Frame for 2023 GMC Sierra 2500 HD
1. Step Bar Assembly 
2. Frame Assembly 
3. Mount Cushion 
4. Uniside Assembly 
5. Body A-Pillar 
6. Outer Rail 
7. Inner Lock Pillar 
8. Mount Cushion 
9. Windshield Pillar Trim 
10. Windshield Pillar Reinforced 
11. Body B-Pillar Bracket 
12. Inner Center Pillar 
13. Body B-Pillar 
14. Front 
15. Inner Windshield Pillar 
16. Cowl Cover 
17. Inner Center Pillar 
18. Body B-Pillar 
19. Inner Lock Pillar 
20. Rear 
21. Assist Steps, 6-Inch Rectangular, Chrome 
22. Uniside Assembly 
23. Inner Rocker Assembly 
24. Floor Extension 
25. Floor Sill 
26. Body A-Pillar Trim Panel 
27. Running Board 
28. Running Board 
29. Running Board 
30. Body A-Pillar Trim Panel 
31. Running Board 
32. Body A-Pillar Trim Panel 
33. Body A-Pillar Trim Panel 
34. Running Board 
35. Running Board 
36. Inner Lock Pillar 
37. Running Board 
38. Left 
39. Left 
40. Inner Center Pillar 
41. Left 
42. Front 
43. Fender 
44. Right 
45. Right 
46. Cowl Grille 
47. Extension Panel 
48. Floor Extension 
49. Floor Extension 
50. Cowl Insulator 
51. Sill Panel 52. Body C-Pillar Trim Panel No.
Part # / Description / Price
Price
1
$115.66
2
Driver Side Air Inlet Grille Panel Extension 
GM
GM Positions: Left
Description: Helps define the appearance of your vehicle's air inlet grille
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
.
Collision parts are designed to help promote proper and safe repair
MSRP $39.08
$26.84
MSRP $39.08
$26.84
2
Passenger Side Air Inlet Grille Panel Extension GM
GM Positions: Right
Description: Helps define the appearance of your vehicle's air inlet grille
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Collision parts are designed to help promote proper and safe repair
MSRP $39.67
$27.25
MSRP $39.67
$27.25
3
Driver Side Hood Rear Outer Air Inlet Seal GM
GM Positions: Left
Description: Helps ensure a tight seal for your vehicle's hood
For proper installation, locate your nearest GM dealer, independent service center, or body shop
Precise fit for ease of installation
MSRP $31.09
$22.48
MSRP $31.09
$22.48
3
Passenger Side Hood Rear Outer Air Inlet Seal GM
GM Positions: Right
Description: Helps ensure a tight seal for your vehicle's hood
For proper installation, locate your nearest GM dealer, independent service center, or body shop
Precise fit for ease of installation
MSRP $31.09
$22.48
MSRP $31.09
$22.48
4
MSRP $19.79
$13.55
5
Air Inlet Deflector Water Deflector GM
GM Description: Crew cab. Double cab. Regular cab. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $39.89
$27.39
MSRP $39.89
$27.39
6
Plenum Front Panel Outer Reinforcement GM
GM Description: Crew cab. Double cab. Regular cab. Helps secure and support your vehicle's cowl panel
For proper installation, locate your nearest GM dealer, independent service center, or body shop
Precise fit for ease of installation
MSRP $546.69
$358.97
MSRP $546.69
$358.97
7
MSRP $10.19
$7.37
8
Plenum Upper Panel GM
GM Description: Crew cab. Double cab. Regular cab. Helps define the structure of your vehicle's cowl plenum
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
.
Collision parts are designed to help promote proper and safe repair
MSRP $48.49
$33.30
MSRP $48.49
$33.30
9
Plenum Lower Panel GM
GM Description: Crew cab. Double cab. Regular cab. Helps define the structure of your vehicle's cowl plenum
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
.
Collision parts are designed to help promote proper and safe repair
MSRP $206.92
$136.49
MSRP $206.92
$136.49
11
Dash Panel Bracket GM
GM Positions: Right
Description: Crew cab. Double cab. Regular cab.
MSRP $8.20
$5.93
MSRP $8.20
$5.93
12
Driver Side Dash Panel Bracket GM
GM Positions: Left
Description: Crew cab. Double cab. Regular cab. Helps align and secure your vehicle's dash panel
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $8.20
$5.93
MSRP $8.20
$5.93
14
Driver Side Dash Panel Side Extension GM
GM Positions: Left
Description: Crew cab. Double cab. Regular cab. Completes the appearance of your vehicle's cowl panel
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
.
Collision parts are designed to help promote proper and safe repair
MSRP $20.43
$14.77
MSRP $20.43
$14.77
14
Upper Extension GM
GM Positions: Right
Description: Crew cab. Double cab. Regular cab.
MSRP $20.43
$14.77
MSRP $20.43
$14.77
15
Driver Side Dash Panel Side Extension GM
GM Positions: Left
Description: Crew cab. Double cab. Regular cab. Completes the appearance of your vehicle's cowl panel
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
.
Collision parts are designed to help promote proper and safe repair
MSRP $20.43
$14.77
MSRP $20.43
$14.77
15
Lower Extension GM
GM Positions: Right
Description: Crew cab. Double cab. Regular cab.
MSRP $20.43
$14.77
MSRP $20.43
$14.77
16
MSRP $68.81
$47.25
17
MSRP $94.06
$62.89
17
Sill Panel GM
GM Positions: Left
Description: Crew cab. Regular cab. Double cab. type 2.
MSRP $94.06
$62.89
MSRP $94.06
$62.89
18
MSRP $21.46
$15.52
18
MSRP $20.93
$15.13
19
Underbody Inner Front Side Rail GM
GM Positions: Left
Description: Crew cab. Double cab. Regular cab. Helps strengthen and support your vehicle's underbody
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
.
Collision parts are designed to help promote proper and safe repair
MSRP $14.29
$10.33
MSRP $14.29
$10.33
21
Passenger Side Body Hinge Pillar Sound Barrier GM
GM Positions: Right
Description: Crew cab. Regular cab, inner. Double cab. inner. Helps dampen road noise
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
.
Collision parts are designed to help promote proper and safe repair
MSRP $8.12
$5.87
MSRP $8.12
$5.87
22
Driver Side Body Hinge Pillar Sound Barrier GM
GM Positions: Front left inner
Description: Crew cab. Regular cab, inner. Double cab. inner. Helps dampen road noise
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
.
Collision parts are designed to help promote proper and safe repair
MSRP $13.03
$9.42
MSRP $13.03
$9.42
22
Dash Panel Inner Insulator GM
GM Positions: Front center
Description: Crew cab, 4.3, 5.3, 6.2L. Crew cab, inner, 6.6L gas. Double cab, inner, 6.6L gas. Regular cab.
$96.67
$96.67
