Metra 70-2021 Amplifier Integration Harness for 2000-2001 Chevrolet Impala/Monte Carlo Amplifier Bypass Jumper Bypasses amp and creates a loop No rewire is needed when installing new radio and removing factory amp Compatible with the 2000-2001 Chevrolet Impala, and Monte Carlo Amplifier bypass jumper 24-Pin plug Allows for the installation of an aftermarket radio using the existing factory wiring and connectors No rewiring is needed when installing a new radio and removing factory amp