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Today, on this 2011 Honda Fit, we'll be installing the SMI Stay-IN-Play Duo Supplemental Braking System, part number SM99251. This is an automatic proportional brake system that never has to be removed once installed. To use it, you turn on your towing vehicle or RV, and then turn on the SMI system. When you step on the brake in your RV it will activate the brakes in your towed vehicle. We're… see more >
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