Primary Harnesses
Complete your vehicle installation with premium primary harnesses designed for reliable electrical connections and seamless aftermarket integration. These automotive wiring harnesses simplify installations while maintaining factory wiring integrity. Pair with Wiring Harnesses & Adaptors or browse Receiver to ISO Harnesses.
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Aerpro APP060 Primary ISO Harness to Suit Holden/Toyota Vehicles
Aerpro
Aerpro APP060 Primary ISO Harness to Suit Holden/Toyota Vehicles
- Price
- $24.99
Aerpro AP1771 Vehicle-Specific Plug to Bare Wire Harness Suit Ford Various Models
Aerpro
Aerpro AP1771 Vehicle-Specific Plug to Bare Wire Harness Suit Ford Various Models
- Price
- $19.99
Aerpro APP0261 Amplifier Retention Harness Suit Lexus/Toyota Various Models
Aerpro
Aerpro APP0261 Amplifier Retention Harness Suit Lexus/Toyota Various Models
- Price
- $34.99
Aerpro APP086 Primary ISO Harness Suit Hyundai & Kia Various Models
Aerpro
Aerpro APP086 Primary ISO Harness Suit Hyundai & Kia Various Models
- Price
- $24.99
Aerpro AP1761 Primary Harness Suit Lexus/Toyota/Daihatsu/Subaru/Holden Various Models
Aerpro
Aerpro AP1761 Primary Harness Suit Lexus/Toyota/Daihatsu/Subaru/Holden Various Models
- Price
- $19.99
Aerpro APP0277 Primary ISO Harness to Suit Honda Accord Euro-Amplified
Aerpro
Aerpro APP0277 Primary ISO Harness to Suit Honda Accord Euro-Amplified
- Price
- $24.99
Aerpro APP070 Primary ISO Harness to Suit Honda Vehicles
Aerpro
Aerpro APP070 Primary ISO Harness to Suit Honda Vehicles
- Price
- $24.99
Aerpro APP055 Primary ISO Harness to Suit Ford Vehicles
Aerpro
Aerpro APP055 Primary ISO Harness to Suit Ford Vehicles
- Price
- $24.99
Aerpro APP015 ISO Harness to Suit Daewoo/Holden
Aerpro
Aerpro APP015 ISO Harness to Suit Daewoo/Holden
- Price
- $24.99
CAR AUDIO CONNECT HISOKW2 - ISO Harness Compatible with Kenwood & JVC 2024+ Headunits 22 Pin Adapter
CAR AUDIO CONNECT
CAR AUDIO CONNECT HISOKW2 - ISO Harness Compatible with Kenwood & JVC 2024+ Headunits 22 Pin Adapter
- Price
- $22.99
Aerpro APP0258 Primary ISO Harness to Suit Toyota/Lexus (Amplified)
Aerpro
Aerpro APP0258 Primary ISO Harness to Suit Toyota/Lexus (Amplified)
- Price
- $24.99
Aerpro APP0130 ISO Harness to Suit Holden/Suzuki Vehicles
Aerpro
Aerpro APP0130 ISO Harness to Suit Holden/Suzuki Vehicles
- Price
- $24.99
Aerpro APP022 Primary ISO Harness to Suit Mini Cooper/BMW Vehicles
Aerpro
Aerpro APP022 Primary ISO Harness to Suit Mini Cooper/BMW Vehicles
- Price
- $24.99
Aerpro APP075 Primary ISO Harness Suit Alfa/Renault/Holden/Mercedes Vehicles
Aerpro
Aerpro APP075 Primary ISO Harness Suit Alfa/Renault/Holden/Mercedes Vehicles
- Price
- $24.99
Aerpro APP019 Primary ISO Harness Suit Chrysler/Jeep Late Models
Aerpro
Aerpro APP019 Primary ISO Harness Suit Chrysler/Jeep Late Models
- Price
- $24.99
Aerpro APP0140 Primary ISO Harness Suit Toyota Various Models (Large 2 Plug Connectors)
Aerpro
Aerpro APP0140 Primary ISO Harness Suit Toyota Various Models (Large 2 Plug Connectors)
- Price
- $24.99
Aerpro APP078 Primary ISO Harness Suit Mazda BT-50 2015 - 2017
Aerpro
Aerpro APP078 Primary ISO Harness Suit Mazda BT-50 2015 - 2017
- Price
- $24.99
Aerpro APP0110 Primary ISO Harness to Suit Mitsubishi Vehicles
Aerpro
Aerpro APP0110 Primary ISO Harness to Suit Mitsubishi Vehicles
- Price
- $24.99
Aerpro APP0259 Primary ISO Harness to Suit Toyota/Lexus Vehicles
Aerpro
Aerpro APP0259 Primary ISO Harness to Suit Toyota/Lexus Vehicles
- Price
- $24.99
Aerpro APP050 Primary ISO Harness to Suit Ford Falcon 1988-1994
Aerpro
Aerpro APP050 Primary ISO Harness to Suit Ford Falcon 1988-1994
- Price
- $24.99
Frequently Asked Questions
A primary wiring harness connects an aftermarket head unit or electronic accessory to your vehicle's factory wiring system.
It enables plug-and-play installation while reducing the need to cut or modify factory wiring.
Yes. Most primary harnesses are designed to suit specific vehicle makes, models, and factory connectors.
Yes. It provides secure electrical connections and speeds up installation.
Choose based on your vehicle make, model, year, and the aftermarket equipment being installed.
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