Engine Management & Wiring

Optimize your vehicle's performance with our advanced Engine Management and Wiring solutions, tailored for precise control and seamless integration of your engine's systems.
SDHQ Built Products

Filters

Filters
24 products
Sort by
Sort by
Dashlink II, OBDII Digital Gauges Apple iOS/Android Dashlink II, OBDII Digital Gauges Apple iOS/Android
AutometerDashlink II, OBDII Digital Gauges Apple iOS/Android
$161.01
Terminator X Engine Management System Performance Holley Performance parts Terminator X Engine Management System Performance Holley Performance individual display
Holley PerformanceHolley Terminator X Engine Management System - 550-904
$1,427.95
InVision Universal Digital Dash Electrical Autometer display InVision Universal Digital Dash Electrical Autometer display
AutometerInVision Universal Digital Dash
$1,065.99
Autometer Fuel Bridge Electrical Autometer close-up
AutometerAutometer Fuel Bridge
$78.00
'73-87 Chevy/GMC Truck In-Vision Dash Kit Interior Accessoires Autometer display '73-87 Chevy/GMC Truck In-Vision Dash Kit Interior Accessoires Autometer display
Autometer'73-87 Chevy/GMC Truck In-Vision Dash Kit
$1,117.57
EFI Pro Dash Touchscreen Performance Holley Performance parts EFI Pro Dash Touchscreen Performance Holley Performance display
Holley PerformanceHolley EFI Pro Dash Touchscreen
$2,306.95
Terminator X MAX Engine Management Systems Performance Holley Performance parts Terminator X MAX Engine Management Systems Performance Holley Performance design
Holley PerformanceHolley Terminator X MAX Engine Management Systems
$1,783.95
HP EFI ECU and Harness Kit Performance Holley Performance parts HP EFI ECU and Harness Kit Performance Holley Performance design
Holley PerformanceHolley HP EFI ECU and Harness Kit 550-604N
$2,561.95
Sniper Throttle Position Sensor Performance Holley Performance display Sniper Throttle Position Sensor Performance Holley Performance display
Holley PerformanceHolley Sniper Throttle Position Sensor
$38.44
EFI Systems Universal V8 Wiring Harness Performance Holley Performance parts
Holley PerformanceHolley EFI Systems Universal V8 Wiring Harness
$640.95
Holley Can Adapter Female 2 Pin to Male 4 Pin Performance Holley Performance display Holley Can Adapter Female 2 Pin to Male 4 Pin Performance Holley Performance close-up
Holley PerformanceHolley Can Adapter Female 2 Pin to Male 4 Pin
$39.95
EFI Systems USB Cables Performance Holley Performance display EFI Systems USB Cables Performance Holley Performance close-up
Holley PerformanceHolley EFI Systems USB Cables
$94.69
Holley EFI Digital Dash Wiring Harness Performance Holley Performance parts
Holley PerformanceHolley EFI Digital Dash Wiring Harness
$177.95
EFI Systems Wiring Harness Performance Holley Performance display
Holley PerformanceHolley EFI Systems Wiring Harness
$77.48
Fuel Injection System Wiring Harness Performance Holley Performance display
Holley PerformanceHolley Fuel Injection System Wiring Harness
$27.68
Universal Ignition Harness Performance Holley Performance display
Holley PerformanceHolley Universal Ignition Harness
$80.99
J1A/B Dominator Aux Wiring Harness Performance Holley Performance display
Holley PerformanceHolley J1A/B Dominator Aux Wiring Harness
$93.80
LS Coil Harness Performance Holley Performance close-up LS Coil Harness Performance Holley Performance close-up
Holley PerformanceHolley LS Coil Harness
$165.95
HP EFI Smart Coil Sub Harness Performance Holley Performance parts
Holley PerformanceHolley HP EFI Smart Coil Sub Harness
$208.95
EFI Tachometer Input Conditioners Performance Holley Performance display EFI Tachometer Input Conditioners Performance Holley Performance close-up
Holley PerformanceHolley EFI Tachometer Input Conditioners
$37.71
Dominator EFI Vehicle Management System Performance Holley Performance display Dominator EFI Vehicle Management System Performance Holley Performance display
Holley PerformanceHolley Dominator EFI Vehicle Management System
$2,567.95
Holley 3.5in LCD Touchscreen Upgrades Performance Holley Performance parts Holley 3.5in LCD Touchscreen Upgrades Performance Holley Performance individual display
Holley PerformanceHolley 3.5in LCD Touchscreen Upgrades
$336.95
EFI Digital Dash Gauge Performance Holley Performance display
Holley PerformanceHolley EFI Digital Dash Gauge
$852.95
Sniper EFI Self Tunning Fuel Injection System Performance Holley Performance parts Sniper EFI Self Tunning Fuel Injection System Performance Holley Performance (back part)
Holley PerformanceHolley Sniper EFI Self Tuning Fuel Injection System
$1,966.95