This is a BOSCH brand fuel rail pressure sensor for the 2001 - 2004 LB7 Chevrolet GMC Duramax.
Interchangeable part number: 97329566 6.6 66 6 6
This product carries the original manufacturer's warranty from date of purchase. For more information regarding Bosch's warranty, please contact our offices at 1 (800) 961-92920.