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

Oxygen Sensor

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

M.A.P Sensor

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 This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors

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

Air pump, california only. California emissions. Secondary pump. 3.8L. Seville. 3.4L, 2000-01.