Aerpro'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.Pioneer to ISO harness 16 pinTo SuitAVH275BTAVH-X3700DABAVH-X5700DAB
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