top of page

I want your business, I have most major brands available.  Please call me on the phone to place your order.  I offer large discounts over the phone where I can't list them online. 530-244-7709, Military and First Responder Discounts!

5% Off ADS Shocks, code: ADSFXP

5% off Rigid Lights, code:
RIGIDFXP

Wire Harness LSX

Store / Holley EFI / Wire Harness LSX

Filters

Clear all
Filters
Clear all
On Sale
LS COIL HARNESSES Factory replacement coil harness for stock LS coils, does not fit LS1 or LS6 Coils.
LS COIL HARNESSES Factory replacement coil harness for stock LS coils, does not fit LS1 or LS6 Coils.
LS COIL HARNESSES Factory replacement coil harness for stock LS coils, does not fit LS1 or LS6 Coils.
SKU 558-321
was $185.00
Save 2%
$180.89
Holley EFI Holley EFI CAN Splitter
Holley EFI Holley EFI CAN Splitter
Holley EFI Holley EFI CAN Splitter
SKU 558-465
$38.54
LS Coil Extension Harnesses Designed to extend your factory coil harness, allowing you to easily remote mount your LS ignition coils.
LS Coil Extension Harnesses Designed to extend your factory coil harness, allowing you to easily remote mount your LS ignition coils.
LS Coil Extension Harnesses Designed to extend your factory coil harness, allowing you to easily remote mount your LS ignition coils.
SKU 558-326
$100.89
LS1/6 (24x/1x) Engine Main Harness, Extended Length LS1/6 Main Harness for HP EFI & Dominator EFI
LS1/6 (24x/1x) Engine Main Harness, Extended Length LS1/6 Main Harness for HP EFI & Dominator EFI
LS1/6 (24x/1x) Engine Main Harness, Extended Length LS1/6 Main Harness for HP EFI & Dominator EFI
SKU 558-133
$544.95
Holley EFI 58X EFI HARNESS KIT LS2/LS3/LS7, 58X Crank Sensor, USCAR/ EV6 Injector
Holley EFI 58X EFI HARNESS KIT LS2/LS3/LS7, 58X Crank Sensor, USCAR/ EV6 Injector
Holley EFI 58X EFI HARNESS KIT LS2/LS3/LS7, 58X Crank Sensor, USCAR/ EV6 Injector
SKU 558-501
$762.95
Holley EFI LS 58X EFI HARNESS KIT LS2/LS3/LS7, 58X Crank Sensor, Bosch Injector
Holley EFI LS 58X EFI HARNESS KIT LS2/LS3/LS7, 58X Crank Sensor, Bosch Injector
Holley EFI LS 58X EFI HARNESS KIT LS2/LS3/LS7, 58X Crank Sensor, Bosch Injector
SKU 558-502
$792.38
LS1/6 (24x/1x) Engine Main Harness LS1/6 Main Harness for HP EFI & Dominator EFI
LS1/6 (24x/1x) Engine Main Harness LS1/6 Main Harness for HP EFI & Dominator EFI
LS1/6 (24x/1x) Engine Main Harness LS1/6 Main Harness for HP EFI & Dominator EFI
SKU 558-102
$580.92
LS2/3/7+ (58x/4x) Engine Main Harness Extended Length LS2/3/7+ (58x/4x) Engine Main Harness for HP EFI & Dominator EFI
LS2/3/7+ (58x/4x) Engine Main Harness Extended Length LS2/3/7+ (58x/4x) Engine Main Harness for HP EFI & Dominator EFI
LS2/3/7+ (58x/4x) Engine Main Harness Extended Length LS2/3/7+ (58x/4x) Engine Main Harness for HP EFI & Dominator EFI
SKU 558-134
$544.95
LSx Injector Harness - For EV6 Style Injectors LSx Injector Harness for HP EFI, Dominator EFI and Terminator X.
LSx Injector Harness - For EV6 Style Injectors LSx Injector Harness for HP EFI, Dominator EFI and Terminator X.
LSx Injector Harness - For EV6 Style Injectors LSx Injector Harness for HP EFI, Dominator EFI and Terminator X.
SKU 558-201
$151.46
Holley EFI Sealed USB Cable 7'
Holley EFI Sealed USB Cable 7'
Holley EFI Sealed USB Cable 7'
SKU 558-409
$71.23
On Sale
Holley EFI LS Main Harness to LS3-style MAP Sensor Adapter Adapter Harness
Holley EFI LS Main Harness to LS3-style MAP Sensor Adapter Adapter Harness
Holley EFI LS Main Harness to LS3-style MAP Sensor Adapter Adapter Harness
SKU 558-416
was $37.89
Save 2%
$37.17
Holley EFI GM LS 24X EFI HARNESS KIT GM LS1/6, 24X Crank Sensor, Bosch Injector
Holley EFI GM LS 24X EFI HARNESS KIT GM LS1/6, 24X Crank Sensor, Bosch Injector
Holley EFI GM LS 24X EFI HARNESS KIT GM LS1/6, 24X Crank Sensor, Bosch Injector
SKU 558-500
$792.38
Display prices in: USD
bottom of page