AEM Evolution VIII Engine Managment System AEM?s Plug & Play Engine Management System (EMS) is the first of its kind and will forever change the way you look at and perform fuel injection tuning! This user-programmable system plugs directly in... more >>>
$2,123.28
AEM 02-05 WRX Engine Managment System AEM's Plug & Play Engine Management System (EMS) plugs directly into a vehicle's factory ECU harness and requires no additional wiring or hardware. Windows™ compatible software (2000, XP, NT, 98, 95, ... more >>>
$1,961.90
AEM Gauge-Type Wideband UEGO Controller A wideband UEGO sensor controller accurately monitors Air/Fuel ratios (AFR) during the tuning process to prevent a lean fuel mixture, which could lead to engine damage. AEM has combined its single-cha... more >>>
