2021 Chevrolet Silverado 1500 Emission Components

Currently shopping for
2021 Chevrolet Silverado 1500
Change Vehicle
Categories Close X

Currently selected

Other Categories

A/C & Heating
Air & Fuel Delivery
Belts & Cooling
Body & Hardware
Brakes
Charging & Starting
Driveline & Axles
Electrical
Engine
Headlights & Lighting
Interior & Exterior Trim
Maintenance & Lubrication
Steering
Suspension
Transmission
Categories Close X

Currently selected

Other Categories

A/C & Heating
Air & Fuel Delivery
Belts & Cooling
Body & Hardware
Brakes
Charging & Starting
Driveline & Axles
Electrical
Engine
Headlights & Lighting
Interior & Exterior Trim
Maintenance & Lubrication
Steering
Suspension
Transmission
4 diagrams found for the vehicle you selected.Select your vehicle options to narrow down results.
  • 1.Emission System - Emission Components (2.7L)
    2021 Chevy Silverado 1500 Emission Components Diagram 1 - Thumbnail
  • 2.Emission System - Emission Components (3.0L Diesel,Emission Reduction System)
    2021 Chevy Silverado 1500 Emission Components Diagram 2 - Thumbnail
  • 3.Emission System - Emission Components (3.0L Diesel,Sensors)
    2021 Chevy Silverado 1500 Emission Components Diagram 3 - Thumbnail
  • 4.Emission System - Emission Components (4.3,5.3,6.2L)
    2021 Chevy Silverado 1500 Emission Components Diagram 4 - Thumbnail
Sort by:
Ref No.
Ref No.
Part No. & Part Description
Price & Qty.
Part No. &
Part Description
  • 1 Chevy 55491111 Exhaust Temperature Sensor
    55491111
    Exhaust Temperature Sensor
    Sensor Assembly-Exhaust Temperature (Position 1)
    • Part Notes: 3.0 Liter Diesel, Sensors, Position 1
    MSRP: $58.62 Your Price: $32.83
    1
    Add To Cart
  • 1 Chevy 86790695 Tank
    86790695
    Tank
    Tank-Emission Reduction Fluid
    • Part Notes: 3.0 Liter Diesel, Emission Reduction System
    MSRP: $1277.54 Your Price: $709.03
  • 1 Chevy 85107747 Vapor Canister
    85107747
    Vapor Canister
    Canister Assembly-Evaporator Emission
    • Part Notes: 2.7 Liter;4.3, 5.3, 6.2 Liter
    MSRP: $286.10 Your Price: $159.50
    1
    Add To Cart
  • 2 Chevy 55491112 Exhaust Temperature Sensor
    55491112
    Exhaust Temperature Sensor
    Sensor Assembly-Exhaust Temperature (Position 2)
    • Part Notes: 3.0 Liter Diesel, Sensors, Position 2
    MSRP: $76.92 Your Price: $43.08
    1
    Add To Cart
  • 2 Chevy 85514348 Module
    85514348
    Module
    Controller Assembly-Emission Reduction Fluid
    • Part Notes: 3.0 Liter Diesel, Emission Reduction System
    MSRP: $195.38 Your Price: $109.41
    1
    Add To Cart
  • 2 Chevy 84113689 Vapor Canister Bracket
    84113689
    Vapor Canister Bracket
    Bracket, Fuel Tank Evaporator/Purge Control
    • Part Notes: 2.7 Liter;4.3, 5.3, 6.2 Liter
    MSRP: $116.33 Your Price: $74.29
    1
    Add To Cart
  • 3 Chevy 55492188 Exhaust Temperature Sensor
    55492188
    Exhaust Temperature Sensor
    Exhaust Gasoline Temperature (Egt) Sensor
    • Part Notes: 3.0 Liter Diesel, Sensors, Position 3
    MSRP: $59.00 Your Price: $33.04
    1
    Add To Cart
  • 3 Chevy 11602900 Module Bolt
    11602900
    Module Bolt
    Bolt, Emission Reduction Fluid Controller
    • Part Notes: 3.0 Liter Diesel, Emission Reduction System
    MSRP: $5.20 Your Price: $2.91
    1
    Add To Cart
  • 3 Chevy 84613138 Solenoid
    84613138
    Solenoid
    Solenoid Assembly-Evaporator Emission Canister
    • Part Notes: 2.7 Liter;4.3, 5.3, 6.2 Liter
    MSRP: $80.26 Your Price: $44.95
    1
    Add To Cart
  • 4 Chevy 84836850 Harness
    84836850
    Harness
    Harness Assembly-Emission Reduction Fluid Tank Reservoir Wire
    • Part Notes: 3.0 Liter Diesel, Emission Reduction System
    MSRP: $194.20 Your Price: $108.75
    1
    Add To Cart
  • 4 Chevy 84310455 Solenoid Bracket
    84310455
    Solenoid Bracket
    Bracket, Fuel Tank Evaporator/Purge Control
    • Part Notes: 2.7 Liter;4.3, 5.3, 6.2 Liter
    MSRP: $28.98 Your Price: $18.50
    1
    Add To Cart
  • 4 Chevy 24001898 Upper Nox Sensor
    24001898
    Upper Nox Sensor
    Sensor Assembly-Nitrogen Oxide (Position 1)
    • Part Notes: 3.0 Liter Diesel, Sensors
    MSRP: $287.18 Your Price: $160.10
    1
    Add To Cart
  • 5 Chevy 24001899 Lower Nox Sensor
    24001899
    Lower Nox Sensor
    Sensor Assembly-Nitrogen Oxide (Position 2)
    • Part Notes: 3.0 Liter Diesel, Sensors
    MSRP: $270.66 Your Price: $150.89
    1
    Add To Cart
  • 5
    12630282
    Purge Valve
    Valve, Fuel Tank Evaporator/Purge Control
    • Part Notes: 4.3, 5.3, 6.2 Liter
    MSRP: $71.08 Your Price: $39.82
    1
    Add To Cart
  • 5 Chevy 12666845 Purge Valve
    12666845
    Purge Valve
    Valve, Fuel Tank Evaporator/Purge Control
    • Part Notes: 2.7 Liter
    MSRP: $32.38 Your Price: $18.13
    1
    Add To Cart
  • 5 Chevy 84038238 Shield
    84038238
    Shield
    Shield, Evaporation Emission System (Fuel Tank End)
    • Part Notes: 3.0 Liter Diesel, Emission Reduction System
    • Location: Passenger Side
    MSRP: $104.89 Your Price: $66.99
    1
    Add To Cart
  • 6 Chevy 12732352 Air Pump
    12732352
    Air Pump
    Pump Assembly-Evaporator Emission Canister Purge
    • Part Notes: 2.7 Liter
    • Replaced By: 12734329
  • 6 Chevy 24001900 Rear Nox Sensor
    24001900
    Rear Nox Sensor
    Sensor Assembly-Nitrogen Oxide (Position 3)
    • Part Notes: 3.0 Liter Diesel, Sensors
    MSRP: $280.02 Your Price: $156.11
    1
    Add To Cart
  • 6 Chevy 84530450 Shield
    84530450
    Shield
    Shield-Emission Reduction Fluid Tank Heat
    • Part Notes: 3.0 Liter Diesel, Emission Reduction System
    • Location: Driver Side
    MSRP: $117.20 Your Price: $65.63
    1
    Add To Cart
  • 7 Chevy 12669657 Air Pump Bracket
    12669657
    Air Pump Bracket
    Bracket Assembly-Evaporator Emission Canister Purge Pump
    • Part Notes: 2.7 Liter
    • Replaced By: 12712496
    MSRP: $22.74 Your Price: $12.73
    1
    Add To Cart
  • 7 Chevy 12705559 Purge Line
    12705559
    Purge Line
    Tube, Early Fuel Evaporation
    • Part Notes: 4.3, 5.3, 6.2 Liter
    MSRP: $26.06 Your Price: $17.52
    1
    Add To Cart
  • 7 Chevy 55514320 Sensor
    55514320
    Sensor
    Sensor Assembly-Exhaust Prtlt
    • Part Notes: 3.0 Liter Diesel, Sensors, Diesel Particulate
    MSRP: $224.43 Your Price: $125.13
    1
    Add To Cart
  • 7 Chevy 23505716 Shield Protector
    23505716
    Shield Protector
    Protector-Emission Reduction Fluid Tank
    • Part Notes: 3.0 Liter Diesel, Emission Reduction System
    MSRP: $23.45 Your Price: $14.96
    1
    Add To Cart
  • 8
    12711681
    M.A.P. Sensor
    Sensor, Computer Control Sensors
    • Part Notes: 4.3, 5.3, 6.2 Liter
    MSRP: $92.78 Your Price: $51.96
    1
    Add To Cart
  • 8 Chevy 55513539 Pressure Sensor
    55513539
    Pressure Sensor
    Pipe, Emission System
    • Part Notes: 3.0 Liter Diesel, Sensors, For Particulate
    MSRP: $59.06 Your Price: $33.07
    1
    Add To Cart
  • 8 Chevy 12669617 Purge Line
    12669617
    Purge Line
    Tube, Early Fuel Evaporation
    • Part Notes: 2.7 Liter
    • Replaced By: 12736147
    MSRP: $16.09 Your Price: $10.26
    1
    Add To Cart
  • 8 Chevy 23394813 Shield Strap
    23394813
    Shield Strap
    Strap, Evaporation Emission System (Fuel Tank End)
    • Part Notes: 3.0 Liter Diesel, Emission Reduction System
    MSRP: $15.50 Your Price: $8.68
    1
    Add To Cart
  • 9 Chevy 84974984 Fluid Pipe
    84974984
    Fluid Pipe
    Pipe Assembly-Emission Reduction Fluid Exhaust Front Pipe Injector
    • Part Notes: 3.0 Liter Diesel, Emission Reduction System, Crew Cab, 5.8 Ft Box;3.0 Liter Diesel, Emission Reduction System, Double Cab
    MSRP: $121.10 Your Price: $67.82
    1
    Add To Cart
  • 9 Chevy 84974985 Fluid Pipe
    84974985
    Fluid Pipe
    Pipe Assembly-Emission Reduction Fluid Exhaust Front Pipe Injector
    • Part Notes: 3.0 Liter Diesel, Emission Reduction System, Crew Cab, 6.6 Ft Box
    MSRP: $157.12 Your Price: $87.99
  • 9 Chevy 55496942 Pressure Sensor
    55496942
    Pressure Sensor
    Pipe, Emission System
    • Part Notes: 3.0 Liter Diesel, Sensors, For EGR
    MSRP: $55.79 Your Price: $31.25
    1
    Add To Cart
  • 9
    12687606
    Upper Oxygen Sensor
    Sensor Assembly-Heated Oxygen (Pre-Catalyst Bank 2 S
    • Part Notes: 4.3, 5.3, 6.2 Liter
    • Location: Passenger Side
    MSRP: $81.76 Your Price: $45.79
    1
    Add To Cart
  • 9 Chevy 12668435 Upper Oxygen Sensor
    12668435
    Upper Oxygen Sensor
    Sensor Assembly-Heated Oxygen (Pre-Catalyst Bank 1 Se
    • Part Notes: 4.3, 5.3, 6.2 Liter
    • Location: Driver Side
    MSRP: $72.70 Your Price: $40.71
    1
    Add To Cart
  • 10 Chevy 55515114 Injector
    55515114
    Injector
    Injector, Exhaust Gasoline Recirculation Valve
    • Part Notes: 3.0 Liter Diesel, Emission Reduction System
    MSRP: $251.78 Your Price: $140.37
    1
    Add To Cart
  • 10
    12670253
    Lower Oxygen Sensor
    Sensor, Computer Control Sensors
    • Part Notes: 4.3, 5.3, 6.2 Liter
    • Location: Driver Side;Passenger Side
    MSRP: $79.14 Your Price: $44.32
    1
    Add To Cart
  • 10 Chevy 12679935 Upper Oxygen Sensor
    12679935
    Upper Oxygen Sensor
    Sensor Assembly-Heated Oxygen (Pre-Catalyst Bank 1 Se
    • Part Notes: 2.7 Liter
    MSRP: $92.53 Your Price: $59.08
    1
    Add To Cart
  • 11 Chevy 55506825 Injector Clamp
    55506825
    Injector Clamp
    Clamp-Emission Reduction Fluid Injector
    • Part Notes: 3.0 Liter Diesel, Emission Reduction System
    MSRP: $8.32 Your Price: $5.31
  • 12 Chevy 84720024 Filler Pipe
    84720024
    Filler Pipe
    Pipe Assembly-Emission Reduction Fluid Tank Filler
    • Part Notes: 3.0 Liter Diesel, Emission Reduction System, Reduction Tank, Short Bed
    MSRP: $133.50 Your Price: $74.76
    1
    Add To Cart
  • 12 Chevy 84721353 Filler Pipe
    84721353
    Filler Pipe
    Pipe Assembly-Emission Reduction Fluid Tank Filler
    • Part Notes: 3.0 Liter Diesel, Emission Reduction System, Reduction Tank, Standard Bed
    MSRP: $142.16 Your Price: $79.61
    1
    Add To Cart
  • 13 Chevy 87844675 Filler Pipe
    87844675
    Filler Pipe
    Pipe Assembly-Fuel Tank Filler (W/Filler Hose)
    • Part Notes: 3.0 Liter Diesel, Emission Reduction System, Fuel Tank, Short Bed
    • Replaced By: 85747331
    MSRP: $270.53 Your Price: $180.98
    1
    Add To Cart
  • 13 Chevy 87844677 Filler Pipe
    87844677
    Filler Pipe
    Pipe Assembly-Fuel Tank Filler (W/Filler Hose)
    • Part Notes: 3.0 Liter Diesel, Emission Reduction System, Fuel Tank, Standard Bed
    MSRP: $277.83 Your Price: $185.87
    1
    Add To Cart
  • 14
    23138955
    Filler Pipe Cap
    Cap-Emission Reduction Fluid Tank Filler
    • Part Notes: 3.0 Liter Diesel, Emission Reduction System
    MSRP: $26.58 Your Price: $14.88
    1
    Add To Cart
  • 15 Chevy 11609585 Filler Pipe Bolt
    11609585
    Filler Pipe Bolt
    Bolt, Radio Antenna Module Grd
    • Part Notes: 3.0 Liter Diesel, Emission Reduction System
    MSRP: $7.39 Your Price: $4.72
    1
    Add To Cart
  • 12691877
    PCV Valve
    Valve, Engine Crankcase
    • Part Notes: Silverado, Sierra; 4.3l
    MSRP: $16.90 Your Price: $9.46
    1
    Add To Cart
  • 12721582
    PCV Valve
    Valve, Engine Crankcase
    • Part Notes: Silverado, Sierra; 2.7l
    MSRP: $21.60 Your Price: $12.10
    1
    Add To Cart
  • 84601639
    Vacuum Pump
    Canister Assembly-Auxiliary Evaporator Emission
    • Part Notes: Silverado, Sierra
    MSRP: $277.34 Your Price: $154.62
    1
    Add To Cart
  • Chevy 85107748 Vapor Canister
    85107748
    Vapor Canister
    Canister Assembly-Evaporator Emission
    • Part Notes: Silverado, Sierra; 2.7l; W/Regular Cab; W/8' Box
    MSRP: $277.70 Your Price: $154.82
    1
    Add To Cart
  • 84613139
    Vent Control Solenoid
    Solenoid Assembly-Evaporator Emission Canister
    • Part Notes: Silverado, Sierra; 2.7l; W/Regular Cab; W/8' Box
    MSRP: $84.06 Your Price: $47.07
    1
    Add To Cart
  • 85514428
    HOSE,FUEL FEED
    • Fitting Vehicle Options: CK105(43)(L82,FJW), CK107(53)(L82,FJW), CK105(43)(L84,L87,FJW), CK107(53)(L84,L87,FJW)
    • Replaced By: 85652540
    MSRP: $96.74 Your Price: $54.17