(N)aturally (A)spirated ( or NoAirPump - supercharger ) bottom line : NOT a SRT6
TB - Throttle Body
IC - InterCooler ( STR6's )
MAF - Mass Airflow Sensor
IAT - Intake Air Temperature
RCM - Relay Control Module
BCM - Body Control Module
ECM - Engine Control Module
TCM - Top Control Module ( roadsters ) - also TCM - Transmission Control Module ( auto transmission )
Screem ( Security Module )
CPS - Crankshaft ( or Camshaft ) Position Sensor
TPS - Tire Pressure Sensor(s)
CAI - Cold Air Induction/ Intake
DCAI- Dual Cold Air Induction/ Intake

Fixed a double post.