This Mean Green Alternator will fit your 2002-2004 Cadillac Escalade with 5.3L and 6.0L. The Mean Green High Output Alternator is the answer to all of your charging problems. The Mean Green Alternator provides up to 300% more power than stock. The Mean Green Alternator can charge any engine no matter what its' power requirements. *Superior Design *Easy 5 Minute Installation *Up to 300% More Charging Power *No More Charging Problems *1 Year Unconditional Guarantee *Precision Balanced for Smooth Operation The Mean Green Alternator's tool steel rotor shaft is supported at both ends by heavy duty double sealed bearings. Even the heavy duty solid copper starter windings are sealed with high temperature insulation. Another is the heat resistant, multi-function integrated regulator which continues to operate even at extreme temperatures.