Posted December 4, 200915 yr i have a 2004 lincoln navigator and ive been doing research on a high out put alternator and im not sure with one to choose. so here it goes my choices are as follows;power master 220 amp, d.c. power 260 amp, xspower 250 amp and a 260amp Irragi Alternator i cant seem to locate 1 with a higher output should i go with 1 of these or should i go another route???i have 2 15inch fully loaded btls on a lanzar opti 6000d and a lanzar opti 400x4hc ( for my loud speakers) and a kenwood for my tweeters. please advise and thanks in advance fellas!!!