A.I.R Pump

Impala, Monte Carlo. California only. Secondary pump, with california emission. Aztek, Rendezvous. 3.8L. 5.7L, 1998-02. California emissions. All models. 3.1l. 3.4L, 2000-01. Helps maintain controlled air flow to proper air injection components This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

Egr Valve Gasket

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

Purge Valve

Controls vapor flow from canister to engine

Oxygen Sensor, Left

Left. To converter. 5.7L, 1998-02. 4.6L, catalytic converter. All models. 4.6l. Pre & post converter. At converter. Seville. 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

ACDelcoâ„¢ Temp Sensor

Air Mass Sensor

Measures the amount of air entering the engine so the ECM can determine the amount of fuel to inject This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors