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Home 2026 GMC Sierra 2500 HD AT4X 6.6L V8 - Diesel Floor

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2026 GMC Sierra 2500 HD

AT4X 6.6L V8 - Diesel

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Floor for 2026 GMC Sierra 2500 HD

Diagram 1 1. Front Floor Pan Diagram 2 2. Cowl Grille Diagram 3 3. Splash Shield Diagram 4 4. Rear Diagram 5 5. Uniside Assembly Diagram 6 6. Extension Panel Diagram 7 7. Floor Extension Diagram 8 8. Floor Extension Diagram 9 9. Floor Extension Diagram 10 10. Front Diagram 11 11. Floor Extension Diagram 12 12. Floor Extension Diagram 13 13. Floor Extension Diagram 14 14. Floor Extension Diagram 15 15. Floor Extension Diagram 16 16. Floor Sill Diagram 17 17. Sill Panel 18. Floor Pan Heat Shield
No.
Part # / Description / Price
Price
1
84180519 - Exhaust: Heat Shield for GM Image
Exhaust Intermediate Underbody Heat Shield
84180519
GM GM
Description: 6.6L diesel, front, #1. Can help prevent exhaust heat from damaging your vehicle's undercarriage and engine compartment components This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $10.44
$8.14
MSRP $10.44
$8.14
2
84630082 - Exhaust: Heat Shield for GM Image
Heat Shield
84630082
GM GM
Description: 6.6L gas, front, #1. 6.6L diesel, front, #2. 2.7L, front, center. Single exhaust, front, center. Dual exhaust, 2023-26, front, center. Dual exhaust, 2020-22, front, center. 4.3L, front, center. 5.3 & 6.2L dual exhaust. front center.
MSRP $23.15
$18.04
MSRP $23.15
$18.04
3
84630084 - Exhaust: Heat Shield for GM Image
Heat Shield
84630084
GM GM
Description: 6.6L gas, center, crew cab. 6.6L diesel, center, crew cab. Dual exhaust, center, crew cab. Single exhaust, center, crew cab. Dual exhaust, 2023-26, center. 2.7L, center, crew cab. Dual exhaust, 2020-22, center. 4.3L, center, crew cab. 5.3 & 6.2L dual exhaust. center.
MSRP $11.05
$8.62
MSRP $11.05
$8.62
4
23445324 - Exhaust: Heat Shield for GM Image
Exhaust Front Heat Shield
23445324
GM GM
Description: 6.6L gas, rear, #1, 6.9 ft box. 6.6L diesel, rear, #1, 6.9 ft box. Can help prevent exhaust heat from damaging your vehicle's undercarriage and engine compartment components This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $41.10
$32.06
MSRP $41.10
$32.06
4
84619049 - Body: Floor Pan Heat Shield for GM Image
Rear Frame Heat Shield
84619049
GM GM
Positions: Rear
Description: 5th wheel package. 6.6L gas, rear, #2. 6.6L diesel, rear, #2. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $36.90
$28.90
MSRP $36.90
$28.90
4
85814393 - Body: Floor Pan Heat Shield for GM Image
Heat Shield
85814393
GM GM
Positions: Rear
Description: With at4x.
$72.55
$72.55
4
86513097 - Body: Floor Pan Heat Shield for GM Image
Under-Body Shield
86513097
GM GM
Positions: Rear
Description: With aev edition. With bison edition.
$897.92
$897.92