wanting to upgrade

[archer772]

I would go with T-5's. This one would work http://www.drsfostersmith.com/product/prod_display.cfm?c=3578+3733+16770&pcatid=16770

or this one would be even better
http://www.drsfostersmith.com/product/prod_display.cfm?c=3578+3733+12772&pcatid=12772

and this one would be even better
http://www.marinedepot.com/ps_ViewItem~idProduct~SL2117.html