Shop LS3 Harness Modification

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$127.08
$145.15
NEW Standalone Harness Wiring Kit For LS3 LS2 TR6060 T56 / 58X 6.2L 2006-2015 Standalone Harness
AliExpress
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NEW Standalone Harness Wiring Kit For LS3 LS2 TR6060 T56 / 58X 6.2L 2006-2015 Standalone Harness
AliExpress
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LS Gen III Engine Wiring Systems: 97-07 (Performance How-To, SA516)
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DRAGON FIRE PERFORMANCE Ignition Coil Relocation Connector Harness Set Compatible With LQ9 LQ4 LS2 LS3 LS7 LSX 4.8 5.3 6.0 6.2 7.0 Truck Replaces
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6
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DRAGON FIRE PERFORMANCE Ignition Coil Relocation Connector Harness Set Compatible With LQ9 LQ4 LS2 LS3 LS7 LSX 4.8 5.3 6.0 6.2 7.0 Truck Replaces
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$12.79
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Jecoupoon 2 PCS LS Ignition Coil Extension Harness Relocation 36" Compatible With LS LS1 LS2 LS3 LS6 LQ4 LM7
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Jecoupoon 2 PCS LS Ignition Coil Extension Harness Relocation 36" Compatible With LS LS1 LS2 LS3 LS6 LQ4 LM7
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HPI LS3 LS2 2006-2015 6.2L STANDALONE Harness 6L80E/6L90E 58X Drive By Wire DBW
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HPI LS3 LS2 2006-2015 6.2L STANDALONE Harness 6L80E/6L90E 58X Drive By Wire DBW
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E3200 Throttle Body X-Link Adapter Harness Module Compatible With TBSS LS2 LS3 Or LS7 8 Pin To 6 Pin DBW Throttle Body Adapter Wiring Harness Replaces
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$28.99
E3200 Throttle Body X-Link Adapter Harness Module Compatible With TBSS LS2 LS3 Or LS7 8 Pin To 6 Pin DBW Throttle Body Adapter Wiring Harness Replaces
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$19.99
Michigan Motorsports LS1 LS6 To LS2 LS3 Front Cam Sensor Extension Harness | 48" Adapter Wire For Camaro Firebird Models | Fits 1997-2007 GM LS
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$19.99
Michigan Motorsports LS1 LS6 To LS2 LS3 Front Cam Sensor Extension Harness | 48" Adapter Wire For Camaro Firebird Models | Fits 1997-2007 GM LS
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$13.99
XTPTFABS 558-416 Main Harness Fuel Wiring Harness Adapter/MAP Sensor Adapter Harness Compatible With LS3-Style MAP Sensor Adapter(1PCS)
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$13.99
XTPTFABS 558-416 Main Harness Fuel Wiring Harness Adapter/MAP Sensor Adapter Harness Compatible With LS3-Style MAP Sensor Adapter(1PCS)
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$18.99
LIZAPUS 2 Set 36" Ignition Coil Extension Harness Relocation For LS1 LS2 LS3 LS6 LQ4 LM7
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66
$18.99
LIZAPUS 2 Set 36" Ignition Coil Extension Harness Relocation For LS1 LS2 LS3 LS6 LQ4 LM7
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$12.59
Anina PT2713 Replace GM Electronic Throttle Body Control Motor Connector Throttle Body Actuator Wire Harness For GM Engine LS2 LS3 LS7 2006-2015
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$12.59
Anina PT2713 Replace GM Electronic Throttle Body Control Motor Connector Throttle Body Actuator Wire Harness For GM Engine LS2 LS3 LS7 2006-2015
Amazon.com
$104.39
SOKAKOSC Engine Wiring Harness 4L80E DBW Compatible With LS3 Vortec Standalone Wire Harness Drive By Wire 4.8L 5.3L 6.0L 2003-2007
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Free shipping
$104.39
SOKAKOSC Engine Wiring Harness 4L80E DBW Compatible With LS3 Vortec Standalone Wire Harness Drive By Wire 4.8L 5.3L 6.0L 2003-2007
Amazon.com
$43.99
ICT Billet 48" Inch Wire Extension Harness LS3 Gen 4 MAF Mass Air Flow Intake Air IAT Sensor Cartridge Card Style Wiring Compatible With GM 6.2 L99
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Free shipping
$43.99
ICT Billet 48" Inch Wire Extension Harness LS3 Gen 4 MAF Mass Air Flow Intake Air IAT Sensor Cartridge Card Style Wiring Compatible With GM 6.2 L99
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$18.99
Michigan Motorsports 5 Wire MAF Mass Air Flow 24" Wiring Harness MAF LS3 LS7 Fitment For GM Chevy Buick Pontiac Cadillac GMC Hummer SAAB
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26
$18.99
Michigan Motorsports 5 Wire MAF Mass Air Flow 24" Wiring Harness MAF LS3 LS7 Fitment For GM Chevy Buick Pontiac Cadillac GMC Hummer SAAB
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$972.95
Holley 300-679: Ls3 Lo-Ram Manifold Kit, Single Injector
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4
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$972.95
Holley 300-679: Ls3 Lo-Ram Manifold Kit, Single Injector
Amazon.com
$15.99
AUTOKAY Injector Adapters Compatible With LQ4 LQ9 4.8 5.3 6.0 Delphi Wire Harness To LS2 LS3 LS7 EV6
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$15.99
AUTOKAY Injector Adapters Compatible With LQ4 LQ9 4.8 5.3 6.0 Delphi Wire Harness To LS2 LS3 LS7 EV6
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$17.99
WMPHE Compatible With MAF/IAT Sensor Adapter Wiring Harness LS1 LS3 Wire To LS2 LS6 LQ4 Vortec 5 Wire Matched With Engine Harness Connector
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$17.99
WMPHE Compatible With MAF/IAT Sensor Adapter Wiring Harness LS1 LS3 Wire To LS2 LS6 LQ4 Vortec 5 Wire Matched With Engine Harness Connector
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LS2 To LS3/LS7 MAF Adapter Harness Corvette GTO
Michigan Motorsports
$29.99
LS2 To LS3/LS7 MAF Adapter Harness Corvette GTO
Michigan Motorsports
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Hisport Gen 4 Throttle Body Connector Harness Pigtail DBW 6 Wire 4.8 5.3 6.0 LS2 LS3, 19259452, 2PCS
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$16.99
Hisport Gen 4 Throttle Body Connector Harness Pigtail DBW 6 Wire 4.8 5.3 6.0 LS2 LS3, 19259452, 2PCS
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Shop LS3 Harness Modification

Sponsored
About our ads
$127.08
$145.15
NEW Standalone Harness Wiring Kit For LS3 LS2 TR6060 T56 / 58X 6.2L 2006-2015 Standalone Harness
AliExpress
12% off
$127.08
$145.15
NEW Standalone Harness Wiring Kit For LS3 LS2 TR6060 T56 / 58X 6.2L 2006-2015 Standalone Harness
AliExpress
$30.99
$36.95
LS Gen III Engine Wiring Systems: 97-07 (Performance How-To, SA516)
Amazon.com
75
Free shipping
16% off
$30.99
$36.95
LS Gen III Engine Wiring Systems: 97-07 (Performance How-To, SA516)
Amazon.com
$44.95
DRAGON FIRE PERFORMANCE Ignition Coil Relocation Connector Harness Set Compatible With LQ9 LQ4 LS2 LS3 LS7 LSX 4.8 5.3 6.0 6.2 7.0 Truck Replaces
Amazon.com
6
Free shipping
$44.95
DRAGON FIRE PERFORMANCE Ignition Coil Relocation Connector Harness Set Compatible With LQ9 LQ4 LS2 LS3 LS7 LSX 4.8 5.3 6.0 6.2 7.0 Truck Replaces
Amazon.com
$12.79
$15.19
Jecoupoon 2 PCS LS Ignition Coil Extension Harness Relocation 36" Compatible With LS LS1 LS2 LS3 LS6 LQ4 LM7
Amazon.com
15% off
$12.79
$15.19
Jecoupoon 2 PCS LS Ignition Coil Extension Harness Relocation 36" Compatible With LS LS1 LS2 LS3 LS6 LQ4 LM7
Amazon.com
$299.00
HPI LS3 LS2 2006-2015 6.2L STANDALONE Harness 6L80E/6L90E 58X Drive By Wire DBW
Amazon.com
Free shipping
$299.00
HPI LS3 LS2 2006-2015 6.2L STANDALONE Harness 6L80E/6L90E 58X Drive By Wire DBW
Amazon.com
$28.99
E3200 Throttle Body X-Link Adapter Harness Module Compatible With TBSS LS2 LS3 Or LS7 8 Pin To 6 Pin DBW Throttle Body Adapter Wiring Harness Replaces
Amazon.com
$28.99
E3200 Throttle Body X-Link Adapter Harness Module Compatible With TBSS LS2 LS3 Or LS7 8 Pin To 6 Pin DBW Throttle Body Adapter Wiring Harness Replaces
Amazon.com
$19.99
Michigan Motorsports LS1 LS6 To LS2 LS3 Front Cam Sensor Extension Harness | 48" Adapter Wire For Camaro Firebird Models | Fits 1997-2007 GM LS
Amazon.com
33
$19.99
Michigan Motorsports LS1 LS6 To LS2 LS3 Front Cam Sensor Extension Harness | 48" Adapter Wire For Camaro Firebird Models | Fits 1997-2007 GM LS
Amazon.com
$13.99
XTPTFABS 558-416 Main Harness Fuel Wiring Harness Adapter/MAP Sensor Adapter Harness Compatible With LS3-Style MAP Sensor Adapter(1PCS)
Amazon.com
$13.99
XTPTFABS 558-416 Main Harness Fuel Wiring Harness Adapter/MAP Sensor Adapter Harness Compatible With LS3-Style MAP Sensor Adapter(1PCS)
Amazon.com
$18.99
LIZAPUS 2 Set 36" Ignition Coil Extension Harness Relocation For LS1 LS2 LS3 LS6 LQ4 LM7
Amazon.com
66
$18.99
LIZAPUS 2 Set 36" Ignition Coil Extension Harness Relocation For LS1 LS2 LS3 LS6 LQ4 LM7
Amazon.com
$12.59
Anina PT2713 Replace GM Electronic Throttle Body Control Motor Connector Throttle Body Actuator Wire Harness For GM Engine LS2 LS3 LS7 2006-2015
Amazon.com
$12.59
Anina PT2713 Replace GM Electronic Throttle Body Control Motor Connector Throttle Body Actuator Wire Harness For GM Engine LS2 LS3 LS7 2006-2015
Amazon.com
$104.39
SOKAKOSC Engine Wiring Harness 4L80E DBW Compatible With LS3 Vortec Standalone Wire Harness Drive By Wire 4.8L 5.3L 6.0L 2003-2007
Amazon.com
Free shipping
$104.39
SOKAKOSC Engine Wiring Harness 4L80E DBW Compatible With LS3 Vortec Standalone Wire Harness Drive By Wire 4.8L 5.3L 6.0L 2003-2007
Amazon.com
$43.99
ICT Billet 48" Inch Wire Extension Harness LS3 Gen 4 MAF Mass Air Flow Intake Air IAT Sensor Cartridge Card Style Wiring Compatible With GM 6.2 L99
Amazon.com
Free shipping
$43.99
ICT Billet 48" Inch Wire Extension Harness LS3 Gen 4 MAF Mass Air Flow Intake Air IAT Sensor Cartridge Card Style Wiring Compatible With GM 6.2 L99
Amazon.com
$18.99
Michigan Motorsports 5 Wire MAF Mass Air Flow 24" Wiring Harness MAF LS3 LS7 Fitment For GM Chevy Buick Pontiac Cadillac GMC Hummer SAAB
Amazon.com
26
$18.99
Michigan Motorsports 5 Wire MAF Mass Air Flow 24" Wiring Harness MAF LS3 LS7 Fitment For GM Chevy Buick Pontiac Cadillac GMC Hummer SAAB
Amazon.com
$972.95
Holley 300-679: Ls3 Lo-Ram Manifold Kit, Single Injector
Amazon.com
4
Free shipping
$972.95
Holley 300-679: Ls3 Lo-Ram Manifold Kit, Single Injector
Amazon.com
$15.99
AUTOKAY Injector Adapters Compatible With LQ4 LQ9 4.8 5.3 6.0 Delphi Wire Harness To LS2 LS3 LS7 EV6
Amazon.com
371
$15.99
AUTOKAY Injector Adapters Compatible With LQ4 LQ9 4.8 5.3 6.0 Delphi Wire Harness To LS2 LS3 LS7 EV6
Amazon.com
$17.99
WMPHE Compatible With MAF/IAT Sensor Adapter Wiring Harness LS1 LS3 Wire To LS2 LS6 LQ4 Vortec 5 Wire Matched With Engine Harness Connector
Amazon.com
44
$17.99
WMPHE Compatible With MAF/IAT Sensor Adapter Wiring Harness LS1 LS3 Wire To LS2 LS6 LQ4 Vortec 5 Wire Matched With Engine Harness Connector
Amazon.com
$29.99
LS2 To LS3/LS7 MAF Adapter Harness Corvette GTO
Michigan Motorsports
$29.99
LS2 To LS3/LS7 MAF Adapter Harness Corvette GTO
Michigan Motorsports
$16.99
Hisport Gen 4 Throttle Body Connector Harness Pigtail DBW 6 Wire 4.8 5.3 6.0 LS2 LS3, 19259452, 2PCS
Amazon.com
$16.99
Hisport Gen 4 Throttle Body Connector Harness Pigtail DBW 6 Wire 4.8 5.3 6.0 LS2 LS3, 19259452, 2PCS
Amazon.com