Shop LS1 Wiring Harness and Computer

Sponsored
$505.99
$556.59
JEGS GM LS Stand Alone Wire Harness For 1997-2005 GM 5.7L LS1 & LS6 V8 & 1999-2006 4.8-8.1L GM Vortec V8 With GM T-56 Transmission
JEGS High Performance
$30 Off*
Free shipping
$505.99
$556.59
JEGS GM LS Stand Alone Wire Harness For 1997-2005 GM 5.7L LS1 & LS6 V8 & 1999-2006 4.8-8.1L GM Vortec V8 With GM T-56 Transmission
JEGS High Performance
$30 Off*
$338.99
Speedway Motors LS1/4L60E Drive By Cable Harness
Speedway Motors
1
$338.99
Speedway Motors LS1/4L60E Drive By Cable Harness
Speedway Motors
1
$77.95
97-06 LS1 Vortec DBC Standalone Wiring Harness 4.8 5.3 6.0 W/ 4L60E Engine
eBay.com
6
$77.95
97-06 LS1 Vortec DBC Standalone Wiring Harness 4.8 5.3 6.0 W/ 4L60E Engine
eBay.com
6
$650.00
LS Swap Harness With PCM
Priclist.com
$650.00
LS Swap Harness With PCM
Priclist.com
$1,372.80
$1,523.40
Holley 550-903 Terminator X LS1/LS6 MPFI Kit W/Pigtail/CAN Cable
Speedway Motors
$1,372.80
$1,523.40
Holley 550-903 Terminator X LS1/LS6 MPFI Kit W/Pigtail/CAN Cable
Speedway Motors
$331.99
Standalone Wiring Harness, Drive-By-Cable LS1 With 4L80E
Speedway Motors
$331.99
Standalone Wiring Harness, Drive-By-Cable LS1 With 4L80E
Speedway Motors
$85.76
LS SWAPS STANDALONE WIRING HARNESS W/4L60E 97-06 4.8L 5.3L 6.0L GM LS1 ENGINE US
eBay.com
6
$85.76
LS SWAPS STANDALONE WIRING HARNESS W/4L60E 97-06 4.8L 5.3L 6.0L GM LS1 ENGINE US
eBay.com
6
$62.21
4L60E DBC Wiring Harness Red/Blue PCM Compatible With 1997-2006 GM LS1 Engine 4.8 5.3 6.0 L, LS Swap Engine Harness, Stand Alone Wire Harness,
Temu US
3
$62.21
4L60E DBC Wiring Harness Red/Blue PCM Compatible With 1997-2006 GM LS1 Engine 4.8 5.3 6.0 L, LS Swap Engine Harness, Stand Alone Wire Harness,
Temu US
3
$569.99
Painless Wiring 60508 1999-2002 GM LS1 Engine Harness
Speedway Motors
5
$569.99
Painless Wiring 60508 1999-2002 GM LS1 Engine Harness
Speedway Motors
5
$3,170.95
$3,370.95
Holley HP EFI ECU And Harness Kit For LS1 LS6 24X With EV1 Connectors - Treperformance.Com
Tre Performance Store
Free shipping
$3,170.95
$3,370.95
Holley HP EFI ECU And Harness Kit For LS1 LS6 24X With EV1 Connectors - Treperformance.Com
Tre Performance Store
Free shipping
$521.99
$563.99
JEGS GM LS Stand Alone Wire Harness 1999-2006 4.8-8.1L GM Vortec V8 With 4L60E/4L80E Transmission
JEGS High Performance
$30 Off*
Free shipping
$521.99
$563.99
JEGS GM LS Stand Alone Wire Harness 1999-2006 4.8-8.1L GM Vortec V8 With 4L60E/4L80E Transmission
JEGS High Performance
$30 Off*
$1,202.00
Fitech Ultimate LS ECU And Harness 70051
Eastwood.com
29
$1,202.00
Fitech Ultimate LS ECU And Harness 70051
Eastwood.com
29
$89.87
LS SWAPS STANDALONE WIRING HARNESS W/4L60E 98-06 4.8L 5.3L 6.0L GM LS1 ENGINE US
eBay.com
6
$89.87
LS SWAPS STANDALONE WIRING HARNESS W/4L60E 98-06 4.8L 5.3L 6.0L GM LS1 ENGINE US
eBay.com
6
$57.92
97-06 VORTEC LS1 SWAP STANDALONE WIRING HARNESS W/4L60E DBC 4.8 5.3 6.0L NEW
eBay.com
2
$57.92
97-06 VORTEC LS1 SWAP STANDALONE WIRING HARNESS W/4L60E DBC 4.8 5.3 6.0L NEW
eBay.com
2
$69.89
LS1 Engine Fits 97-06 Vortec DBC Standalone Wiring Harness 4.8 5.3 6.0 W/ 4L60E
eBay.com
6
Free shipping
$69.89
LS1 Engine Fits 97-06 Vortec DBC Standalone Wiring Harness 4.8 5.3 6.0 W/ 4L60E
eBay.com
6
$98.60
LS STANDALONE WIRING HARNESS W/4L60E 97-06 4.8L 5.3L 6.0L GM LS1 LS6 SWAP VORTEC
eBay.com
1
Free shipping
$98.60
LS STANDALONE WIRING HARNESS W/4L60E 97-06 4.8L 5.3L 6.0L GM LS1 LS6 SWAP VORTEC
eBay.com
1
$959.00
Fitech Ultimate LS ECU And Harness Standalone Kit 70050
Eastwood.com
19
$959.00
Fitech Ultimate LS ECU And Harness Standalone Kit 70050
Eastwood.com
19
$111.00
LS1 Engine Fits 97-06 Vortec DBC Standalone Wiring Harness 4.8 5.3 6.0 W/ 4L60E
eBay.com
6
Free shipping
$111.00
LS1 Engine Fits 97-06 Vortec DBC Standalone Wiring Harness 4.8 5.3 6.0 W/ 4L60E
eBay.com
6
$74.50
LS 4L60E DBC Engine Wiring Harness With 8Pcs EV1 To EV6 Adapter For GM 1997-2006 For Chevy LS1 4.8L 5.3L 6.0L Engines Drive By Cable
Temu US
5
$74.50
LS 4L60E DBC Engine Wiring Harness With 8Pcs EV1 To EV6 Adapter For GM 1997-2006 For Chevy LS1 4.8L 5.3L 6.0L Engines Drive By Cable
Temu US
5
$67.35
LS1 4L60E Dbcswap Stand Alone Harness DBC 5.3 Wiring Harness For Chevy 97-04
Temu US
4
$67.35
LS1 4L60E Dbcswap Stand Alone Harness DBC 5.3 Wiring Harness For Chevy 97-04
Temu US
4
$109.99
LS SWAPS STANDALONE WIRING HARNESS W/4L60E 97-06 4.8L 5.3L 6.0L GM LS1 ENGINE US
eBay.com
$109.99
LS SWAPS STANDALONE WIRING HARNESS W/4L60E 97-06 4.8L 5.3L 6.0L GM LS1 ENGINE US
eBay.com
$299.95
LS Swap Standalone Wiring Harness 97-06 LS1 Drive-By-Cable W/ 4L80E Transmission
eBay.com
Free shipping
$299.95
LS Swap Standalone Wiring Harness 97-06 LS1 Drive-By-Cable W/ 4L80E Transmission
eBay.com
Free shipping
$331.99
LS Gen IV Stand Alone Drive By Wire Wiring Harness, 4L60E 13 Pin
Speedway Motors
$331.99
LS Gen IV Stand Alone Drive By Wire Wiring Harness, 4L60E 13 Pin
Speedway Motors
$68.50
LS SWAPS STANDALONE WIRING HARNESS W/4L60E 97-06 4.8L 5.3L 6.0L GM LS1 ENGINE US
eBay.com
$68.50
LS SWAPS STANDALONE WIRING HARNESS W/4L60E 97-06 4.8L 5.3L 6.0L GM LS1 ENGINE US
eBay.com
$345.99
Speedway Motors LS1/T56 Drive By Cable Harness
Speedway Motors
$345.99
Speedway Motors LS1/T56 Drive By Cable Harness
Speedway Motors
$111.41
Ls1 4L60e Wiring Harness Stand Alone For LS Swaps DBC 4.8 5.3 6.0 97-06 98 99 00
Walmart
Free shipping
$111.41
Ls1 4L60e Wiring Harness Stand Alone For LS Swaps DBC 4.8 5.3 6.0 97-06 98 99 00
Walmart
Free shipping
$279.99
A-Team Performance Standalone Wiring Harness With 4L60e Dbc, Compatible With 4.8,5.3,6.0 GM Ls,Ls1,Ls6,Ls Truck Swap Vortec 1999 - 2003
Walmart
$279.99
A-Team Performance Standalone Wiring Harness With 4L60e Dbc, Compatible With 4.8,5.3,6.0 GM Ls,Ls1,Ls6,Ls Truck Swap Vortec 1999 - 2003
Walmart
$555.95
$617.95
Holley EFI 558-133 LS1/6 (24X/1X) Engine Main Harness, Extended
Speedway Motors
10% off
$555.95
$617.95
Holley EFI 558-133 LS1/6 (24X/1X) Engine Main Harness, Extended
Speedway Motors
$569.99
Painless Performance 60508 - LS1 Harness For 1999-02 GM V8 Engine
US eBay
Free shipping
$569.99
Painless Performance 60508 - LS1 Harness For 1999-02 GM V8 Engine
US eBay
Free shipping
$137.05
Ls Swap LS1 Engine Standalone Harness T56 Manual Tran 4.8L/ 5.3L/ 6.0L 97-06 DBC
Walmart
Free shipping
$137.05
Ls Swap LS1 Engine Standalone Harness T56 Manual Tran 4.8L/ 5.3L/ 6.0L 97-06 DBC
Walmart
Free shipping
$569.99
Painless Performance 60508 - LS1 Harness For 1999-02 GM V8 Engine
eBay.com
Free shipping
$569.99
Painless Performance 60508 - LS1 Harness For 1999-02 GM V8 Engine
eBay.com
Free shipping
$690.28
Main Wiring Harness LS1 & LS6
Walmart
Free shipping
$690.28
Main Wiring Harness LS1 & LS6
Walmart
Free shipping
$100.00
1999-2006 Premium 4L60e To 4L80e Transmission Plug And Play Adapter Harness LS Swap
Michigan Motorsports
$100.00
1999-2006 Premium 4L60e To 4L80e Transmission Plug And Play Adapter Harness LS Swap
Michigan Motorsports
$381.80
Universal Painless Performance 28-Circuit GM Truck Harness | Painless Performance 10204
Summit Racing
14
Free shipping
$381.80
Universal Painless Performance 28-Circuit GM Truck Harness | Painless Performance 10204
Summit Racing
14
$302.69
$332.99
JEGS Universal Wiring Harness 20-Circuit With Fuse Block
JEGS High Performance
$15 Off*
Free shipping
$302.69
$332.99
JEGS Universal Wiring Harness 20-Circuit With Fuse Block
JEGS High Performance
$15 Off*
$67.99
1997-2004 Corvette LS1 To LS2 Throttle Body Conversion Harness
Zip Corvette Parts
$67.99
1997-2004 Corvette LS1 To LS2 Throttle Body Conversion Harness
Zip Corvette Parts
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    Shop LS1 Wiring Harness and Computer

    Sponsored
    $505.99
    $556.59
    JEGS GM LS Stand Alone Wire Harness For 1997-2005 GM 5.7L LS1 & LS6 V8 & 1999-2006 4.8-8.1L GM Vortec V8 With GM T-56 Transmission
    JEGS High Performance
    $30 Off*
    Free shipping
    $505.99
    $556.59
    JEGS GM LS Stand Alone Wire Harness For 1997-2005 GM 5.7L LS1 & LS6 V8 & 1999-2006 4.8-8.1L GM Vortec V8 With GM T-56 Transmission
    JEGS High Performance
    $30 Off*
    $338.99
    Speedway Motors LS1/4L60E Drive By Cable Harness
    Speedway Motors
    1
    $338.99
    Speedway Motors LS1/4L60E Drive By Cable Harness
    Speedway Motors
    1
    $77.95
    97-06 LS1 Vortec DBC Standalone Wiring Harness 4.8 5.3 6.0 W/ 4L60E Engine
    eBay.com
    6
    $77.95
    97-06 LS1 Vortec DBC Standalone Wiring Harness 4.8 5.3 6.0 W/ 4L60E Engine
    eBay.com
    6
    $650.00
    LS Swap Harness With PCM
    Priclist.com
    $650.00
    LS Swap Harness With PCM
    Priclist.com
    $1,372.80
    $1,523.40
    Holley 550-903 Terminator X LS1/LS6 MPFI Kit W/Pigtail/CAN Cable
    Speedway Motors
    $1,372.80
    $1,523.40
    Holley 550-903 Terminator X LS1/LS6 MPFI Kit W/Pigtail/CAN Cable
    Speedway Motors
    $331.99
    Standalone Wiring Harness, Drive-By-Cable LS1 With 4L80E
    Speedway Motors
    $331.99
    Standalone Wiring Harness, Drive-By-Cable LS1 With 4L80E
    Speedway Motors
    $85.76
    LS SWAPS STANDALONE WIRING HARNESS W/4L60E 97-06 4.8L 5.3L 6.0L GM LS1 ENGINE US
    eBay.com
    6
    $85.76
    LS SWAPS STANDALONE WIRING HARNESS W/4L60E 97-06 4.8L 5.3L 6.0L GM LS1 ENGINE US
    eBay.com
    6
    $62.21
    4L60E DBC Wiring Harness Red/Blue PCM Compatible With 1997-2006 GM LS1 Engine 4.8 5.3 6.0 L, LS Swap Engine Harness, Stand Alone Wire Harness,
    Temu US
    3
    $62.21
    4L60E DBC Wiring Harness Red/Blue PCM Compatible With 1997-2006 GM LS1 Engine 4.8 5.3 6.0 L, LS Swap Engine Harness, Stand Alone Wire Harness,
    Temu US
    3
    $569.99
    Painless Wiring 60508 1999-2002 GM LS1 Engine Harness
    Speedway Motors
    5
    $569.99
    Painless Wiring 60508 1999-2002 GM LS1 Engine Harness
    Speedway Motors
    5
    $3,170.95
    $3,370.95
    Holley HP EFI ECU And Harness Kit For LS1 LS6 24X With EV1 Connectors - Treperformance.Com
    Tre Performance Store
    Free shipping
    $3,170.95
    $3,370.95
    Holley HP EFI ECU And Harness Kit For LS1 LS6 24X With EV1 Connectors - Treperformance.Com
    Tre Performance Store
    Free shipping
    $521.99
    $563.99
    JEGS GM LS Stand Alone Wire Harness 1999-2006 4.8-8.1L GM Vortec V8 With 4L60E/4L80E Transmission
    JEGS High Performance
    $30 Off*
    Free shipping
    $521.99
    $563.99
    JEGS GM LS Stand Alone Wire Harness 1999-2006 4.8-8.1L GM Vortec V8 With 4L60E/4L80E Transmission
    JEGS High Performance
    $30 Off*
    $1,202.00
    Fitech Ultimate LS ECU And Harness 70051
    Eastwood.com
    29
    $1,202.00
    Fitech Ultimate LS ECU And Harness 70051
    Eastwood.com
    29
    $89.87
    LS SWAPS STANDALONE WIRING HARNESS W/4L60E 98-06 4.8L 5.3L 6.0L GM LS1 ENGINE US
    eBay.com
    6
    $89.87
    LS SWAPS STANDALONE WIRING HARNESS W/4L60E 98-06 4.8L 5.3L 6.0L GM LS1 ENGINE US
    eBay.com
    6
    $57.92
    97-06 VORTEC LS1 SWAP STANDALONE WIRING HARNESS W/4L60E DBC 4.8 5.3 6.0L NEW
    eBay.com
    2
    $57.92
    97-06 VORTEC LS1 SWAP STANDALONE WIRING HARNESS W/4L60E DBC 4.8 5.3 6.0L NEW
    eBay.com
    2
    $69.89
    LS1 Engine Fits 97-06 Vortec DBC Standalone Wiring Harness 4.8 5.3 6.0 W/ 4L60E
    eBay.com
    6
    Free shipping
    $69.89
    LS1 Engine Fits 97-06 Vortec DBC Standalone Wiring Harness 4.8 5.3 6.0 W/ 4L60E
    eBay.com
    6
    $98.60
    LS STANDALONE WIRING HARNESS W/4L60E 97-06 4.8L 5.3L 6.0L GM LS1 LS6 SWAP VORTEC
    eBay.com
    1
    Free shipping
    $98.60
    LS STANDALONE WIRING HARNESS W/4L60E 97-06 4.8L 5.3L 6.0L GM LS1 LS6 SWAP VORTEC
    eBay.com
    1
    $959.00
    Fitech Ultimate LS ECU And Harness Standalone Kit 70050
    Eastwood.com
    19
    $959.00
    Fitech Ultimate LS ECU And Harness Standalone Kit 70050
    Eastwood.com
    19
    $111.00
    LS1 Engine Fits 97-06 Vortec DBC Standalone Wiring Harness 4.8 5.3 6.0 W/ 4L60E
    eBay.com
    6
    Free shipping
    $111.00
    LS1 Engine Fits 97-06 Vortec DBC Standalone Wiring Harness 4.8 5.3 6.0 W/ 4L60E
    eBay.com
    6