just wondering if anybody has had these for more than a month like i did on my old truck, and are they worth the investment? thanks

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2000 4.2l V-6 w/sport package std. cab. 2wd, bright red
billet grille
clear corners
herculiner bed liner
k&n filter
sony head unit
two 10" kicker comps.
sony amp
viper alarm

future: (being in college cuts most of the funds)
spindle lift
fipk
chip
headers
exhaust