The difference is one is heavy duty watt rating from what I
see.I run a 99 360 one on my 440.Its been on since 99 or so.My kid bought a new one from 440 Source for like 60 some bucks.Had it in the 413 for about 4 years and sold the car.Never a problem.Rocky

Last edited by therocks; 01/09/16 11:48 PM.
Chrysler Firepower