erpro's range of Secondary Harnesses with Patch Lead are designed to plug into any Primary Steering Wheel Control Adapter making it a easy 2 step process. First select the vehicle swc harness then select the secondary harness based on the head unit brand and its connector. 

The APP8 Secondary ISO Harness converts the aftermarket head unit plug into a universal double ISO connector system, providing a simple installation solution of your aftermarket head unit into your vehicle when paired with an Aerpro Steering Wheel Control Interface or Infodapter.

The Steering Wheel Control (SWC) Patch Lead simply connects between the aftermarket head unit and the Aerpro Steering Wheel Control Interface or Infodapter module, which enables your OEM steering wheel controls to work with the compatible aftermarket Alpine Head unit.

Features:

• Pack includes APP8 Secondary ISO harness and Steering Wheel Control (SWC) Patch Lead
• 16 square pin plug designed specifically to suit various Alpine Aftermarket Head units
• Converts the aftermarket head unit plug into a universal double ISO connector system
• Provides a Plug and Play installation solution when paired with an Aerpro Vehicle Specific Harness; Steering Wheel Control Interface or Infodapter (some hard-wiring may still be required)
• Secure Clips on ISO connectors and head unit plug to ensure secure and long lasting connection

Note:

• Harnesses vary between head unit models, to find the correct harness for your head unit, use the Aerpro Head unit Selector.
• Depending on the vehicle and aftermarket head unit, installation may not be completely plug and play, a small amount of hard-wiring may still be required to complete the installation.
• To enable steering wheel control function, this harness must be used on compatible head unit and in conjunction with Aerpro Steering Wheel Control Interface or Infodapter (sold separately).

Part number: APP9ALPH