I've only started modding my E,but here's some of my future planned mods.
Optima 34R battery
power invertor
glove box l.e.d.s
factory Honda locking gas cap
Ursa Minor carbon fiber dead pedal
Lightinsight traffic stop light viewer
Scan Gauge 2
wiper delay
leather automatic shift knob
Honda Pilot steering wheel swap
Honda cargo tray
Honda all season floor mats
Horn Blasters trian horn setup
door chime bypass switch
Custom audio/video system(the one shown on my Tahoe page)
Factory rear liftgate spoiler
Custom tailgate limiting straps?
Upper/lower Billet grills?
Paint outer portion of grill black
Replace rear bumper cover with factory black version
remove orange reflectors from headlights/paint inner edges of headlights black.
Retro fit Bi xenon H.I.D.s
Suspension Tech. sway bar.
performance lowering springs
performance brake kit
performance control arms
Black three piece 20" wheels?
clear corner markers
Smoked taillights or Element SC taillights
alot more custom interior/exterior l.e.d. lighting
Custom center style exhaust consisting of header,hi-flow cat,no resonator,2 1/2"pipe,electric cut out and stainless tip.
intake/Head/cams/pistons swap
Custom turbo setup,maybe a universal STS setup?
Trans./axles/LSD
customized programmed ECM?
Maybe even a custom airbag suspension setup?