2003 Nissan Altima EGR Valves & Parts

Along with power, your engine produces carbon monoxide, oxide of nitrogen, hydrocarbons, and other hazardous gases that cause harm to the environment. To minimize air pollution, all vehicles are equipped with an emission control system...

Nissan Altima 2003, Intermotor™ Exhaust Temperature Sensor by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest...

Nissan Altima 3.5L 2003, EGR Valve Gasket by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources, the gaskets meet...

Nissan Altima 3.5L 2003, EGR Valve Gasket by Mahle®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in mind. It will meet...

Nissan Altima 3.5L 2003, EGR Valve Gasket by Victor Reinz®. With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an...

Nissan Altima 3.5L 2003, Exhaust Gas Temperature (EGT) Sensor by GPD®. The EGR pressure sensor works with the EGR valve to regulate the pressure of the EGR system. If pressure is low, the EGR valve will increase flow and vice versa.