NASTY08IMPALA 5,000+ posts
CarAudio.com Veteran
yea 99% of these guys are retrofitting gm 1 wire altsTantric's would be a great choice. Great woofers. What line would depend on how many you're going to run, but they definitely do work.
My buddy has a big alt on his Mazda B2200, so I know it can be done. I think it's just a GM alt though.
Those trucks get loud as balls. Guy in USACi has (3) 18's under the window line and does 160 in 0-600w.