H4 Polarity Swapper

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  • Regular price $11.00
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These are used with H4 HID kits on certain cars to swap the polarity (positive and negative). These are most commonly used on certain Fords. 


Imagine if you could be satisfied and content with your purchase. That can very much be your reality with the H4 Polarity Swapper.

Inventory Last Updated: Feb 25, 2024