Emission Systems for 2003 Hummer H2
Select Emission Systems part
Oxygen Sensor 4 Wire, Universal, Heated, Wire Length: 11.77
Denso
234-4212
DENSO Oxygen Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance; Each component is precision...
Positions: Upstream
$31.89
Fits Your Vehicle
Body Bolt M6-1.0 x 25mm
Dorman
963-232
These bolts are manufactured using durable materials and corrosion-tested to ensure required strength and longevity. BODY BOLT Bolt,...
Positions: B-Pillar (Left), B-Pillar (Right), Rear, Secondary
Fits Your Vehicle
Multi-Purpose Wire Connector
ACDelco
PT2307
ACDelco Gold (Professional) Air Charge Temperature Sensor Connector are a high quality alternative to Original Equipment (OE) parts....
Positions: Front
$25.21
Fits Your Vehicle
Wiring Pigtail
ACDelco
PT1116
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended...
$66.57
Fits Your Vehicle
Multi-Purpose Wiring Connector
ACDelco
PT247
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended...
$24.57
Fits Your Vehicle
Blower Motor Relay Connector
ACDelco
PT2371
ACDelco Gold (Professional) HVAC Automatic Temperature Control (ATC) Relay Connector are a high quality alternative to Original Equipment...
$38.79
Fits Your Vehicle
Multi-Purpose Wiring Connector
ACDelco
PT2782
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended...
$23.01
Fits Your Vehicle
Multi-Purpose Wiring Connector
ACDelco
PT288
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended...
$25.09
Fits Your Vehicle
Multi-Purpose Wiring Connector
ACDelco
PT2623
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended...
$33.20
Fits Your Vehicle
Vapor Canister Purge Tube
ACDelco
12578233
GM Genuine Parts Vapor Canister Purge Valve Pipes are designed, engineered, and tested to rigorous standards, and are backed by General...
$30.43
Fits Your Vehicle
Body Bolt With Washer - M6-1.0 X 25mm
Dorman
700-251
These nuts are manufactured using durable materials and corrosion tested to ensure required strength and longevity. BODY BOLT Nut,...
Positions: B-Pillar (Left), B-Pillar (Right), Rear, Secondary
$13.56
Fits Your Vehicle
Evaporative Emissions Canister Vent Valve (With Filter Assembly)
Dorman
911-238
A malfunctioning vapor canister vent solenoid can cause the engine light to come on. This vapor canister vent solenoid is engineered of...
$20.49
Fits Your Vehicle
Black Multi-Purpose Pigtail
ACDelco
PT1274
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended...
$31.26
Fits Your Vehicle
Oxygen Sensor 4 Wire, Direct Fit, Heated, Wire Length: 14.76
Denso
234-4669
DENSO Oxygen Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance; Each component is precision...
Positions: Upstream
$49.87
Fits Your Vehicle
Oxygen Sensor
ACDelco
213-1161
GM Genuine Parts Oxygen (O2) Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These...
Positions: Downstream
$75.56
Fits Your Vehicle
Evaporative Emissions Purge Solenoid Valve
Dorman
911-068
Engineered for a perfect fit and plug-and-play installation, this vapor canister purge valve is a direct replacement for the original...
$34.65
Fits Your Vehicle
Relay
ACDelco
D1741C
ACDelco Gold (Professional) Temperature Control Relay are a high quality alternative to Original Equipment (OE) parts. ACDelco Gold...
$8.70
Fits Your Vehicle
Wiring Pigtail
ACDelco
PT1384
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended...
$34.68
Fits Your Vehicle
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