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LUVERNE MegaStep wheel-to-wheel running boards give you the best of both worlds with a ready-to-work construction and the stylish of popular nerf bars. They feature high-traction rubber treads, a sleek finish and a non-corrosive build -- all to give you dependable footing whether you're headed for work or play. MegaStep wheel-to-wheel running boards are uniquely designed with extra length on the rear of the boards, reaching all the way to the back wheels. This provides a convenient and secure step for reaching into the truck bed and accessing the crossover truck tool box, headache rack or 5th wheel hitch. The entire length of the running boards is covered with a non-skid rubber tread for enhanced safety, even in wet, rainy conditions. Unlike plastic treads, rubber offers better grip for your boots or shoes. The base of MegaStep wheel-to-wheel running boards is an extruded aluminum alloy, providing excellent strength, while remaining lightweight and completely rust-free. To give these truck side steps a touch of style, they are fitted with a polished stainless steel trim that contours around the boards and gives them a look similar to popular nerf bars. The trim piece is polished to a mirror-like shine and easily withstands rain, snow, dirt and more. To make installation fast, easy and secure, LUVERNE MegaStep wheel-to-wheel steps are made vehicle-specific. Each set has a specific board length and vehicle-specific brackets, providing a custom fit for each unique truck. The brackets install using pre-existing mounting points to eliminate difficult modifications, and the running boards can be positioned inward, outward, forward or backward to suit personal preferences. This particular set of MegaStep wheel-to-wheel running boards is designed for specific years of the Toyota Tundra (see application information to verify fitment; brackets included but shipped separately).
LUVERNE MegaStep 6-1/2" wheel-to-wheel running boards are the ultimate combination of style and functionality, featuring 5" wide rubber treads that extend the full length of the side steps for dependable, non-skid traction wherever the road takes you.

LUVERNE has manufactured truck accessories in the United States since 1963, specialising in grille guards, running boards, side steps and mud guards for pickups, commercial vans and SUVs. Products are built primarily from stainless steel, aluminium and mild steel, with model-specific mounting kits that use existing frame locations for a bolt-on installation.
LUVERNE has been manufacturing automotive accessories in the United States since 1963, and six decades of continuous production have made it a nationally recognised name in the truck accessory market. Now a Lippert brand, it concentrates on a defined set of products rather than spreading across the whole aftermarket: front-end protection, step access and spray protection for pickup trucks, commercial vans and sport utility vehicles.
Step products are the largest part of the catalog and the range is unusually deep, because the right step depends on the vehicle's ride height, the width of the rocker panel and how often people get in and out. The O-Mega II six-inch oval steps give a wide, flat standing surface in polished stainless or black powder coat, while the Regal 7 seven-inch oval steps go wider still for full-size crew cabs and lifted trucks. The broader running board and side bar range covers round tube, oval and boxed profiles across cab configurations, with treads positioned at the door openings where they are used.
Grille guards protect the front end against impacts, brush and road debris, built in tubular stainless or steel with model-specific brackets that tie into factory frame mounting points. Because the fit is engineered per vehicle, installation is a bolt-on job that does not require drilling or cutting on most applications.
Rounding out the line, LUVERNE mud guards and mud flaps shield rocker panels, paint and following vehicles from stones and road spray, in widths matched to the tyre and fender they sit behind. Material choice runs through everything the brand does: stainless steel where appearance and corrosion resistance matter most, aluminium where weight is the priority, and mild steel with protective coating where strength and value lead. Customers include contractors, fleet operators, van upfitters and truck owners.
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3 compatible vehicles
| Year | Make & Model | Style | Bed | Notes |
|---|---|---|---|---|
| 2007 - 2021 | Toyota Tundra | Crew Cab Pickup | 5'7" Bed | — |
| 2007 - 2021 | Toyota Tundra | Extended Cab Pickup | 6'7" Bed | — |
| 2007 - 2017 | Toyota Tundra | Standard Cab Pickup | 8'2" Bed | — |
The Curt 570757 MEGA STEPS W2W fits 2007 and newer Toyota Tundra models. Fitment depends on your cab style and bed length: Regular Cab with 6.5' or 8.0' box, Double Cab with 6.5' or 8.0' box, or Crew Max with 5.5' box. Confirm your exact cab style and bed length before purchasing.
No. The 570757 MEGA STEPS W2W is designed for Crew Max models with a 5.5' box only. Crew Max pickups with 8.0' boxes are not listed as compatible applications.
No. The 570757 MEGA STEPS W2W is designed for 2007 and newer Toyota Tundra models only. Earlier model years are not compatible.
The kit includes mounting brackets (#1, #2, #3, and #4), fasteners (M8-1.25×25 mm hex head cap screws, lock washers, flat washers, serrated flange nuts, square head screws, and rear bracket hardware), and two inboard and two outboard rear brackets. The step board assembly is sold separately and must be purchased independently.
No. The step board assembly (Item #1) is sold separately and must be purchased independently. The kit includes only the mounting brackets and fasteners.
Installation requires: M8-1.25×25 mm zinc-plated hex head cap screws (16 total), 5/16" lock washers (16), 5/16" flat washers (16), 5/16"-18 UNC serrated flange nuts (20), 5/16"-18 UNC square head screws (10), 5/16"×1.00" stainless steel hex head cap screws (4), 0.38"×0.88"×0.083" steel washers (4), 5/16"-18 stainless steel flanged nuts (4), 7/16"-14×1.00" clipped head bolts (2), 7/16"-14×1.25" hex head screws (2), and 7/16"-14 hex flanged nuts (4). All fasteners are included in the kit.
Yes. Before starting, read the complete instructions and verify that all required parts listed in the service parts list are present. Do not begin installation if any parts are missing.
Brackets are identified by notches on the inboard edge: 1 notch for bracket #1, 2 notches for bracket #2, 3 notches for bracket #3, and 4 notches for bracket #4. Bracket #1 is positioned at the front of the vehicle. For Regular Cab applications, only brackets #1 and #3 are used for cab mounts.
For Regular Cab applications, use only brackets #1 (Item #2) and #3 (Item #4) for the cab mounts. Brackets #2 and #4 are not used on Regular Cab models.
The mounting brackets attach to existing threaded inserts in the rocker panel interior wall. Both holes of each bracket must line up with the threaded inserts before fastening.
Position the step board so that the square head screws inserted in the center slot on the underside of the step are located in the slots of the mounting brackets. The step must be centered front to rear on the cab. You can then locate the step in and out as desired before final tightening.
Insert four 5/16" square head screws into the center slot on the underside of the step, and one additional square head screw into the outer slot for the box bracket, for a total of five screws per step.
1. Insert the clipped bolt (Item #16) into the inboard bracket (Item #15) and place a nut on a few threads, leaving it loose. 2. Hold the bracket up to the leaf spring mount and place the clipped bolt into the obround hole, finger tight. 3. Insert the top screw (Item #17) from behind the frame rail through the leaf spring mount and inboard bracket, and place a nut finger tight. 4. Mount the outboard bracket (Item #14) to the inboard bracket using two screws, washers, and nuts. 5. Mount the step board to the outboard bracket with serrated flange nuts on square head screws. Tighten all fasteners to 19 lb ft.
All fasteners on the 570757 MEGA STEPS must be tightened to 19 lb ft. This applies to the mounting bracket fasteners, step board fasteners, and rear W2W bracket fasteners.
The top of each mounting bracket is secured with an M8-1.25×25 mm zinc-plated hex head cap screw, a 5/16" flat washer, and a lock washer. These fasteners are tightened to 19 lb ft.
Yes. The mounting brackets must be levelled before tightening the fasteners to 19 lb ft.
Yes. You can locate the step in and out as desired before final tightening of the fasteners to 19 lb ft.
Finger tight means tightened by hand only, without using tools. This is used during the initial assembly of the rear W2W bracket to the leaf spring mount to allow for positioning adjustments before final tightening to 19 lb ft.
The 570757 fits 2007+ Tundra Regular Cab (6.5' or 8.0' box), Double Cab (6.5' or 8.0' box), or Crew Max (5.5' box only). Confirm your cab style and bed length.
No, the step board assembly is sold separately. The kit includes only the mounting brackets and fasteners.
All fasteners must be tightened to 19 lb ft, including mounting brackets, step board, and rear W2W bracket fasteners.
Yes, level the mounting brackets before tightening fasteners to 19 lb ft.
Read the complete instructions and verify all required parts from the service parts list are present before starting installation.
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