ECU
Engine Management & Tuning
Street - Drag - Drift - Time Attack - Off-Road - Swap
Browse engine management and tuning parts by ECUs, reflashing, harnessing, wideband, boost control, ignition control, sensors, CAN systems, data logging, digital dashes, dyno support, race electronics, and custom integration hardware.
Standalone, piggyback, and OEM tuning coverageHarness, sensor, CAN, and data supportStreet, race, off-road, diesel, and custom integration
Core ECU, Tuning & DisplaysSensors, Wiring & Control SystemsData, Inputs & Vehicle ElectronicsSpecialty, Race & Support
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Street - Drag - Drift - Time Attack - Off-Road - Swap
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Using the Water Meth layout as the shared category shell.
Street
Street / OEM Tuning
OEM reflash tools, handheld tuners, plug-in ECUs, replacement modules, CAN integration, and stable street-focused calibration support.
Race
Race / Motorsport
Standalone ECUs, race dashes, data logging, boost control, keypad systems, paddle shift electronics, and power distribution for track use.
Custom
Custom / Swap / Fabrication
Universal harness kits, patch harnesses, bulkhead connectors, sensor bungs, breakout boxes, DBW control, and custom integration modules.
Specialty
Diesel / Off-Road / Boosted
Diesel controllers, boosted engine electronics, off-road sealed modules, GPS interfaces, and failsafes for harsher environments and higher load.
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Shortcuts for shoppers who know the problem or system they need.
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No ECU / Tuning Path Yet
Start with standalone ECUs, piggybacks, reflashing tools, handheld tuners, and tuning software.
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Wiring / Sensor Problems
Good for harnesses, patch harnesses, connectors, sensors, pigtails, wideband, and CAN wiring.
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Need Data / Dash / Logging
Best for data loggers, telemetry, digital dashes, datalog accessories, OBD tools, and dyno support.
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Need More Control / Safety
Useful for boost control, ignition, launch control, DBW, traction, failsafes, and fuel control electronics.
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Grouped the same way as Water Meth so the catalog feels consistent across categories.
Showing 64 of 64 sections
Core ECU, Tuning & Displays
Primary tuning hardware, flashing tools, harnessing, CAN devices, data systems, and driver displays customers usually start with first.
Core ECU, Tuning & DisplaysECU
Standalone ECUs
Standalone ECUs including Plug-In Standalone ECUs, Universal Standalone ECUs, Race ECUs, Street Performance ECUs, and related electronics, control, tuning, and installation support.
Best for standalone ecus
Core ECU, Tuning & DisplaysTuning
Tuning Software / Licenses / Calibration Support
Tuning Software / Licenses / Calibration Support including ECU Software Licenses, Calibration Packages, Base Map Packages, Datalog Review Packages, and related electronics, control, tuning, and installation support.
Best for tuning software and licenses and calibration support
Core ECU, Tuning & DisplaysECU
ECU Harnesses / Engine Harnesses
ECU Harnesses / Engine Harnesses including ECU Main Harnesses, Universal Engine Harnesses, Plug-And-Play Harnesses, Flying Lead Harnesses, and related electronics, control, tuning, and installation support.
Best for ecu harnesses and engine harnesses
Core ECU, Tuning & DisplaysData
Data Loggers / Telemetry
Data Loggers / Telemetry including Multi-Channel Data Loggers, Telemetry Modules, GPS Data Modules, Lap Timing Modules, and related electronics, control, tuning, and installation support.
Best for data loggers and telemetry
Core ECU, Tuning & DisplaysTuning
Digital Dashes / Driver Displays
Digital Dashes / Driver Displays including Motorsports Dash Displays, Street Dash Displays, Compact Dash Displays, CAN Dash Displays, and related electronics, control, tuning, and installation support.
Best for digital dashes and driver displays
Core ECU, Tuning & DisplaysECU
Piggyback ECU Systems
Piggyback ECU Systems including Fuel Piggyback Controllers, Ignition Piggyback Controllers, Boost Piggyback Controllers, Signal Modifier Modules, and related electronics, control, tuning, and installation support.
Best for piggyback ecu systems
Core ECU, Tuning & DisplaysECU
OEM ECU Upgrades / Reflashing
OEM ECU Upgrades / Reflashing including ECU Reflash Tools, Flash Licenses, ECU Unlock Tools, Bench Flash Tools, and related electronics, control, tuning, and installation support.
Best for oem ecu upgrades and reflashing
Core ECU, Tuning & DisplaysTuning
Handheld Tuners / Programmers
Handheld Tuners / Programmers including Performance Programmers, Touchscreen Tuners, OBD Tuning Devices, Diesel Tuners, and related electronics, control, tuning, and installation support.
Best for handheld tuners and programmers
Core ECU, Tuning & DisplaysTuning
Engine Control Modules / Modules
Engine Control Modules / Modules including Powertrain Control Modules, ECU Main Modules, Replacement Control Modules, Auxiliary Control Modules, and related electronics, control, tuning, and installation support.
Best for engine control modules and modules
Core ECU, Tuning & DisplaysTuning
Transmission Control / TCU Systems
Transmission Control / TCU Systems including Standalone TCUs, Automatic Transmission Controllers, Paddle Shift Controllers, Gear Control Modules, and related electronics, control, tuning, and installation support.
Best for transmission control and tcu systems
Core ECU, Tuning & DisplaysHarness
Patch Harnesses / Adapter Harnesses
Patch Harnesses / Adapter Harnesses including ECU Adapter Harnesses, Sensor Adapter Harnesses, Injector Adapter Harnesses, Coil Adapter Harnesses, and related electronics, control, tuning, and installation support.
Best for patch harnesses and adapter harnesses
Core ECU, Tuning & DisplaysHarness
Sub-Harnesses / Branch Harnesses
Sub-Harnesses / Branch Harnesses including Coil Harnesses, DBW Sub-Harnesses, Idle Control Harnesses, Wideband Sub-Harnesses, and related electronics, control, tuning, and installation support.
Best for sub-harnesses and branch harnesses
Core ECU, Tuning & DisplaysHarness
Wiring Harness Components
Wiring Harness Components including Connector Pins, Connector Seals, Pigtails, Wire Loom, and related electronics, control, tuning, and installation support.
Best for wiring harness components
Core ECU, Tuning & DisplaysTuning
Bulkhead Connectors / Firewall Pass-Throughs
Bulkhead Connectors / Firewall Pass-Throughs including Firewall Pass-Through Connectors, Bulkhead Plates, Harness Bulkhead Kits, Sealed Firewall Grommets, and related electronics, control, tuning, and installation support.
Best for bulkhead connectors and firewall pass-throughs
Core ECU, Tuning & DisplaysTuning
Power Distribution / Fuse / Relay Systems
Power Distribution / Fuse / Relay Systems including Fuse Blocks, Relay Blocks, Solid State Power Modules, Race Power Panels, and related electronics, control, tuning, and installation support.
Best for power distribution and fuse and relay systems
Core ECU, Tuning & DisplaysTuning
CAN Bus / Communications
CAN Bus / Communications including CAN Keypads, CAN Expansion Modules, CAN Hubs, CAN Junction Blocks, and related electronics, control, tuning, and installation support.
Best for can bus and communications
Core ECU, Tuning & DisplaysData
Data Analysis / Logging Support
Data Analysis / Logging Support including USB Logging Cables, CAN Logging Adapters, ECU Memory Cards, Data Download Docking Accessories, and related electronics, control, tuning, and installation support.
Best for data analysis and logging support
Sensors, Wiring & Control Systems
Sensors, wideband, lambda, boost, ignition, fuel, DBW, safety, and supporting control electronics for stable tuning and engine protection.
Sensors, Wiring & Control SystemsTuning
Wideband / AFR Systems
Wideband / AFR Systems including Wideband Gauges, Wideband O2 Sensors, Dual Wideband Systems, CAN Wideband Modules, and related electronics, control, tuning, and installation support.
Best for wideband and afr systems
Sensors, Wiring & Control SystemsTuning
Boost Control Systems
Boost Control Systems including Boost Control Solenoids, 3-Port Solenoids, 4-Port Solenoids, CO2 Boost Control Components, and related electronics, control, tuning, and installation support.
Best for boost control systems
Sensors, Wiring & Control SystemsSensors
Sensors / Engine Management Sensors
Sensors / Engine Management Sensors including TMAP Sensors, MAF Sensors, IAT Sensors, Coolant Temperature Sensors, and related electronics, control, tuning, and installation support.
Best for sensors and engine management sensors
Sensors, Wiring & Control SystemsSensors
Sensor Adapters / Mounting / Pigtails
Sensor Adapters / Mounting / Pigtails including Weld-On Sensor Bungs, Inline Sensor Adapters, Sensor Mount Blocks, Sensor Brackets, and related electronics, control, tuning, and installation support.
Best for sensor adapters and mounting and pigtails
Sensors, Wiring & Control SystemsTuning
Lambda / Closed-Loop Control
Lambda / Closed-Loop Control including Closed-Loop Lambda Controllers, Lambda Target Modules, Lambda Compensation Modules, Lambda CAN Interfaces, and related electronics, control, tuning, and installation support.
Best for lambda and closed-loop control
Sensors, Wiring & Control SystemsTuning
EGT / Lambda / Exhaust Monitoring
EGT / Lambda / Exhaust Monitoring including EGT Probes, EGT Amplifier Modules, Thermocouple Amplifiers, Lambda Controllers, and related electronics, control, tuning, and installation support.
Best for egt and lambda and exhaust monitoring
Sensors, Wiring & Control SystemsTuning
Nitrous / Auxiliary Output Control
Nitrous / Auxiliary Output Control including Progressive Nitrous Controllers, Stage Controllers, Window Switches, RPM Switches, and related electronics, control, tuning, and installation support.
Best for nitrous and auxiliary output control
Sensors, Wiring & Control SystemsTuning
Ignition Control Systems
Ignition Control Systems including CDI Boxes, Capacitive Discharge Ignition, Ignition Amplifiers, Timing Retard Modules, and related electronics, control, tuning, and installation support.
Best for ignition control systems
Sensors, Wiring & Control SystemsTuning
Coil Control / Coil Conversions
Coil Control / Coil Conversions including Coil Drivers, Smart Coil Drivers, Dumb Coil Drivers, Ignition Amplifier Modules, and related electronics, control, tuning, and installation support.
Best for coil control and coil conversions
Sensors, Wiring & Control SystemsTuning
Trigger Kits / Crank / Cam Timing
Trigger Kits / Crank / Cam Timing including Cam Trigger Kits, Trigger Wheels, Trigger Brackets, Sensor Brackets, and related electronics, control, tuning, and installation support.
Best for trigger kits and crank and cam timing
Sensors, Wiring & Control SystemsTuning
VVT / VCT / Cam Control
VVT / VCT / Cam Control including VCT Controllers, Cam Phasing Controllers, Cam Control Solenoids, Cam Timing Modules, and related electronics, control, tuning, and installation support.
Best for vvt and vct and cam control
Sensors, Wiring & Control SystemsTuning
Knock Control Systems
Knock Control Systems including Knock Amplifiers, Dual Channel Knock Controllers, Knock Sensor Harnesses, Knock Frequency Filters, and related electronics, control, tuning, and installation support.
Best for knock control systems
Sensors, Wiring & Control SystemsTuning
Fuel Control Electronics
Fuel Control Electronics including Peak and Hold Drivers, Fuel Pump Controllers, Fuel Pressure Control Modules, Secondary Injector Controllers, and related electronics, control, tuning, and installation support.
Best for fuel control electronics
Sensors, Wiring & Control SystemsTuning
Flex Fuel / Ethanol Control
Flex Fuel / Ethanol Control including Ethanol Content Modules, Flex Fuel CAN Modules, Fuel Composition Inputs, Flex Fuel Harnesses, and related electronics, control, tuning, and installation support.
Best for flex fuel and ethanol control
Sensors, Wiring & Control SystemsTuning
DBW / Throttle Control
DBW / Throttle Control including DBW Throttle Bodies, DBW Pedals, Pedal Position Sensors, Throttle Motor Controllers, and related electronics, control, tuning, and installation support.
Best for dbw and throttle control
Sensors, Wiring & Control SystemsTuning
Idle Control / Air Control
Idle Control / Air Control including Idle Control Modules, Idle Air Adapters, IAC Harnesses, Air Control Accessories, and related electronics, control, tuning, and installation support.
Best for idle control and air control
Sensors, Wiring & Control SystemsTuning
Rev Limit / Launch / Traction Control
Rev Limit / Launch / Traction Control including Two-Step Controllers, Launch Control Modules, Traction Control Modules, Slip Control Modules, and related electronics, control, tuning, and installation support.
Best for rev limit and launch and traction control
Sensors, Wiring & Control SystemsTuning
Wheel Speed / Traction Inputs
Wheel Speed / Traction Inputs including Wheel Speed Harnesses, Tone Ring Kits, Wheel Speed Modules, Speed Sensor Brackets, and related electronics, control, tuning, and installation support.
Best for wheel speed and traction inputs
Data, Inputs & Vehicle Electronics
Switch inputs, diagnostics, dyno support, vehicle dynamics, power distribution, mounting, and breakout hardware for clean integration and testing.
Data, Inputs & Vehicle ElectronicsTuning
OBD / Scan / Interface Tools
OBD / Scan / Interface Tools including Bluetooth OBD Modules, Wi-Fi OBD Modules, Bench Interface Tools, CAN Interface Modules, and related electronics, control, tuning, and installation support.
Best for obd and scan and interface tools
Data, Inputs & Vehicle ElectronicsTuning
Safety / Protection / Failsafes
Safety / Protection / Failsafes including Oil Pressure Failsafes, Coolant Temp Failsafes, Lean Protection Modules, Boost Cut Failsafes, and related electronics, control, tuning, and installation support.
Best for safety and protection and failsafes
Data, Inputs & Vehicle ElectronicsTuning
Switch Panels / User Input Devices
Switch Panels / User Input Devices including Race Switch Panels, Toggle Panels, Push Button Panels, Keypad Panels, and related electronics, control, tuning, and installation support.
Best for switch panels and user input devices
Data, Inputs & Vehicle ElectronicsTuning
Calibration / Map Switching
Calibration / Map Switching including Map Selector Switches, Boost Adjustment Knobs, Traction Adjustment Knobs, Rotary Map Switches, trim controls, and related electronics, control, tuning, and installation support.
Best for multi-map calibrations, driver-selectable tunes, and fast map changes
Data, Inputs & Vehicle ElectronicsRace
Motorsport Keypads / Keypad Accessories
Motorsport Keypads / Keypad Accessories including Keypad Mounts, Keypad Labels, Keypad Harnesses, Keypad Button Caps, and related electronics, control, tuning, and installation support.
Best for motorsport keypads and keypad accessories
Data, Inputs & Vehicle ElectronicsTuning
Buttons / Switches / Rotary Inputs
Buttons / Switches / Rotary Inputs including Push Buttons, Momentary Buttons, Rotary Switches, Weatherproof Switches, and related electronics, control, tuning, and installation support.
Best for buttons and switches and rotary inputs
Data, Inputs & Vehicle ElectronicsTuning
Diagnostic / Communication Cables
Diagnostic / Communication Cables including Serial Cables, OBD Communication Cables, CAN Cables, ECU Programming Cables, and related electronics, control, tuning, and installation support.
Best for diagnostic and communication cables
Data, Inputs & Vehicle ElectronicsTuning
Tuning Panels / Dyno Support
Tuning Panels / Dyno Support including Dyno RPM Pickups, Load Cell Interface Modules, Wideband Logging Interfaces, Tuning Dash Mounts, and related electronics, control, tuning, and installation support.
Best for tuning panels and dyno support
Data, Inputs & Vehicle ElectronicsData
Remote Tuning / Communication
Remote Tuning / Communication including Bluetooth Modules, Wi-Fi Modules, telemetry links, remote tune adapters, cloud logging systems, and communication hardware for connected calibration support.
Best for wireless tuning access, remote revisions, and connected data review
Data, Inputs & Vehicle ElectronicsIntegration
Vehicle Integration Modules
Vehicle Integration Modules including CAN translators, OBD integration modules, body control integration modules, gauge cluster interfaces, and bridge electronics for cleaner OEM-to-aftermarket communication.
Best for keeping OEM systems, clusters, and chassis electronics talking to aftermarket controls
Data, Inputs & Vehicle ElectronicsTuning
GPS / Speed / Vehicle Dynamics Inputs
GPS / Speed / Vehicle Dynamics Inputs including GPS Antennas, Accelerometers, G-Force Modules, Wheel Speed Interfaces, and related electronics, control, tuning, and installation support.
Best for gps and speed and vehicle dynamics inputs
Data, Inputs & Vehicle ElectronicsRace
Motorsports Electronics
Motorsports Electronics including Pit Lane Speed Limit Modules, Driver Warning Modules, Staging Controllers, Shift Cut Modules, and related electronics, control, tuning, and installation support.
Best for motorsports electronics
Data, Inputs & Vehicle ElectronicsTuning
Power / Ground / Voltage Management
Power / Ground / Voltage Management including Power Filters, Ground Distribution Blocks, ECU Power Harnesses, Voltage Monitoring Modules, and related electronics, control, tuning, and installation support.
Best for power and ground and voltage management
Data, Inputs & Vehicle ElectronicsHarness
Wiring / Electrical Support
Wiring / Electrical Support including ECU wiring kits, shielded wire, CAN wire, harness loom, heat shrink, relay kits, and electrical finishing supplies for clean installs.
Best for finishing harnesses, reducing noise issues, and building reliable wiring layouts
Data, Inputs & Vehicle ElectronicsTuning
Mounting Brackets / Electronics Mounts
Mounting Brackets / Electronics Mounts including Dash Mount Brackets, PDM Mounts, Relay Panel Mounts, Sensor Mount Brackets, and related electronics, control, tuning, and installation support.
Best for mounting brackets and electronics mounts
Data, Inputs & Vehicle ElectronicsTuning
Breakout Boxes / Test Adapters
Breakout Boxes / Test Adapters including Harness Breakout Boxes, Sensor Test Adapters, Pin Test Boards, Signal Breakout Modules, and related electronics, control, tuning, and installation support.
Best for breakout boxes and test adapters
Specialty, Race & Support
Diesel, boosted, naturally aspirated, drag, drift, rally, OEM replacement, universal integration, service kits, replacement parts, and misc tuning electronics.
Specialty, Race & SupportRace
Race / Performance Engine Management
Race / Performance Engine Management including race ECU packages, motorsport PDM packages, dash and ECU bundles, drag electronics, drift electronics, and complete competition-oriented control packages.
Best for complete competition-focused electronics packages and matched systems
Specialty, Race & SupportTuning
Waterproof / Marine / Off-Road Engine Electronics
Waterproof / Marine / Off-Road Engine Electronics including Waterproof Connectors, Marine Engine Management Modules, Off-Road Sealed Modules, Rugged Sensor Harnesses, and related electronics, control, tuning, and installation support.
Best for waterproof and marine and off-road engine electronics
Specialty, Race & SupportTuning
Diesel Tuning / Management
Diesel Tuning / Management including Diesel Standalone Controllers, Fuel Rail Pressure Modules, Turbo Vane Controllers, Diesel Sensor Modules, and related electronics, control, tuning, and installation support.
Best for diesel tuning and management
Specialty, Race & SupportTuning
Boosted Engine Electronics
Boosted Engine Electronics including Boost Referenced Safety Modules, MAP Upgrade Kits, Additional Injector Controllers, Meth Injection Integration Modules, and related electronics, control, tuning, and installation support.
Best for boosted engine electronics
Specialty, Race & SupportTuning
Naturally Aspirated Tuning Electronics
Naturally Aspirated Tuning Electronics including ITB Control Modules, DBW ITB Controllers, Alpha-N Support Modules, TPS Signal Conditioner Modules, and related electronics, control, tuning, and installation support.
Best for naturally aspirated tuning electronics
Specialty, Race & SupportTuning
Drag Racing Tuning Electronics
Drag Racing Tuning Electronics including Nitrous Staging Controllers, Staging Lane RPM Modules, Transbrake Integration Modules, Delay Output Modules, and related electronics, control, tuning, and installation support.
Best for drag racing tuning electronics
Specialty, Race & SupportRace
Drift / Road Race Tuning Electronics
Drift / Road Race Tuning Electronics including Driver Input Modules, Wheel Speed Input Modules, Cooling Fan Override Panels, Road Race Logging Modules, and related electronics, control, tuning, and installation support.
Best for drift and road race tuning electronics
Specialty, Race & SupportTuning
Off-Road / Rally Tuning Electronics
Off-Road / Rally Tuning Electronics including Dust-Sealed Harnesses, Rally Warning Modules, Aux Power Control Modules, Sealed Input Devices, and related electronics, control, tuning, and installation support.
Best for off-road and rally tuning electronics
Specialty, Race & SupportTuning
OEM Replacement / Maintenance Electronics
OEM Replacement / Maintenance Electronics including OEM Sensor Replacements, OEM Harness Replacements, OEM Control Modules, OEM Flash Support Parts, and related electronics, control, tuning, and installation support.
Best for oem replacement and maintenance electronics
Specialty, Race & SupportTuning
Universal / Custom Tuning Electronics
Universal / Custom Tuning Electronics including Universal Harness Kits, Universal Sensor Packages, Universal Relay Panels, Universal Input Panels, and related electronics, control, tuning, and installation support.
Best for universal and custom tuning electronics
Specialty, Race & SupportTuning
Install Kits / Service / Rebuild
Install Kits / Service / Rebuild including Harness Install Kits, Sensor Install Kits, CAN Install Kits, Wideband Install Kits, and related electronics, control, tuning, and installation support.
Best for install kits and service and rebuild
Specialty, Race & SupportTuning
Replacement Parts
Replacement Parts including Replacement Sensor Pigtails, Replacement O2 Sensors, Replacement Solenoids, Replacement Relay Modules, and related electronics, control, tuning, and installation support.
Best for replacement parts
Specialty, Race & SupportTuning
Engine Management & Tuning Miscellaneous
Engine Management & Tuning Miscellaneous including Vehicle-Specific Misc Tuning Parts, Universal Misc Tuning Parts, Clearance Tuning Electronics, Engine Management & Tuning Other, and related electronics, control, tuning, and installation support.
Best for engine management and tuning miscellaneous
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