Frame for 2025 GMC Sierra 2500 HD
1. Step Bar Assembly 
2. Frame Assembly 
3. Mount Cushion 
4. Body A-Pillar 
5. Inner Lock Pillar 
6. Outer Rail 
7. Inner Windshield Pillar 
8. Mount Cushion 
9. Windshield Pillar Trim 
10. Front 
11. Body B-Pillar Bracket 
12. Uniside Assembly 
13. Uniside Assembly 
14. Inner Center Pillar 
15. Inner Lock Pillar 
16. Body B-Pillar 
17. Cowl Cover 
18. Side Cover 
19. Body A-Pillar 
20. Inner Center Pillar 
21. Body B-Pillar 
22. Rear 
23. 6-Inch Rectangular Assist Steps, Chrome 
24. Uniside Assembly 
25. Inner Rocker Assembly 
26. Floor Extension 
27. Floor Sill 
28. Running Board 
29. Running Board 
30. Running Board 
31. Body A-Pillar Trim Panel 
32. Running Board 
33. Body A-Pillar Trim Panel 
34. Body A-Pillar Trim Panel 
35. Running Board 
36. Running Board 
37. Running Board 
38. Left 
39. Body A-Pillar Trim Panel 
40. Left 
41. Inner Center Pillar 
42. Front 
43. Fender 
44. Step Bar Assembly 
45. Right 
46. Right 
47. Extension Panel 
48. Cowl Grille 
49. Floor Extension 
50. Floor Extension 
51. Sill Panel 52. Body C-Pillar Trim Panel No.
Part # / Description / Price
Price
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
$26.13
MSRP $39.08
$26.13
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
$26.53
MSRP $39.67
$26.53
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
$21.54
MSRP $31.09
$21.54
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
$21.54
MSRP $31.09
$21.54
4
MSRP $19.79
$12.98
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
$26.67
MSRP $39.89
$26.67
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
$362.26
MSRP $546.69
$362.26
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
$32.42
MSRP $48.49
$32.42
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
$137.12
MSRP $206.92
$137.12
11
Dash Panel Bracket GM
GM Positions: Right
Description: Crew cab. Double cab. Regular cab.
MSRP $8.20
$5.68
MSRP $8.20
$5.68
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
$5.68
MSRP $8.20
$5.68
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
$14.16
MSRP $20.43
$14.16
14
Upper Extension GM
GM Positions: Right
Description: Crew cab. Double cab. Regular cab.
MSRP $20.43
$14.16
MSRP $20.43
$14.16
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
$14.16
MSRP $20.43
$14.16
15
Lower Extension GM
GM Positions: Right
Description: Crew cab. Double cab. Regular cab.
MSRP $20.43
$14.16
MSRP $20.43
$14.16
16
MSRP $68.81
$46.01
17
MSRP $94.06
$62.33
17
Sill Panel GM
GM Positions: Left
Description: Crew cab. Regular cab. Double cab. type 2.
MSRP $94.06
$62.33
MSRP $94.06
$62.33
18
MSRP $21.46
$14.87
18
MSRP $20.93
$14.50
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
$9.90
MSRP $14.29
$9.90
20
Insulator GM
GM Description: Crew cab, outer, 6.6L diesel. Regular cab, outer, 6.6L diesel. Double cab, outer, 6.6L diesel.
$82.53
$82.53
21
$6.95
