Site acronyms common to the Xterra world: 4WD = 4 Wheel Drive 4x4 = four by four (same as above) 5MT = 5 speed manual transmission 6MT = 6 speed manual transmission 4AT = 4 speed automatic transmission ABS = AntiLock Brake System AAL = Add A Leaf A/C = Air Conditioning ASE = Automotive Service Excellence AT = Automatic Transmission ATF = Automatic Tranny Fluid AWD = All Wheel Drive BDC = Bottom Dead Center Bhp = Brake Horsepower BJ = Ball Joint BL = Body Lift BS = Back Spacing CAI = Cold Air Intake CB = Citizen Band (radio frequencies) CEL = Check Engine Light CF = Carbon Fiber or Cubic Feet CFM = Cubic Feet Per Minute CL = Center Link CV = Constant Velocity CVT = Continuously Variable Transmission DS = Drive Shaft DOHC = Dual OverHead Cam ECU = Engine Control Unit EFI = Electronic Fuel Injection EGR = Exhaust Gas Recirculation FMIC- Front Mounted Intercooler FSM = Factory Service Manual FWD = Front Wheel Drive GVWR = Gross Vehicle Weight Rating HDPE = High Density Polyethylene HID = High Intensity Discharge HP = High Pinion or Horse Power IA = Idler Arm IAB = Idler Arm Brace IAC = Idle Air Control Valve IB4TL = In Before The Lockdown IC or I/C = Intercooler IFS = Independent Front suspension IRS = Independent Rear Suspension (or Internal Revenue Service) JDM = Japanese Domestic Market KPR = Kilometers Per Hours LCA = Lower Control Arm LOBO = Low Overhead Basket Organizer (closet rack that hangs in cargo area) LSD = Limited Slip Diff LP = Low Pinion MAF = Mass Airflow Sensor MAP = Manifold Air Pressure MPFI = Multi Port Fuel Injection MPG= Miles Per Gallon MPH = Miles Per Hour MTF = Manual Tranny Fluid MT = Manual Transmission NA or N/A = Naturally Aspirated NOS = Nitrous Oxide Systems NGK = maker of spark plugs O2 = Oxygen OBA = On-Board Air OBDII = On-Board Diagnostics II ODO = Odometer OEM = Original Equipment Manufacturer PA = Pitman Arm PB = P'Blaster PCV = Positive Crankcase Ventilation (valve) PML = Poor Man Lift Pot = number of pistons per caliper (ie: 4 pot brakes) PS = Power Steering PTO = Power Take Off system RP = Ring and Pinion RHD = Right Hand Drive RPM = Revolutions Per Minute RWD = Rear Wheel Drive RTT = Roof Top Tent SAE = Society of Automotive Engineers SAS = Solid Axle Swap SAW = Sway-A-Way (brand) SC = Super Charged SMOD = Strawberry Milkshake of Death SYE = Slip Yoke Eliminator SL = Suspension Lift Speedo = Speedometer SOHC = Single OverHead Cam Tach = Tachometer TBar = Torsion Bar TBI = Throttle Body Injection T-Belt = Timing Belt T-Bar = Torsion Bar TB = Throttle Body T/C = Turbocharger TC = Torque Converter TCU = Transmission Control Unit TDC = Top Dead Center TPI = Throttle Port Injection (or tuned port injection) TRE = Tie Rod End TS = Titan Swap TSTAT = ThermoStat TSB = Technical Service Bulletin TT = Twin Turbo or Turbo Timer TCase = Transfer Case TPI= Threads per inch TPS= Throttle position sensor UCA = Upper Control Arms VC = Viscous Coupler VIN = Vehicle Identification Number VVT = Variable Valve Timing Whp = Wheel Horsepower WMS = Wheel Mounting Surface WOT = Wide Open Throttle Slang: Colorado('d): To cut/chop a part of and severely modify the appearance of an Xterra. Titanized: Referring to an X or Frontier with a Titan Swap. Non Tech - Some included to avoid vulgar language: AFAIK = As Far As I Know AKA = Also Known As BA = Bad A$$ BBL = Be Back Later BRB = Be Right Back BK = Back BFH = Big F'n Hammer BS = Bull $hit BTW = By The Way DD = Daily Driver DIY = Do It Yourself e.g. = "for example" FB = Facebook FS = For Sale FSM = Flying Spaghetti Monster FTW = For The Win FUBAR = F'ed Up Beyond All Recognition FYI = For Your Information i.e. = "that is" IIRC = If I Remember Correctly IMHO=In My Humble Opinion IMO = In My Opinion LOL = Laughing Out Loud LMAO = Laughing My A$$ Off LMFAO = Laughing My F'n A$$ Off NSFW = Not Safe For Work NWS = Not Work Safe nXm = National Xterra Meet PITA = Pain In The A$$ PM = Private Message POS = Piece of $hit* PS = Post Script ROFL = Rolling On Floor Laughing ROFLMAO = Rolling On Floor Laughing My A$$ Off SNAFU = Situation Normal, All F'd Up SOL = $hit Outta Luck STFU = Shut The F Up* TY = Thank You WTB= Where To Buy WTF = What The F YMMV = Your Mileage May Vary *Must be used in the right context. If used in the wrong context, infractions will occur.