If your looking to put a little bass in the trooper, here is a good article form Isuzusuv.com's "how too" page.
http://www.isuzu-suvs.com/howto/trooperwoofers.html
and if your still interested in 5.25's
http://www.isuzu-suvs.com/howto/troopspeakers.html

(I ended up doing some creative cutting to fit some 5.25's in the rear of my troop.) <img src="/forums/images/graemlins/kewl.gif" alt="" />


Greg
98 Trooper