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Westin Automotive Products, Inc. 

320 W. Covina Blvd 

San Dimas, Ca. 91773 

Thank you for choosing Westin products 

for additional installation assistance please call 

Customer Service (800) 793-7846 

www.westinautomotive.com 

P.N.: 75-1008-RevC 

ECO #: W15-0151 

DATE: 9/10/15 

5.  Select the driver side front Mounting Bracket. Position the Mounting Bracket onto the front M10 Bolt Plate. Attach the 

Bracket to the Bolt Plate with (1) M10 Flat Washer, (1) M10 Lock Washer, and (1) M10 Hex Nut, 

(Fig. 6)

. Do not tighten 

at this time.                                                                                                                                                                             

Driver side up to mid 2015 without factory threaded inserts:                                                                                             
 

a. 

Rotate the M12 Bolt and Nut plate until the threaded nut lines up with the remaining hole in the Mounting Bracket 

 

and body, 

(Fig. 5B)

. Attach the Bracket to the threaded Nut Plate with (1) M10 Hex Bolt, (1) M10 Lock Washer, and 

 

(1) M10 Flat Washer, 

(Fig. 6)

.                                                                                                                                       

Driver side mid 2015-on with factory threaded inserts:                                                                                                      
 

a. 

Attach the Brackets to the threaded insert with (1) Long M8 Hex Bolt, (1) M8 Lock Washer, and (1) Large M8 Flat 

 

Washer instead of the M10 hardware, 

(Fig.7)

. Do not tighten hardware at this time.                                                    

Passenger side all model years:                                                                                                                                              
 

a. 

Repeat the previous applicable driver side instructions to attach the bottom/rear mounting hole on the passenger side 

 

front Bracket to the Bolt/Nut plate or threaded insert if equipped, 

(Fig.6 & 7)

. Do not tighten hardware at this time.  

6.  Remove the driver side front factory body bolt and washer. Select the driver side Front Support Bracket. Insert the factory 

body bolt and washer through the slot in the Support Bracket and up into its original position, 

(Fig. 8 & 9)

. Line up the 

other end of the Support Bracket with the oval hole in the Front Mounting Bracket. Snug but do not tighten hardware. 

7.  Move to the mid point on the driver side of the vehicle and remove the tape covering the factory oval hole in the inner 

body panel, 

(Fig. 10B)

. Select and install a M12 Bolt and Nut Plate with M12 Plastic Retainer as described in 

Step 3

,  

(Fig. 10A & 10B)

8.  Select the driver side Center Mounting Bracket. Attach the Mounting Bracket to the Bolt and Nut Plate with (1) M12 Flat 

Washer, (1) M12 Lock Washer and (1) M12 Hex Nut, 

(Fig. 11)

. Rotate the Bolt and Nut plate until the Nut end lines up 

with the remaining hole in the Mounting Bracket and body. Thread (1) M10 Hex Bolt, (1) M10 Flat Washer, and (1) M10 
Lock Washer into the threaded nut. 

On models with factory installed threaded insert

, use the Bolt and Nut Plate to at-

tach the top of the Bracket but attach the bottom of the Bracket to the threaded insert with (1) Long M8 Hex Bolt, (1) M8 
Lock Washer and (1) Large M8 Flat Washer instead of the M10 hardware, 

(Fig. 11)

. Do not tighten hardware at this time. 

9.  Next, move to the rear mounting location and remove the tape covering the single factory hole, 

(Fig. 12B)

. Select (1) M12 

Bolt Plate and M12 Plastic Retainer, 

(Fig. 12A)

. Partially thread the Retainer onto the Bolt Plate. Insert the Bolt Plate into 

the factory oval hole. Select (1) Rear Mounting Bracket. Attach the Bracket to the Bolt Plate with (1) M12 Flat Washer, (1) 
M12 Lock Washer, and (1) M12 Hex Nut. Push Bracket up against the body as you tighten the hardware, 

(Fig. 13)

10.  Remove the driver side rear factory body bolt and washer. Select the driver side Rear Support Mounting Bracket, 

(Fig. 14)

Insert the factory body bolt and washer through the Support Mounting Bracket and up into its original position. Next, se-
lect (1) Rear Support Strap and bolt it to the mounting tab on the Rear Support Mounting Bracket and to the Rear Mount-
ing Bracket with (2) M10 Hex Bolts, (4) Small M10 Flat Washers, (2) M10 Lock Washers and (2) M10 Hex Nuts, 

(Fig. 

15)

. Snug but do not tighten hardware at this time. 

11.  Select the driver Side Step Bar and with assistance, carefully fasten it to the front and rear Mounting Brackets with the in-

cluded (2) 1/2” Hex Head Bolts, (2) 1/2” Lock Washers, and (2) 1/2” Flat Washers, 

(Fig. 15 & 16)

. Do not tighten at this 

time. 

12.  Level and align Side Step Bar properly; then snug all hardware on the front and rear Mounting Brackets first. 
13.  Line up the Center Mounting Bracket with the threaded insert in the Side Step Bar. Insert (1) Short M8 Hex Bolt, (1) M8 

Lock Washer, and (1) M8 STD Flat Washer through the Center Bracket and into the threaded insert in the Sidebar, 

(Fig. 

17)

. Slowly tighten the Mounting Hardware. 

14.  Check the Side Step Bars for level and adjust as necessary. Tighten all hardware at this time. 

Summary of Contents for 21-3570

Page 1: ...UPPORT BRACKET 16MM SOCKET 7 2 REAR MOUNTING BRACKET 18MM WRENCH 8 9 2 CENTER MOUNTING BRACKET RATCHET 10 11 2 REAR SUPPORT MOUNTING BRACKET TORQUE WRENCH 12 2 REAR SUPPORT STRAP 13 4 1 2 HEX BOLTS 14 4 1 2 LOCK WASHERS 15 4 1 2 FLAT WASHERS 16 4 M12 BOLT M10 NUT PLATE 17 2 M12 BOLT PLATE 18 4 M12 FLAT WASHERS 19 4 M12 LOCK WASHERS 20 4 M12 HEX NUTS 21 6 M12 PLASTIC RETAINERS 22 2 M10 BOLT PLATES ...

Page 2: ... Plate is pulled into the forward hole Fig 3 Hold the Bolt Plate in place and unscrew the Fish Wire Thread the Plastic Retainer onto the Bolt Plate to hold it in place Fig 4B IMPORTANT The Retainer is designed to keep the Bolt Plate from falling into the body panel and to aid in Bracket in stallation 4 Determine correct procedure for your model year Models without factory threaded inserts in body ...

Page 3: ...her 1 M12 Lock Washer and 1 M12 Hex Nut Fig 11 Rotate the Bolt and Nut plate until the Nut end lines up with the remaining hole in the Mounting Bracket and body Thread 1 M10 Hex Bolt 1 M10 Flat Washer and 1 M10 Lock Washer into the threaded nut On models with factory installed threaded insert use the Bolt and Nut Plate to at tach the top of the Bracket but attach the bottom of the Bracket to the t...

Page 4: ...e installation to make sure all hardware is secure and tight DRIVER SIDE INSTALLATION PICTURED Fig 1 Insert coiled end of Fish Wire into the for ward oval hole and out through the larger oval hole Front Fig 2 With Fish Wire as pictured on Figure 1 in body panel thread M10 Bolt Plate onto coiled end Fig 3 With the M10 Bolt Plate attached slowly pull the Fish Wire back through the forward hole in th...

Page 5: ...B Models without factory threaded inserts rotate Bolt and Nut Plate to line up Nut with hole in body panel and Bracket Front Fig 5A Bolt and Nut Plate M10 Hex Bolt M10 Lock Washer M10 Flat Washer Fig 6 Models without factory threaded inserts only Front 1 M10 Flat Washer 1 M10 Lock Washer 1 M10 Hex Nut Long M8 Hex Bolt M8 Lock Washer Large M8 Flat Washer Bolt Nut Plate not required on models with t...

Page 6: ...n Front Remove the factory body mount bolt and washer line up the slot in the driver side Support Bracket and reinstall the factory bolt and washer Fig 9A Fig 9B Insert Bolt and Nut Plate with Retainer into center location Rotate Bolt and Nut plate to line up Nut with this hole in body panel and slot in Bracket Front Front Fig 10 Center Mounting Bracket pictured 1 M12 Flat Washer 1 M12 Lock Washer...

Page 7: ... Fig 12 Push rear Mounting Bracket up against the body as you tighten hardware 1 M12 Flat Washer 1 M12 Lock Washer 1 M12 Hex Nut Fig 13 Driver side rear Bracket illustrated Rear Remove the factory rear body mount bolt and washer Use the factory body bolt to attach the driver side rear Support Mounting Bracket to the body mount M10 Hex Bolt 2 Small M10 Flat Washers M10 Lock Washer M10 Hex Nut Fig 1...

Page 8: ...1008 RevC ECO W15 0151 DATE 9 10 15 Front Fig 16 Short M8 Hex Bolt M8 Lock Washer M8 Flat Washer CARE INSTRUCTIONS REGULAR WAXING IS RECOMMENDED DO NOT USE ANY TYPE OF POLISH OR WAX THAT MAY CONTAIN ABRASIVES STAINLESS STEEL PRODUCTS CAN BE CLEANED WITH MILD SOAP AND WATER STAINLESS STEEL POLISH SHOULD BE USED TO POLISH SMALL SCRATCHES GLOSS BLACK FINISHES SHOULD BE CLEANED WITH MILD SOAP AND WATE...

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