Specifications:

  • Comes as a Set of 4
    • Fits both LH (Driver Side) & RH (Passenger Side)
  • Chrome finish
  • Includes outside air temperature (OAT) sensor
    • Mounted on lower RH (Passenger Side) cap
  • Only fits our aftermarket tow mirrors

Special Note:

Due to the design of this part it will only work as a component replacement for the parts that we offer. We cannot guarantee that his will mount or operate correctly with original equipment, factory parts or aftermarket parts offered from another company.

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser. Please keep your invoice for proof of this warranty.

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Vehicle Fit

  • 2014-2017 Chevy Silverado 1500 with RPO Code K40 (Diesel Exhaust Brake) Chrome Towing Mirror Cap 4 Piece Set with Temperature Sensor For Our Aftermarket Tow Mirrors Only
  • 2015-2017 Chevy Silverado 2500 HD with RPO Code K40 (Diesel Exhaust Brake) Chrome Towing Mirror Cap 4 Piece Set with Temperature Sensor For Our Aftermarket Tow Mirrors Only
  • 2015-2017 Chevy Silverado 3500 with RPO Code K40 (Diesel Exhaust Brake) Chrome Towing Mirror Cap 4 Piece Set with Temperature Sensor For Our Aftermarket Tow Mirrors Only
  • 2014-2017 GMC Sierra 1500 with RPO Code K40 (Diesel Exhaust Brake) Chrome Towing Mirror Cap 4 Piece Set with Temperature Sensor For Our Aftermarket Tow Mirrors Only
  • 2015-2017 GMC Sierra 2500 HD with RPO Code K40 (Diesel Exhaust Brake) Chrome Towing Mirror Cap 4 Piece Set with Temperature Sensor For Our Aftermarket Tow Mirrors Only
  • 2015-2017 GMC Sierra 3500 with RPO Code K40 (Diesel Exhaust Brake) Chrome Towing Mirror Cap 4 Piece Set with Temperature Sensor For Our Aftermarket Tow Mirrors Only
Part #: 1AMRK00057

Ships Same Day for orders placed by 4 P.M. ET

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1A Auto Parts

Customer Feedback

"Thanks for the fast reliable service. Great price, and the headlights were as good as oem or better!!! Keep up the good work..."
- Dwuan M.
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