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Holley 570-343 J1A Connector Kit

2 sold in last 8 hours

$80.41

Guaranteed Fitment

Always the correct part

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Performance matched parts

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283 customers are viewing this product

Rock Solid Hitch

Solid hitch with serious strength and clean powder coat, heavy to lift, but installs easy and tows perfectly!!

Great Shipping

Shipping was quick and on time - exactly what I needed for my small-block build - would buy again for sure

Perfect Fit Mats

Weatherbeater mats fit my work truck perfectly. Dropped them in and nothing moves. Truly a great upgrade

Sleek Visors

Window visors look incredible and feel durable, install was simple. Zero wind noise on the highway!

Leveling Success

Leveling kit components were well packed. Instructions lacking, but online videos helped. Rides level now and feels planted.

Found Single Lifters

Found single lifter pairs in stock here when others required full sets, fast shipping got me racing again, hell yeah!!

Desert Series Bumper

Rear bumper upgrade looks better than factory plastic. Install was easy, and functionality is miles ahead. Highly recommended.

Lomax Fitment

Tonneau cover fit is excellent. Clear instructions and a smooth install. Delivery to my door was super convenient

Next Day Turbo

Turbo arrived next morning and matched description. Bolted up cleanly and truck is back to full power.

Legend Grille Guard

Husband’s birthday grille guard is rock solid, looks sharp he loves it so much!!! Thanks again

Shipping Protection Helped

Customer service handled a damaged shipment immediately. Refund was painless. I’ll shop here again.

Easy Exhaust Install

Exhaust system installed in two hours on my first try. Perfect fit and the sound is pure joy.

Description_DEF	Electrical Pin Connector
Description_EXT	J1A Connector Kit;
Description_DES	J1A Connector Kit
Description_SHO	Electrical Connector
Description_KEY	ecu; ecu connectors; connectors;
Description_INV	J1A CONNECTOR KIT
Description_FAB	OEM Quality Connectors and Pins
Description_FAB	Perfect for DIY or Wiring Specialists that want to build custom wiring harnesses any application
Description_MKT	Introducing J1A through J4 Connectors Kits so you no longer have to buy a complete connector kit if you only need one I/O connector
Brand	Holley EFI
Clearance Category	Air and Fuel Delivery
Emission Code	3, 4
WARNING CA Proposition 65	No
Product Type	Connector
Sale Category	Air and Fuel Delivery
Length	2.2500
Width	3.4000
Height	4.8000
Weight	0.1500

Holley 570-343 J1A Connector Kit

Guaranteed Fitment

Added Value

In-House Experts

Nationwide Delivery

Trusted by Thousands

Rock Solid Hitch

Great Shipping

Perfect Fit Mats

Sleek Visors

Leveling Success

Found Single Lifters

Desert Series Bumper

Lomax Fitment

Next Day Turbo

Legend Grille Guard

Shipping Protection Helped

Easy Exhaust Install

Canada-Wide Shipping

Flexible Payment Options

SECURE CHECKOUT GUARANTEE

EXPERTS STANDING BY

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Holley 570-343 J1A Connector Kit

Guaranteed Fitment

Added Value

In-House Experts

Nationwide Delivery

Specifications:

Trusted by Thousands

Rock Solid Hitch

Great Shipping

Perfect Fit Mats

Sleek Visors

Leveling Success

Found Single Lifters

Desert Series Bumper

Lomax Fitment

Next Day Turbo

Legend Grille Guard

Shipping Protection Helped

Easy Exhaust Install

Canada-Wide Shipping

Flexible Payment Options

SECURE CHECKOUT GUARANTEE

EXPERTS STANDING BY

Your cart