Emission Components for 2021 Chevrolet Tahoe
No.
Part # / Description / Price
Price
2
Emission Reduction Fluid Tank Front Bracket 
GM
GM Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
A component that facilitates the mounting of the Diesel Exhaust Fluid Tank.
A component that facilitates the mounting of the Diesel Exhaust Fluid Tank.
MSRP $29.12
$21.41
MSRP $29.12
$21.41
3
Module GM
GM Description: Emission reduction level. Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD. 6.6L diesel, emission reduction system. Suburban. 3.0l diesel. Tahoe. 3.0l diesel. Escalade. 3.0l diesel. Yukon. 3.0l diesel. 3.0L diesel emission reduction system.
4
Harness GM
GM Notes: PARTS: Part included with tank.
Description: 3.0L diesel, emission reduction system.
MSRP $164.00
$101.68
MSRP $164.00
$101.68
5
Emission Reduction Fluid Tank Filler Vent Hose GM
GM Description: Manufactured to GM OE specification for fit, form, and function
A component that allows excess pressure from the diesel exhaust fluid tank to exit the tank.
A component that allows excess pressure from the diesel exhaust fluid tank to exit the tank.
MSRP $77.86
$49.05
MSRP $77.86
$49.05
6
Emission Reduction Fluid Tank Shield GM
GM Description: This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors
Floor Pan Heat Shield.
Floor Pan Heat Shield.
MSRP $126.38
$78.36
MSRP $126.38
$78.36
7
Emission Reduction Fluid Tank Shield GM
GM Description: This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors
A protective cover that fits around the diesel emission fluid tank.
A protective cover that fits around the diesel emission fluid tank.
MSRP $45.36
$28.58
MSRP $45.36
$28.58
8
Emission Reduction Fluid Tank Protector GM
GM Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $28.66
$18.49
MSRP $28.66
$18.49
9
Emission Reduction Fluid Tank Filler Pipe GM
GM Description: Manufactured to GM OE specification for fit, form, and function
Diesel Exhaust Fluid (DEF) Filler Pipe.
Diesel Exhaust Fluid (DEF) Filler Pipe.
MSRP $84.30
$53.11
MSRP $84.30
$53.11
10
Emission Reduction Fluid Tank Filler Hose GM
GM Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Diesel Exhaust Fluid (DEF) Filler Pipe.
Diesel Exhaust Fluid (DEF) Filler Pipe.
MSRP $91.40
$57.58
MSRP $91.40
$57.58
11
Diesel Emissions Fluid (DEF) Tank Filler Cap GM
GM Description: 6.6L diesel, emission reduction system. Emission reduction system, 3.0L diesel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Removable cap to fill the diesel exhaust fluid reservoir.
Removable cap to fill the diesel exhaust fluid reservoir.
MSRP $26.58
$17.14
MSRP $26.58
$17.14
12
Reductant Fluid Injector GM
GM Description: Silverado, sierra. Emission reduction system, 3.0L diesel.
Manufactured to GM OE specification for fit, form, and function
Injector positioned in the exhaust to aid in DPF regeneration.
Injector positioned in the exhaust to aid in DPF regeneration.
MSRP $122.54
$75.06
MSRP $122.54
$75.06
13
Exhaust System Front Gasket GM
GM Notes: PARTS: Part included with injector.
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $8.75
$6.77
MSRP $8.75
$6.77
14
Emission Reduction Fluid Injector Clamp GM
GM Description: Emission reduction system, 3.0L diesel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
A part which fits around the Diesel Exhaust Fluid Injector, thereby securing the component in place with a clamping force.
A part which fits around the Diesel Exhaust Fluid Injector, thereby securing the component in place with a clamping force.
MSRP $8.32
$6.11
MSRP $8.32
$6.11
15
Emissions Reduction Fluid Exhaust Front Pipe Injector Supply Pipe GM
GM Description: 3.0L diesel, emission reduction system, Escalade.
Not For Sale
Not For Sale
No.
Part # / Description / Price
Price
1
Exhaust Gas Temperature Sensor GM
GM Description: Helps provide accurate temperature detection
Heat and vibration resistant for operating efficiently
A sensor to measure the temperature of exhaust gases at various points of the exhaust flow of a vehicle.
A sensor to measure the temperature of exhaust gases at various points of the exhaust flow of a vehicle.
MSRP $62.90
$39.63
MSRP $62.90
$39.63
2
Exhaust Temperature Sensor GM
GM Description: Silverado, sierra. Sensors, 3.0L diesel, position 2. Helps provide accurate temperature detection
Heat and vibration resistant for operating efficiently
A sensor to measure the temperature of exhaust gases at various points of the exhaust flow of a vehicle.
A sensor to measure the temperature of exhaust gases at various points of the exhaust flow of a vehicle.
MSRP $78.46
$49.43
MSRP $78.46
$49.43
3
Exhaust Temperature Sensor GM
GM Description: Silverado, sierra. Sensors, 3.0L diesel, position 3. Helps provide accurate temperature detection
Heat and vibration resistant for operating efficiently
A sensor to measure the temperature of exhaust gases at various points of the exhaust flow of a vehicle.
A sensor to measure the temperature of exhaust gases at various points of the exhaust flow of a vehicle.
MSRP $60.18
$37.91
MSRP $60.18
$37.91
4
Nitrogen Oxide Sensor GM
GM Description: 3.0L diesel, sensors, 2021-24. Upper. Escalade. 3.0l diesel. Suburban. 3.0l diesel. Tahoe. 3.0l diesel. Yukon. 3.0l diesel.
MSRP $198.82
$123.27
MSRP $198.82
$123.27
5
Sensor GM
GM Description: 3.0L diesel, sensors. Suburban. 3.0l diesel. Lower. To 05/19/22. Tahoe. 3.0l diesel. Yukon. 3.0l diesel. Right. Escalade. 3.0l diesel.
MSRP $231.44
$143.49
MSRP $231.44
$143.49
6
Sensor GM
GM Description: 3.0L diesel, sensors. Lower. Left. Escalade. 3.0l diesel. Suburban. 3.0l diesel. Tahoe. 3.0l diesel. Yukon. 3.0l diesel.
MSRP $262.52
$162.76
MSRP $262.52
$162.76
7
Exhaust Particulate Sensor GM
GM Description: Manufactured to GM OE specification for fit, form, and function
Oxygen Sensor.
Oxygen Sensor.
MSRP $170.68
$105.82
MSRP $170.68
$105.82
8
Exhaust Pressure Sensor Pipe GM
GM Description: Sensors, 3.0L diesel, for particulate. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
A sensor which detects the operating pressure of fluid in the diesel exhaust fluid system.
A sensor which detects the operating pressure of fluid in the diesel exhaust fluid system.
MSRP $64.38
$40.56
MSRP $64.38
$40.56
9
Exhaust Pressure Sensor Pipe GM
GM Description: Sensors, 3.0L diesel, for egr. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
A sensor which detects the operating pressure of fluid in the diesel exhaust fluid system.
A sensor which detects the operating pressure of fluid in the diesel exhaust fluid system.
MSRP $60.81
$37.25
MSRP $60.81
$37.25
10
Exhaust Pressure Differential Sensor Bracket GM
GM Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Original equipment parts are designed to work with your GM vehicle safety systems - aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
MSRP $25.71
$18.90
MSRP $25.71
$18.90
No.
Part # / Description / Price
Price
No.
Part # / Description / Price
Price
15
Pressure Sensor GM
GM Notes: PARTS: Part included with PCV hose.
Description: 3.0L diesel. 2.0L. 2021-25.
MSRP $26.52
$17.11
MSRP $26.52
$17.11
Related Parts
Part # / Description / Price
Price
Multi-Purpose Bolt *Sold Individually* GM
GM Description: Fastens vehicle's components together
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
MSRP $10.72
$6.91
MSRP $10.72
$6.91
Multi-Purpose Retainer *Sold Individually* GM
GM Description: Used to secure multiple components
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $3.50
$2.72
MSRP $3.50
$2.72
Multi-Purpose Retainer GM
GM Description: 2017-20, emission reduction system. 2.8L turbo diesel, emission reduction system, type 1. With awd. Coupe,. Rwd. Fuel tank & pump. With hybrid. 1.6L, reduction tank & components, sedan, type 1. With CTS V. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Fuel Tank Shield Clip.
Fuel Tank Shield Clip.
MSRP $13.28
$8.57
MSRP $13.28
$8.57