Get away with 8 gauge?

[ANeonRider 10+ year member]

4 ga wire = 150A fuse.

 

[monte_carlo97 10+ year member]

well I have the fuse holder already from my last setup....but want I need to find out is if I am going to need a bigger fuse or not
if not, then all I gotta do is go out and buy 4g wire

well is it an agu, maxi, or anl type fuse.