ftfy - fixed that for you
ftmfw- for the mother f*cking win
ftw - for the win
ftl - for the lose
iirc - if i recall correctly
lmk - let me know
stfu - stuff the f*ck up
gtfo - get the f*ck out
hid - high intensity discharge
sohc/dohc - single/double over head cam
vtec - variable valve timing and lift electronic control
pm - personal message
gl- good luck
glws - good luck with sale
oem - original equipment manufacturer
wot - wide open throttle
n/a - naturally aspirated
fi - forced induction
Ehh theres more but thats all i can think of off the top of my head..
tb - throttle body
imho - in my honest opinion
btw - by the way
dilligaf - does it look like i give a f*ck ...
fyi - for your information
ccfl - cold-cathode fluorescent lamps
idk - i don't know
idc - i don't care
led - light emitting diode
fs - for sale
wtb - want to buy
o.b.o - or best offer
o.n.o - or nearest offer
jdm - japanese domesic market
usdm - united states domestic market
ttt - to the top
56k - lots of pictures