H4 Polarity Swapper

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  • Regular price £7.99
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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. 

 

The H4 Polarity Swapper is far and away, one of our most popular items. People can't seem to get enough of it.

Inventory Last Updated: Mar 29, 2024