K Source Custom Towing Mirrors - KS70103-04T
Replace your vehicle's factory mirrors with these extendable towing mirrors. Telescoping arms extend the mirrors out from your truck by almost 4" for an expanded field of vision. These heated power mirrors also have built-in turn signals.
Features:
- Extendable towing mirrors replace the factory side-view mirrors on your vehicle
- Telescoping function is perfect for those who frequently tow a trailer - park, change lanes and pass with ease
- Pull mirrors away from your truck to extend lines of sight by up to 3-3/4"
- Makes it easy to see around the side of your trailer
- Push mirrors back in when not towing or when you are parking
- No need for snap-on or strap-on mirrors that you constantly have to put on and take off
- Amber turn signal light is built into the side of each mirror
- Spotter mirrors on bottom further reduce blind spots
- Heated large mirror faces melt away ice and never fog up
- Main mirrors have power adjustment - spotter mirrors adjust manually
- Mirrors fold up against truck for parking or for fitting into tight spaces
- Custom design provides a perfect, secure fit for your vehicle
- Uses factory connections for electric, turn signal and heat functions
- Has the same footprint and uses the same mounting points as the factory mirrors
- Driver's- and passenger's-side mirrors included
Specs:
- Dual-mirror face dimensions: 10" tall x 9" wide
- Extended length: 23-3/4"
- Retracted length: 20"
- 90-Day warranty
Note: You cannot upgrade to a power mirror with heated face and turn signal if your OEM mirror is not already equipped with those functions.

70103T-70104T K-Source Telescoping Side View Mirrors - Heated - Folding - Blinkers - Powered - 1 Pair
This Product Fits The Following Vehicles
2008 - 2011 Toyota Sequoia Heated Electric Mirror
2007 - 2012 Toyota Tundra Heated Electric Mirror
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Ask the Experts about this K Source Custom Towing Mirrors
Do you have a question about this Custom Towing Mirrors?
- Towing Mirrors for a 2012 Toyota Tundra with Power and Heated Factory Mirrors
- The 2 pairs of mirrors that we have with heat and electric functions also have turn signals. Even if your 2012 Toyota Tundra does not have turn signal mirrors, you can still use the K-Source mirrors, # KS70131-32T or # KS70103-04T.
The other option are slip-on towing mirrors that fit on the factory mirrors, # CM11300. If your mirrors look like the one in the picture I have provided, these slip-on mirrors will fit.
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- How do the Custom K-Source Towing Mirrors # KS70103-04T Wire to a 2012 Toyota Tundra
- The K-Source Custom Towing Mirrors, # KS70103-04T, uses the factory plug-in connections and mounting points from your OEM mirrors. There will not be any hard wiring necessary for installation.
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- Difference Between the K-Source Mirrors for a 2012 Tundra
- The main difference between the K Source Custom Towing Mirrors # KS70131-32T and the K Source Custom Towing Mirrors # KS70103-04T is that the # KS70131-32T has a chrome finish, whereas the # KS70103-04T is black.
Aside from that they will function and perform identically.
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- Wiring K-Source Custom Extendable Towing Mirrors w/ Turn Signals # KS70103-04T on Toyota Tundra SLT
- If your OEM mirrors had both the heat and turn signals functions, then your 2008 Toyota Tundra SLT is already wired for those functions.
To check whether your truck is pre-wired for the turn signal function use a circuit tester, such as part # 40376, to test the connector pin for each mirror. If you do not have the turn signal function at the connector, then in order to have that functionality with the # KS70103-04T on your 2008 Tundra, you would have to manually re-wire your turn signals, a
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- Do K-Source Custom Extendable Towing Mirrors for the 2012 Toyota Tundra Fold
- The K-Source Custom Extendable Towing Mirrors, # KS70103-04T, can manually fold but they do not have a power folding feature which is an option on some factory Tundras. These mirrors have turn signals, electric mirror faces, and heat features but these features will only work if the factory mirrors on the truck had these features. Any other feature will be lost.
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- Will the K-Source Custom Towing Mirrors work on a 2012 Toyota Tundra with Power and Heat Functions
- The K-Source Custom Extendable Towing Mirrors # KS70103-04T that you referenced can be used on Tundras like your 2012 Toyota Tundra that has heated mirrors but no turn signals. Everything will hook up and function like your current mirrors, except you will not gain the turn signal feature.
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- Can Electric, Heated Towing Mirrors w/Turn Signals be Used if Factory Mirrors Do Not these Functions
- The K-Source towing mirrors # KS70103-04T will fit your 2010 Toyota Tundra. Since your truck does not have heat or turn signals, those features will not work on the mirrors but the electric operation will still work.
Another option is to go with some slip-on mirrors # CM11300. These are ideal for infrequent towing and are more cost effective than replacement mirrors.
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- Will K-Source Custom Towing Mirrors, Part # KS70103-04T, Fit 2010 Toyota Sequoia
- The K-Source Mirrors, part # KS70103-04T, will fit your 2010 Toyota Sequoia. These extendable towing mirrors includes turn signals, and power and heat functions on the main mirror. They extend manually and can fold flat manually for parking.
Please note that your original OEM mirrors must have the turn, heat and power features in order for these functions to work with the K-Source mirrors. (They use the original plug-in factory wiring and mounting points).
Installation consists of removing
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