Jay Wire Solutions Holley J4 Connector - Shop

You might also like

Jay Wire Solutions

TXL Wire Rolls, 25ft

(2)

J1B 26-pin Extension Harness for Holley EFI Terminator X GM Gen V LT GDI ECU

17% off

EFI Conversions

J1B 26-pin Extension Harness for Holley EFI Terminator X GM Gen V LT GDI ECU

Pro Touring Store

Holley Terminator X EFI System- Foxbody Mustang 550-937F - Ford 5.0L 79-93 Fox Body

An O2 extension harness with black wiring and connectors, branded with 'Jaywire solutions' on a white background.

Jay Wire Solutions

O2 Extension Harness

Holley Dominator ECU 26 Pin J3 (P3) Drive by Wire Extension Harness

17% off

EFI Conversions

J3 P3 26-pin Drive by Wire Extension Harness for Holley EFI Dominator ECU

17% off

EFI Conversions

Engine Control Unit (ECU) Connector Kit for Holley J2B (P2B) - Alternative Brand

17% off

EFI Conversions

Engine Control Unit (ECU) Connector Kit for Holley J3 (P3) - Alternative Brand

THAT NICK STUFF

Holley Intake Shocker

Pro Touring Store

GM Gen V LT4 Intercooler Pump Mounting Bracket

Jay Wire Solutions

Lowdoller Motorsports 0-200 PSI Sensor; 8990200

Big3RacingParts

Holley EFI- 570-348 J4 Connector Kit

(1)

Clegg Performance Designs

Holley Dominator ECU Connector Dust Caps

Nocturnal Automotive / Auto EVAP solenoid relocation kit with insultherm sheathed hoses, and heatshrunk ends, with push lock fittings. For 2018 Mustang intake manifold swaps. Zoomed out full view.

Nocturnal Automotive

EVAP Solenoid Relocation Kit, Gen 3 (2018+) Mustang GT Manifold Swap

Pro Touring Store

LT4 Supercharger Coolant Manifolds - Intercooler 12AN

Product Image 1

9% off

Complete Street Performance

Holley 558-465 - Wiring Harness - Can Splitter

A Holley J3 connector with a green plastic housing and metal terminals.

Jay Wire Solutions

Holley J3 Connector

Jay Wire Solutions

S10 Fuel Door Charge Port

Pro Touring Store

Holley GM 4-Pin Alternator Pigtail w/resistor - 197-400

A black vehicle wiring harness with various connectors and exposed wires, branded by Jaywire Solutions.

Jay Wire Solutions

17-22 Ford SuperDuty Powered Running Board Harness

(3)

Holley Dominator ECU 26 Pin J4 (P4) 4L60E 4L80E Transmission Extension Harness

17% off

EFI Conversions

J4 P4 26-pin 4L60e 4L80e Transmission Extension Harness for Holley EFI Dominator ECU

17% off

EFI Conversions

Engine Control Unit (ECU) Connector Kit for Holley J1B (P1B) - Genuine AMP Brand

Monkey Fabrication Garage - MFG

J2A CONNECTOR KIT (34 Pin)

(2)

38% off

9K Motors

Smart Coil to Holley Valve Cover Bracket Kit

Pro Touring Store

IAC & TPS Hardware Bolts for Holley Sniper LS Throttle Body Sensor Screws

A 0-100 PSI pressure sensor with a silver stainless steel body and black connectors, labeled with 'Lowdoller Motorsports' and 'jaywire solutions'.

Jay Wire Solutions

Lowdoller Motorsports 0-100 PSI Sensor; 8990100

KSV Looms

26-Way Connector Kit same as Holley EFI J4 ECU Connector 570-348 (24-20 AWG)

Connector Kit Holley ECU Driver Module Main Power

Jolt Systems

Connector Kit - Holley ECU Driver Module Main Power

BL Autosport

Holley/NOS Solid State Relay Mount

Pro Touring Store

Holley Sniper Dual 340 LPH In-Tank Retrofit Fuel Pump Module (Return style)

Steady Garage

H4 Headlight Connector Female Ceramic Insulated Coupler Connector

Motion Raceworks

Motion Raceworks

Motion Raceworks

4.9

(25.7K)

Fragola -10 AN Black Nylon Race Hose (By The Foot) 840010-Fragola-Motion Raceworks

Fragola -10 AN Black Nylon Race Hose (By The Foot) 840010-Fragola-Motion Raceworks

Motion Raceworks Momentary Small Push Button w/6' Wound Cord (Red or Green)-Motion Raceworks-Motion Raceworks

Fragola -8 AN Black Nylon Race Hose (By The Foot) 840008-Fragola-Motion Raceworks

Motion Raceworks Single Push Button Steering Wheel Bracket 15-00004-Motion Raceworks-Motion Raceworks

Jay Wire Solutions

Upfitter Relay Module w/ Switch Panel - 07-13 Silverado/Sierra

Pro Touring Store

LS3 LSA 80lb Fuel Injectors EV6 - by Fuel Injector Connection LS7 LS9

Jay Wire Solutions

Heater Bypass Blockoff

(6)

17% off

EFI Conversions

Engine Control Unit (ECU) Connector Kit for Holley J4 (P4) - Alternative Brand

2-pin Extension Harness for Holley EFI ECU Main Power Connection

17% off

EFI Conversions

2-pin Extension Harness for Holley EFI ECU Main Power Connection

J1A 34-pin Extension Harness for Holley EFI Terminator X GM Gen V LT GDI ECU

17% off

EFI Conversions

J1A 34-pin Extension Harness for Holley EFI Terminator X GM Gen V LT GDI ECU

Nocturnal Automotive

Fore Fuel Pressure Regulator Bracket (Hidden) for 2015-2024+ Mustangs, S550-S650

(1)

Pro Touring Store

LS3 LSA 60lb Fuel Injectors EV6 - by Fuel Injector Connection LS7 LS9

Jay Wire Solutions

Lowdoller Motorsports 0-50 PSI Sensor; 8990050

27% off

Redline Motorsports inc.

REDLINE ECU PINS for the J4, J3, J2A, J2B CONNECTORS (10 per package)

Splice Racing Co.

Holley Pro Dash Connector

9K Motors

Wiper/Washer Delete Kit for 3rd Gen Camaro & Firebird

Pro Touring Store

Oil Pressure Sensor For Holley Terminator X LS Systems ACDelco GM

(1)

Holley Dominator EFI ECU Bracket CIRCUITWORXS

CIRCUITWORX

Holley Dominator EFI ECU Bracket

A black Holley J2B connector with multiple pins for vehicle wiring.

Jay Wire Solutions

Holley J2B Connector

Jay Wire Solutions

Lowdoller Motorsports 2 Bar Sensor; 899002

Pro Touring Store

Holley Terminator X 3.5" Screen Mount - Suction Cup Windshield Sniper EFI

(1)

9K Motors

Terminator X Max Ultimate Mount (90-degree)

(1)

6% off

Big3RacingParts

Holley EFI- 558-452 CAN adapter harness 4'

20% off

Speedzone Performance LLC

Use with Holley PDM and Sniper 2

17% off

EFI Conversions

Engine Control Unit (ECU) Connector Kit for Holley J1B (P1B) - Alternative Brand

Monkey Fabrication Garage - MFG

Monkey Fabrication Garage - MFG

Monkey Fabrication Garage - MFG

5

(1.6K)

Holley 550-929 TERMINATOR X MAX 24X/1X EV1 LS MPFI KIT WITH DBW THROTTLE BODY CONTROL

FI Performance

Holley 550-931 TERMINATOR X 58X/4X EV6 LS MPFI KIT WITH DBW THROTTLE BODY CONTROL

Jay Wire Solutions

Lowdoller Motorsports 4 Bar Sensor; 899004

Engineered Cooling Products

Consumable Electrode Kit V2 - The Radiator Savior

(1)

Holley Terminator X ECU 34 Pin J1A (P1A) Extension Harness

17% off

EFI Conversions

J1A P1A 34-pin Extension Harness for Holley EFI Terminator X ECU

38% off

9K Motors

LS D585 Truck Coil to BTR Valve Cover Bracket Kit

Pro Touring Store

Holley 2 Piece Finned LS Valve Covers - Hidden Coils

17% off

ICT Billet

Power Harness Wire Extension 60" for Holley EFI

Holley Terminator X Max ECU 26 Pin J4 (P4) GM 4L60E 4L80E Transmission Extension Harness

17% off

EFI Conversions

4L60e 4L80e GM Transmission Extension Harness for 26 Pin J4 P4 Holley EFI Terminator X Max ECU

A High Current Relay Module with wires and connectors, predominantly black and red in color, from Jaywire Solutions.

Jay Wire Solutions

High Current Relay Module

A black and green Holley J2A electrical connector

Jay Wire Solutions

Holley J2A Connector

THAT NICK STUFF

ECU Mount for Holley Terminator X | .123" Aluminum

Holley EFI HP and Dominator Cable Saver 18-10008-Motion Raceworks-Motion Raceworks

Motion Raceworks

Holley EFI HP and Dominator Cable Saver 18-10008

(71)

7% off

Big3RacingParts

Holley EFI- 558-408 j2A, j2B, j3, j4 Connector & Pin Kit

9K Motors

Hanging AMPS-compatible Holley 3.5" LCD Screen Mount

Nocturnal Automotive - S197-S550-S650_11-24_Mustang_Fore Fuel Filter Bracket Right Side Up

Nocturnal Automotive

Fore Fuel Filter Bracket for 2011-2024+ Mustangs

(1)

Pro Touring Store

FuelTech LS550 LS V8 Complete Wiring Harness for FT550 ECM

Metal griddle on stands with 'jaywire solutions' branding on a white background

Jay Wire Solutions

Holley EFI Plenum Top Tool Tray

Holley HP ECU 34 Pin J1A (P1A) Extension Harness

17% off

EFI Conversions

J1A P1A 34-pin Extension Harness for Holley EFI HP ECU

Holley Terminator X Max ECU 34 Pin J1A (P1A) Extension Harness

17% off

EFI Conversions

J1A P1A 34-pin Extension Harness for Holley EFI Terminator X Max ECU

(1)

Pro Touring Store

Holley Terminator X "MAX" EFI System- Gen 3 LS 24x - LS1, LS6, 5.3L, 6.0L Truck

Jay Wire Solutions

Lowdoller Motorsports 0-15 PSI Sensor; 8990015

Holley Terminator X ECU 26 Pin J1B (P1B) Extension Harness

17% off

EFI Conversions

J1B P1B 26-pin Extension Harness for Holley EFI Terminator X ECU

(1)

Monkey Fabrication Garage - MFG

Holley J3 (dbw)(3-1437290-8)

(5)

Pro Touring Store

Holley Hi-Ram LS3 / L92 Intake Manifold - Cast Aluminum w/Rails

A black horn button kit with wiring and mounting accessories, but without the turn signal switch.

Jay Wire Solutions

Horn Button

Built by Slippery

LS Billet Thermostat Bypass

Holley Dominator ECU 26 Pin J2B (P2B) Extension Harness

17% off

EFI Conversions

J2B P2B 26-pin Extension Harness for Holley EFI Dominator ECU

Monkey Fabrication Garage - MFG

Holley J4 (trans)( 1473416-2)

(4)

Nocturnal Automotive / Auto Bracket for: Holley EFI ECU - Terminator X Max - Main Top View

Nocturnal Automotive

Mounting Bracket for Holley EFI Terminator X Max ECU, fits 1979-1998 Mustangs - Wrinkled Black

Pro Touring Store

Magnuson 2650 LS Intercooler Manifold Fitting Block - 12AN Ports

(1)

A silver-colored mechanical pressure sensor with branding visible on its side, against a white background.

Jay Wire Solutions

Lowdoller Motorsports 0-300 PSI Sensor; 8990300

Holley Dominator ECU 34 Pin J2A (P2A) Extension Harness

17% off

EFI Conversions

J2A P2A 34-pin Extension Harness for Holley EFI Dominator ECU

Main Power Harness 30A for Holley EFI ECUs

17% off

EFI Conversions

Main Power Harness 30A for Holley EFI ECUs

Holley Terminator X Max ECU Mounting Bracket by That Nick Stuf

THAT NICK STUFF

ECU Mount for Holley Terminator X Max | .123" Aluminum

Pro Touring Store

Adjustable Fuel Pressure Regulator 650hp

Product Image 1

9% off

Complete Street Performance

Holley 197-400 - GM 4 Pin Alternator Pigtail

Holley Terminator X Max 26 Pin J4 (P4) GM 6L80E 6L90E Transmission Extension Harness

17% off

EFI Conversions

6L80e 6L90e Transmission Extension Harness for J4 P4 26 Pin Holley EFI Terminator X Max ECU