Emission Components for 2004 Chevrolet Impala
No.
Part # / Description / Price
Price
2
Exhaust Gas Recirculation (EGR) Valve Gasket 
GM
GM Description: Helps provide a leak-free seal
Allows exhaust pollutants to enter the engine for re-burn
Helps the engine emission system operate properly
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $19.27
$11.35
MSRP $19.27
$11.35
3
Exhaust Gas Recirculation (EGR) Valve Outlet Pipe GM
GM Description: Impala, Monte Carlo. 3.8l. All models. 3.8l. Grand Prix. 3.8l. LaCrosse. 3.8l. 2000-03. Bonneville, LeSabre. 3.8l. Lucerne. 3.8l. 2004-05. Riviera. Without supercharger, 1997. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
4
Exhaust Gas Recirculation (EGR) Valve Adapter GM
GM Description: Grand Prix. 3.8l. LaCrosse. 3.8l. Park Avenue. Without supercharger 1998-2005. Bonneville, LeSabre. 3.8l. 2000-03. 2004-05. 3.6L only. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
5
Acdelco™ Vapor Canister GM
GM Description: Impala, Monte Carlo. All models. Grand Prix. 3.8l. Egr valve & sensors. 3.5L.
5
Vapor Canister GM
GM Description: Impala, Monte Carlo. All models. Grand Prix. 3.8l. Egr valve & sensors. 3.5L. Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned in the engine
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $336.23
$197.80
MSRP $336.23
$197.80
6
MSRP $65.21
$43.73
8
Canister Hose GM
GM Description: Emissions front. 3.4L, 2002-05, rear. 3.8L. rear. 3.4L, 2000-01, rear.
9
Multi-Purpose Connector GM
GM Description: 3.8L. 3.4L, 2002-05. 3.4L, 2000-01. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
12
Vapor Canister Solenoid Valve Bracket GM
GM Description: 2nd design. 3.8L. 3.4L, 2002-05. 3.5L. 3.4L, 2000-01. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
13
Evaporative Emissions System Lines GM
GM Notes: PARTS: Part included with fuel tank.
Description: 3.4L, 2002-05, emissions rear. 3.8L. emissions rear. 3.4L, 2000-01, emissions rear.
14
Acdelco™ Vapor Canister Purge Solenoid GM
GM Description: Location-Engine Bay. All models. 3.8l. With supercharger 1998-2005. Park Avenue. 3.8L, with supercharger. Impala, Monte Carlo. 3.8l. Bonneville, LeSabre. 3.8l.
14
Vapor Canister Purge Valve GM
GM Description: All models. 3.8l. With supercharger 1998-2005. Park Avenue. Egr valve & sensors, 3.8L, with supercharger. Impala, Monte Carlo. 3.8l. Bonneville, LeSabre. 3.8l. Riviera. Controls vapor flow from canister to engine
14
Acdelco™ Vapor Canister Purge Solenoid GM
GM Description: Terraza, Uplander. Impala, Monte Carlo. Location-Vapor Canister. Round Filter. GTO. Without round shape valve. 3.6L. Montana SV6.
14
Vapor Canister Vent Solenoid GM
GM Description: Terraza, Uplander. Impala, Monte Carlo. Relay. Location-Vapor Canister. Round Filter. GTO. Without round shape valve. Grand Prix. 3.6L. Montana SV6. Controls fresh air flow to the canister
Sends fuel vapors to the engine for re-burn
Helps control fuel tank pressure
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $49.60
$29.18
MSRP $49.60
$29.18
16
Heated Oxygen Sensor GM
GM Description: LaCrosse. Bonneville, LeSabre. Grand Prix. Lucerne. Park Avenue. 3.8l. At manifold. With supercharger 1998-2005, manifold. This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle
Detects oxygen content in the exhaust gases to help optimize emissions
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $120.28
$70.76
MSRP $120.28
$70.76
17
Heated Oxygen Sensor GM
GM Description: This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle
Detects oxygen content in the exhaust gases to help optimize emissions
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $178.30
$104.89
MSRP $178.30
$104.89
17
Heated Oxygen Sensor GM
GM Description: Detects oxygen content in the exhaust gases to help optimize emissions
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $110.24
$64.85
MSRP $110.24
$64.85
17
Heated Oxygen Sensor GM
GM Positions: Rear
Description: Detects oxygen content in the exhaust gases to help optimize emissions
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $121.78
$71.64
MSRP $121.78
$71.64
19
Idle Air Control Valve GM
GM Description: Impala, Monte Carlo. 3.8l. Park Avenue. All models. 3.8l. With supercharger. Bonneville, LeSabre. 3.8l. Riviera. Idle air control, 3.8L. Helps provide smooth engine idle
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Related Parts
Part # / Description / Price
Price
Fuel Tank Pressure Sensor GM
GM Description: Help measure pressure changes within fuel tank
Help alert engine management computer if a leak occurs in fuel system