E4 Safety Certified Seat Belt Extensions from the World’s Leading Brand
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Safety Certified
Mercury Seat Belt Extenders
Safety Certified • OEM Quality • World's Top Brand
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Choose your Mercury model - like the Mariner, Montego or Cougar - from the red drop-down.
Enter your vehicle details and select your seat belt extender's length, color, and style.
Can't find your model? Let us know in chat or here.
Enter your vehicle details and select your seat belt extender's length, color, and style.
Can't find your model? Let us know in chat or here.
Mercury belt extenders from Seat Belt Extender Pros click right into the existing seat belt of your Mercury. No tools or trouble are required for installation. Just click-and-go!
Your safety and that of your family are crucial, so all of our seat belt extenders for Mercury vehicles are manufactured to the internationally recognized E4 and E8 safety specifications of 3-point seat belts.
Saving and safety are two priorities we share. Get $5 OFF when you buy 2 Mercury extenders and $10 OFF when you buy 3 car seat belt extenders.