Silverstone Metallic Insight with over 200,000 miles on it. Bought for $300. Sold the IMA battery for $700 and got a bad battery in the deal. I temporarily fixed the bad battery by replacing one "stick" of cells, but now I have taken the IMA battery out.
Increased tire pressure to about 60 PSI
Increased valve lash
Mobil 1 0w-16 Advanced Fuel Economy oil
Block heater
Partial lower grill block
Some LED bulbs
Warm air intake
Weight reduction
A/C delete (didn't work anyway)
IMA delete with Arduino
Planned Mods:
Kill switch
Full belly pan
Outside mirror(s) delete
Electric power steering delete
More weight reduction
Boat tail?
Advanced camshaft and ignition timing
Honda Civic Hybrid transmission