3100 Simplified Wiring Harness — For 1996–1997 Tuned ECM
Regular price $300.00 USDRegular price -
3.1/3100/3400 Carb harness
Regular price $200.00 USDRegular price -
98-99 3100/3400 Simplfiied wiring harness
Regular price $300.00 USDRegular price -
2000–2005 GM 3100/3400 Simplified Harness — ECM & Injector Adapter Sold Separately
Regular price $300.00 USDRegular price -
Sale96-97 3100 Tuned Ecm
Regular price $100.00 USDRegular price$130.00 USDSale price $100.00 USDSale -
3100/3400/3800 Coil Bracket
Regular price $30.00 USDRegular price -
00+ - 96-99 3100/3400 Injector Harness Adapter
Regular price $65.00 USDRegular price -
96-99 to 00+ Injector adpater pigtail
Regular price $65.00 USDRegular price -
3100/3400 Extended Crank sensor harness
Regular price $35.00 USDRegular price -
4t60e transmission Hotwire
Regular price $35.00 USDRegular price -
4t65e transmission Hotwire
Regular price $35.00 USDRegular price -
W Body Universal Tranny hotwire kit
Regular price $65.00 USDRegular price -
3100/3400/3800 Extended Length Heavy duty spark plug wires
Regular price $40.00 USDRegular price
