725 SOUTH LA CADENA DRIVE COLTON CA USA 92324
909.291.7550

LS Wiring Harnesses With ECU

Rely on CBM Motorsports™ high-performance mil-spec LS, LT, Ecotec and Alloytec Standalone Wiring Harnesses and Complete Wiring Harness Kits to tell your racer, rod or rail what to do next. All CBM Motorsports™ harnesses are completely plug and play with switched power, constant power, sensor and ground connections required.

All CBM Motorsports™ complete harness kits come with everything you need to get running including a professionally pre- programed ECU for your application. 

CBM harnesses are professionally constructed with brand new OEM GM Delphi connectors and US made TXL (polyethylene cross linked) high temperature wire to GM Specifications. We also manufacture wiring harness extensions, pig tails and adapters in addition to carrying products from AEM, Holley, ACDelco, MSD and Painless Wiring.

CBM is an authorized MoTeC and Holley EFI dealer.

Have a question or need more info? Give us a call at 909.290.7550.

View CBM Motorsports products in action here.

Narrow it down

Click Image For More Details
CBM MOTORSPORTS™ LS SERIES COMPLETE STANDALONE WIRING HARNESS WITH GREEN/BLUE OEM ECU

Part Number: CBM-4900-4L80-EV1-ETB-ECU

Price: $1,099.99

View More


Click Image For More Details
CBM MOTORSPORTS™ LS SERIES COMPLETE STANDALONE WIRING HARNESS WITH RED/BLUE OEM ECU

Part Number: CBM-4896-4L80-EV1-ETB-ECU

Price: $1,099.99

View More


Click Image For More Details
HOLLEY EFI TERMINATOR X - GEN IV 4.8/5.3/6.0 GM TRUCK ENGINES AND LS2/LS3 W/ OR W/O TOUCHSCREEN

Part Number: HLY-550-905

Price: $1,370.95 - $2,229.95

View More


Click Image For More Details
HOLLEY EFI TERMINATOR X MAX - GEN IV 4.8/5.3/6.0 GM TRUCK ENGINES AND LS2/LS3 W/ OR W/O TOUCH SCREEN

Part Number: HLY-550-935

Price: $911.95 - $2,057.95

View More


Click Image For More Details
HOLLEY EFI HP EFI ECU GM LS2/LS3/LS7 58x W/WIRING HARNESS KIT

Part Number: HLY-550-603

Price: $2,608.95


Click Image For More Details
HOLLEY EFI HP EFI ECU GM LS1/LS6 24X W/WIRING HARNESS

Part Number: HLY-550-602

Price: $2,608.95


Click Image For More Details
MSD LS IGNITION CONTROLLER BLACK

Part Number: MSD-60143

Price: $509.95


Click Image For More Details
MSD LS IGNITION CONTROLLER RED

Part Number: MSD-6014

Price: $509.95