58 products about 2021 GMC Sierra 2500 HD Air Filters & Intake Systems found
Product Specifications- Notes: 6.6 Liter Gas; Silverado, Sierra 2500 Hd; Gas
- Other Names: Intake Manifold Gasket, Manifold Gasket
- Item Dimensions: 3.4 x 2.5 x 0.4 inches
- Item Weight: 0.30 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2021 GMC Sierra 2500 HD Manifold Gasket
More Info Vehicle Fitment- 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L GAS
$2.17 MSRP: $3.58
You Save: $1.41 (40%)
Product Specifications- Notes: Silverado, Sierra 2500 Hd; Gas
- Item Dimensions: 4.7 x 4.5 x 0.4 inches
- Item Weight: 0.30 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2021 GMC Sierra 2500 HD Supercharger Gasket Set
More Info Vehicle Fitment- 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L GAS
$7.83 MSRP: $14.76
You Save: $6.93 (47%)
Product Specifications- Notes: Silverado, Sierra 2500 Hd; Gas
- Item Dimensions: 4.7 x 4.5 x 0.4 inches
- Item Weight: 0.30 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2021 GMC Sierra 2500 HD Supercharger Gasket Set
More Info Vehicle Fitment- 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L GAS
$7.83 MSRP: $14.76
You Save: $6.93 (47%)
Product Specifications- Notes: Silverado, Sierra 2500 Hd; Gas
- Item Dimensions: 4.7 x 4.5 x 0.4 inches
- Item Weight: 0.30 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2021 GMC Sierra 2500 HD Supercharger Gasket Set
More Info Vehicle Fitment- 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L GAS
$7.83 MSRP: $14.76
You Save: $6.93 (47%)
Product Specifications- Notes: Silverado, Sierra 2500 Hd; Gas
- Other Names: Throttle Body
- Item Dimensions: 6.2 x 5.1 x 10.4 inches
- Item Weight: 4.30 Pounds
- Fitment Type: Direct Replacement
- Replaced by: 12729495
- Part Description: 2021 GMC Sierra 2500 HD Throttle Body
More Info Vehicle Fitment- 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L GAS
$160.91 MSRP: $303.61
You Save: $142.70 (48%)
Product Specifications- Notes: Silverado, Sierra 2500 Hd; Diesel; 6.6 Liter Diesel, Sensors
- Item Dimensions: 2.1 x 2.0 x 2.0 inches
- Item Weight: 0.30 Pounds
- Fitment Type: Direct Replacement
- Replaces: 12670600
- Replaced by: 12707766
- Part Description: 2021 GMC Sierra 2500 HD Sensor Asm-Intake Air Pressure & Temperature
More Info Vehicle Fitment- 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL
$26.29 MSRP: $52.19
You Save: $25.90 (50%)
Product Specifications- Notes: Silverado, Sierra 2500 Hd; Diesel; 6.6 Liter Diesel, Sensors
- Item Dimensions: 2.1 x 2.0 x 2.0 inches
- Item Weight: 0.30 Pounds
- Fitment Type: Direct Replacement
- Replaces: 12670600
- Replaced by: 12707766
- Part Description: 2021 GMC Sierra 2500 HD Sensor Asm-Intake Air Pressure & Temperature
More Info Vehicle Fitment- 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL
$26.29 MSRP: $52.19
You Save: $25.90 (50%)
Product Specifications- Notes: Silverado, Sierra 2500 Hd; Diesel; 6.6 Liter Diesel, Sensors
- Item Dimensions: 2.1 x 2.0 x 2.0 inches
- Item Weight: 0.30 Pounds
- Fitment Type: Direct Replacement
- Replaces: 12670600
- Replaced by: 12707766
- Part Description: 2021 GMC Sierra 2500 HD Sensor Asm-Intake Air Pressure & Temperature
More Info Vehicle Fitment- 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL
$26.29 MSRP: $52.19
You Save: $25.90 (50%)
Product Specifications- Notes: 6.6 Liter Gas; Silverado, Sierra 2500 Hd; Gas
- Other Names: Intake Manifold, Manifold
- Item Dimensions: 29.5 x 18.6 x 12.6 inches
- Item Weight: 15.80 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2021 GMC Sierra 2500 HD Manifold
More Info Vehicle Fitment- 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L GAS
$181.77 MSRP: $300.86
You Save: $119.09 (40%)
Product Specifications- Notes: Silverado, Sierra 2500 Hd; Gas
- Other Names: Mass Air Flow Sensor
- Item Dimensions: 1.7 x 1.8 x 0.4 inches
- Item Weight: 0.30 Pounds
- Fitment Type: Direct Replacement
- Replaced by: 12714453
- Part Description: 2021 GMC Sierra 2500 HD Mass Air Flow Sensor
More Info Vehicle Fitment- 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L GAS
$48.92 MSRP: $92.32
You Save: $43.40 (48%)
Product Specifications- Notes: 6.6 Liter Gas; Silverado, Sierra 2500 Hd; Gas
- Other Names: Air Filter
- Item Dimensions: 3.7 x 12.7 x 11.9 inches
- Item Weight: 2.20 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2021 GMC Sierra 2500 HD Air Filter
More Info Vehicle Fitment- 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L GAS
$36.50 MSRP: $66.08
You Save: $29.58 (45%)
Product Specifications- Notes: Silverado, Sierra 2500 Hd; Diesel; Upper; 6.6 Liter Diesel, Upper Components, Upper
- Other Names: Intake Manifold, Manifold
- Item Dimensions: 30.0 x 18.6 x 10.6 inches
- Item Weight: 8.40 Pounds
- Fitment Type: Direct Replacement
- Replaced by: 12702671
- Part Description: 2021 GMC Sierra 2500 HD Manifold
More Info Vehicle Fitment- 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL
$115.89 MSRP: $183.97
You Save: $68.08 (38%)
Product Specifications- Notes: 6.6 Liter Diesel, Engine Compartment; Silverado, Sierra 2500 Hd; Diesel
- Other Names: Air Mass Sensor, Mass Air Flow Sensor
- Item Dimensions: 5.3 x 2.1 x 2.1 inches
- Item Weight: 0.50 Pounds
- Fitment Type: Direct Replacement
- Replaces: 22951817
- Part Description: 2021 GMC Sierra 2500 HD Air Mass Sensor
More Info Vehicle Fitment- 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL
$88.93 MSRP: $167.82
You Save: $78.89 (48%)
Product Specifications- Notes: 6.6 Liter Gas; 6.6 Liter Diesel; Silverado, Sierra 2500 Hd
- Item Dimensions: 3.3 x 2.2 x 2.0 inches
- Item Weight: 0.40 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2021 GMC Sierra 2500 HD Air Temperature Sensor
More Info Vehicle Fitment- 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$15.66 MSRP: $29.51
You Save: $13.85 (47%)
Product Specifications- Notes: Silverado, Sierra 2500 Hd; Diesel; Lower; Left;Silverado, Sierra 2500 Hd; Diesel; Lower; Light; 6.6 Liter Diesel, Upper Components, Lower
- Location: Driver Side
- Other Names: Intake Manifold, Manifold
- Item Dimensions: 19.5 x 5.0 x 3.2 inches
- Item Weight: 3.20 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2021 GMC Sierra 2500 HD Manifold
More Info Vehicle Fitment- 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL
$67.10 MSRP: $106.54
You Save: $39.44 (38%)
Product Specifications- Notes: Silverado, Sierra 2500 Hd; Diesel
- Other Names: Throttle Body
- Item Dimensions: 9.8 x 8.1 x 6.6 inches
- Item Weight: 2.20 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2021 GMC Sierra 2500 HD Throttle Body
More Info Vehicle Fitment- 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL
$44.58 MSRP: $80.70
You Save: $36.12 (45%)
Product Specifications- Notes: 6.6 Liter Gas, 6.9 Ft Box, Regular, Double Cab;6.6 Liter Gas, 8 Ft Box; Silverado, Sierra 2500 Hd; Crew Cab; Long Box;Silverado, Sierra 2500 Hd; Double/Extended Cab;Silverado, Sierra 2500 Hd; Regular Cab
- Other Names: Solenoid Valve, Vent Control Solenoid
- Item Dimensions: 27.2 x 10.9 x 4.8 inches
- Item Weight: 0.90 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2021 GMC Sierra 2500 HD Vent Control Solenoid
More Info Vehicle Fitment- 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
$54.18 MSRP: $98.08
You Save: $43.90 (45%)
Product Specifications- Notes: 6.6 Liter Diesel, Engine Compartment
- Other Names: Outlet Duct, Outlet Tube
- Fitment Type: Direct Replacement
- Replaces: 23384622
- Replaced by: 85013706
- Part Description: 2021 GMC Sierra 2500 HD Outlet Tube
More Info Vehicle Fitment- 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL
$46.57 MSRP: $70.26
You Save: $23.69 (34%)
Product Specifications- Notes: 6.6 Liter Diesel, Engine Compartment
- Other Names: Outlet Duct, Outlet Tube
- Fitment Type: Direct Replacement
- Replaces: 23384622
- Replaced by: 85013706
- Part Description: 2021 GMC Sierra 2500 HD Outlet Tube
More Info Vehicle Fitment- 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL
$46.57 MSRP: $70.26
You Save: $23.69 (34%)
Product Specifications- Notes: 6.6 Liter Diesel, Engine Compartment
- Other Names: Outlet Duct, Outlet Tube
- Fitment Type: Direct Replacement
- Replaces: 23384622
- Replaced by: 85013706
- Part Description: 2021 GMC Sierra 2500 HD Outlet Tube
More Info Vehicle Fitment- 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL
$46.57 MSRP: $70.26
You Save: $23.69 (34%)
Product Specifications- Notes: Silverado, Sierra 2500 Hd; Diesel; Lower; Right; 6.6 Liter Diesel, Upper Components, Lower
- Location: Passenger Side
- Other Names: Intake Manifold, Manifold
- Item Dimensions: 6.1 x 6.4 x 22.4 inches
- Item Weight: 3.30 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2021 GMC Sierra 2500 HD Manifold
More Info Vehicle Fitment- 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL
$65.00 MSRP: $107.60
You Save: $42.60 (40%)
Product Specifications- Notes: 6.6 Liter Diesel, Engine Compartment; Silverado, Sierra 2500 Hd; Diesel
- Other Names: Air Filter
- Item Dimensions: 12.2 x 12.2 x 3.9 inches
- Item Weight: 2.20 Pounds
- Fitment Type: Direct Replacement
- Replaced by: 85614334
- Part Description: 2021 GMC Sierra 2500 HD Air Filter
More Info Vehicle Fitment- 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL
$30.91 MSRP: $55.97
You Save: $25.06 (45%)
Product Specifications- Notes: 6.6 Liter Gas
- Other Names: Intake Duct
- Fitment Type: Direct Replacement
- Part Description: 2021 GMC Sierra 2500 HD Intake Duct
More Info Vehicle Fitment- 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L GAS
$29.62 MSRP: $44.69
You Save: $15.07 (34%)
Product Specifications- Notes: 6.6 Liter Gas
- Other Names: Intake Duct
- Fitment Type: Direct Replacement
- Part Description: 2021 GMC Sierra 2500 HD Intake Duct
More Info Vehicle Fitment- 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L GAS
$29.62 MSRP: $44.69
You Save: $15.07 (34%)
Product Specifications- Notes: 6.6 Liter Gas
- Other Names: Intake Duct
- Fitment Type: Direct Replacement
- Part Description: 2021 GMC Sierra 2500 HD Intake Duct
More Info Vehicle Fitment- 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L GAS
$29.62 MSRP: $44.69
You Save: $15.07 (34%)
Product Specifications- Notes: 6.6 Liter Gas
- Other Names: Air Mass Sensor, Mass Air Flow Sensor
- Fitment Type: Direct Replacement
- Replaces: 12671620
- Part Description: 2021 GMC Sierra 2500 HD Air Mass Sensor
More Info Vehicle Fitment- 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L GAS
$48.92 MSRP: $92.32
You Save: $43.40 (48%)
Product Specifications- Notes: Silverado, Sierra 2500 Hd; Gas; 6.6 Liter Gas
- Fitment Type: Direct Replacement
- Replaces: 12594942, 12701247, 12644228, 12694725
- Part Description: 2021 GMC Sierra 2500 HD Booster Sensor
More Info Vehicle Fitment- 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L GAS
$46.61 MSRP: $87.96
You Save: $41.35 (48%)
Product Specifications- Notes: Silverado, Sierra 2500 Hd; Gas; 6.6 Liter Gas
- Fitment Type: Direct Replacement
- Replaces: 12594942, 12701247, 12644228, 12694725
- Part Description: 2021 GMC Sierra 2500 HD Booster Sensor
More Info Vehicle Fitment- 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L GAS
$46.61 MSRP: $87.96
You Save: $41.35 (48%)
Product Specifications- Notes: 6.6 Liter Diesel, Lower Components; Silverado, Sierra 2500 Hd; Diesel
- Other Names: Oil Filter
- Item Dimensions: 4.6 x 4.1 x 4.0 inches
- Item Weight: 1.10 Pounds
- Fitment Type: Direct Replacement
- Replaces: 89017527
- Part Description: 2021 GMC Sierra 2500 HD Oil Filter
More Info Vehicle Fitment- 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL
$11.90 MSRP: $21.52
You Save: $9.62 (45%)
Product Specifications- Notes: 6.6 Liter Diesel, On Hood
- Other Names: Air Inlet
- Fitment Type: Direct Replacement
- Replaced by: 85135956
- Part Description: 2021 GMC Sierra 2500 HD Air Inlet
More Info Vehicle Fitment- 2021 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL
$10.64 MSRP: $16.04
You Save: $5.40 (34%)