Trailer Hitch Wiring Adapter for your 2010 Chevrolet Colorado: Utilize the trailer wiring harness of your Silverado to power other devices through the custom-designed 7-pin round to 4-pin flat adapter that allows for easy connection of trailer wiring harnesses that only require the standard 4-pin connector. 7-Pin to 4-Pin Adaptor Harness Connector List Price: $20.00 | Your Price $16.50 Add To Cart
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