AMP Research Running Boards
The running boards designed by AMP Research make entering and extiting your truck easy and modern. These motorized or swing out steps are discretely hidden underneath your truck utnil you need them, so they maintain your truck's ground clearance.

AMP Research
AMP Research prides itself on finding a simple, functional solution to design challenges. They focus on creating quality products that are easy to use.
- Creates custom fit running boards and nerf bars for many vehicle applications
- Offers truck accessories for organization and convenience
Expert Answers about AMP Research
How Does the AMP Research Bed X-Tender L Bracket Kit for Compact Trucks Fit a 2011 Nissan Frontier- I spoke with my contact at Amp Research about the L bracket kit for the 2011 Frontier, # B74601. Basically, the L bracket is needed to go around that lip you have mentioned. The D pillar, where the mounting brackets that come with the bed extender are supposed to mount, attach to the L-bracket on the side with 6 holes. The side with 2 holes mounts to the truck so it goes out and around that lip that gets in the way.
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Dimensions Of AMP Research Bed X-Tender L Bracket Kit, part # B74601- The dimensions on the AMP Research Bed X-Tender L Bracket Kit, part # B74601, are as follows. Looking at a picture of the bracket with the upright L-shaped part of the bracket at the top, the length (right to left) of the bracket is 2-5/16 inches and the width (top to bottom) is 2-3/16 inches. The height of the L-shaped bracket is 7/8 inches.
The two holes on the L-shaped upright bracket are 1/4 inch diameter and the distance between the holes is 1-3/4 inch center to center.
The six holes
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