Abbreviation Guide for Truck Parts/ Terminology

drew02a

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AAL
Add A Leaf
ABS
Antilock Braking System
ARB
Makers of aftermarket 4x4 accessories, including air locking differentials, bumpers, sliders, and more
Birf
Birfield (Toyota solid front axle steering solution)
CAI
Cold air intake
CO
Coil overs
DOHC
Dual Overhead Cam
DRL / DTRL
Daytime running lights
E-locker
Electronic locking differential
HID
High intensity discharge; very bright, low-wattage lights
LSD
Limited slip differential
MAF
Mass air flow sensor
OBA
On-Board Air
OBD/OBD II
On-board diagnostics; a port in the vehicle which you can plug in a device to read diagnostic and engine codes
OEM
Original Equipment Manufacturer
OME
Old Man Emu; a brand of truck suspension systems, get its name from the emu - the emu is a large Australian bird whose body remains motionless when it runs because its legs absorb all of the shock
PIAA
Aftermarket automotive light manufacturer
SAS
Solid axle swap
TRD
Toyota Racing Development; division of Toyota which sells aftermarket performance accessories for Toyota vehicles
TSB
Technical service bulletin
UCA
Upper control arms
 
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