Amp Power, Hi – Lo Converter, changes speaker level output from a factory radio to line level for an external amp input.

Amp Power, Ground Loop Isolator, reduces noise caused by ground loops.

Amp Power, 3’ RCA Cable. Copper conductor, oxygen free cable, high performance, high strand, gold plated tip.

Stock HK Radio Rear Speaker Harness with OEM 35-Pin Connector (Customer will need to have their radio flashed by dealer to activate rear channels in order for this harness to work)