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Wiring Harnesses

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  • FAST WIRING HARNESS, XIM FOR FORD M ODULAR
    FAST
    FAST WIRING HARNESS, XIM FOR FORD M ODULAR
    $481.95
    FAST
    In stock
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  • FAST WIRING HAR. XIM FOR FORD MOD. LSX COIL
    FAST
    FAST WIRING HAR. XIM FOR FORD MOD. LSX COIL
    $497.95
    FAST
    In stock
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  • FAST WIRING HARNESS W/RELAY, FAST MAIN
    FAST
    FAST WIRING HARNESS W/RELAY, FAST MAIN
    $378.95
    FAST
    In stock
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  • FAST WIRING HARN., EZ-EFI FLYING LE AD
    FAST
    FAST WIRING HARN., EZ-EFI FLYING LE AD
    $483.95
    FAST
    In stock
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  • FAST WIRING HARNESS, XFI MAIN FOR H EMI
    FAST
    FAST WIRING HARNESS, XFI MAIN FOR H EMI
    $672.95
    FAST
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  • TSP Standalone Wiring Harness for Drive-by-Wire with LS1/6 and 4L60E - 97-04 Cars
    Texas Speed & Performance
    TSP Standalone Wiring Harness for Drive-by-Wire with LS1/6 and 4L60E - 97-04 Cars
    $482.99
    Texas Speed & Performance
    In stock
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  • PSI '05 - '06 LS2 24x W/ T56/Tr6060 W/ 411 PCM Standalone Harness
    PSI Conversions
    PSI '05 - '06 LS2 24x W/ T56/Tr6060 W/ 411 PCM Standalone Harness
    $599.00
    PSI Conversions
    In stock
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  • PSI '05 - '06 LS2 W/ 4L60e Or 4L80e W/ 411 PCM Standalone Harness
    PSI Conversions
    PSI '05 - '06 LS2 W/ 4L60e Or 4L80e W/ 411 PCM Standalone Harness
    $599.00
    PSI Conversions
    In stock
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  • PSI '97 - '04 LS1 (DBW) W/ T56 Standalone Harness
    PSI Conversions
    PSI '97 - '04 LS1 (DBW) W/ T56 Standalone Harness
    $599.00
    PSI Conversions
    In stock
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  • PSI 06 - '09 LS2 (6.0l) 58x W/ T56/Tr6060 Standalone Harness
    PSI Conversions
    PSI 06 - '09 LS2 (6.0l) 58x W/ T56/Tr6060 Standalone Harness
    $569.00
    PSI Conversions
    In stock
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  • PSI '05 - '14 Gen IV LS2/LS3 (DBC) W/T56/Tr6060 W/ EV1 Injectors & 5 Pin Maf Standalone Harness
    PSI Conversions
    PSI '05 - '14 Gen IV LS2/LS3 (DBC) W/T56/Tr6060 W/ EV1 Injectors & 5 Pin Maf Standalone Harness
    $589.00
    PSI Conversions
    In stock
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  • PSI '09 - '14 LH6/LY5/LMG/LH8 (5.3L) w/ T56/TR6060 Standalone Harness
    PSI Conversions
    PSI '09 - '14 LH6/LY5/LMG/LH8 (5.3L) w/ T56/TR6060 Standalone Harness
    $569.00
    PSI Conversions
    In stock
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  • PSI '97 - '02 LS1 (DBC) W/ 4L60e Or 4L80e W/ EV1 Injectors & 3 Pin Maf Standalone Harness
    PSI Conversions
    PSI '97 - '02 LS1 (DBC) W/ 4L60e Or 4L80e W/ EV1 Injectors & 3 Pin Maf Standalone Harness
    $549.00
    PSI Conversions
    In stock
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  • PSI '08 - '09 L76 (6.0L) w/ 4L60E or 4l80E Standalone Harness
    PSI Conversions
    PSI '08 - '09 L76 (6.0L) w/ 4L60E or 4l80E Standalone Harness
    $659.00
    PSI Conversions
    In stock
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  • PSI '07-'09 LS2 (6.0l) 58x W/ 4l60e Or 4l80e Standalone Harness
    PSI Conversions
    PSI '07-'09 LS2 (6.0l) 58x W/ 4l60e Or 4l80e Standalone Harness
    $659.00
    PSI Conversions
    In stock
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  • PSI '97 - '04 LS1 / LS6 & '99 - '06 Vortec (DBC) w/ T56 w/ EV1 Injectors & 5 pin MAF Standalone Harness
    PSI Conversions
    PSI '97 - '04 LS1 / LS6 & '99 - '06 Vortec (DBC) w/ T56 w/ EV1 Injectors & 5 pin MAF Standalone Harness
    $549.00
    PSI Conversions
    In stock
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  • PSI '07-'09 LS2 (6.0l) 58x W/ 6l80e Standalone Harness
    PSI Conversions
    PSI '07-'09 LS2 (6.0l) 58x W/ 6l80e Standalone Harness
    $719.00
    PSI Conversions
    In stock
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  • PSI LS1 Corvette, C10 Tac Module Harness 411 PCM
    PSI Conversions
    PSI LS1 Corvette, C10 Tac Module Harness 411 PCM
    $45.00
    PSI Conversions
    In stock
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  • GM Chevrolet Performance LS/LSX Ignition Controllers
    GM
    GM Chevrolet Performance LS/LSX Ignition Controllers
    $542.19
    GM
    In stock
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  • HOLLEY TERMINATOR EFI MAIN WIRING HARNESS-TBI,LSX, 58X
    Holley
    HOLLEY TERMINATOR EFI MAIN WIRING HARNESS-TBI,LSX, 58X
    (10.14% OFF)
    Special Price $628.95 Regular Price $699.95
    Holley
    In stock
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  • Holley Terminator X Max, 13-15 Coyote Ti-Vct, Dbw,Ev1
    Holley
    Holley Terminator X Max, 13-15 Coyote Ti-Vct, Dbw,Ev1
    $3,003.95
    Holley
    In stock
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  • PSI '07 - '08 LM5/LMG (5.3L) w/ T56/TR6060 Standalone Harness
    PSI Conversions
    PSI '07 - '08 LM5/LMG (5.3L) w/ T56/TR6060 Standalone Harness
    $569.00
    PSI Conversions
    In stock
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  • PSI ‘97 - ‘04 LS1 / LS6 & '99 - '06 Vortec (DBC) w/ T56 w/ EV6 Injectors & 5 pin MAF Standalone Harness
    PSI Conversions
    PSI ‘97 - ‘04 LS1 / LS6 & '99 - '06 Vortec (DBC) w/ T56 w/ EV6 Injectors & 5 pin MAF Standalone Harness
    $549.00
    PSI Conversions
    In stock
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  • PSI '06 - '14 LS7 (7.0l) W/ 4l60e Or 4l80e Standalone Harness
    PSI Conversions
    PSI '06 - '14 LS7 (7.0l) W/ 4l60e Or 4l80e Standalone Harness
    $659.00
    PSI Conversions
    In stock
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