AEM CD-7/CD-7L Plug & Play Adapter Harness for OBDII CAN Bus
$40.30
$35.82
AEM30-2217
aem
BMW Z4
Engine Components
Engine Components
Performance
Wiring Harnesses
AEM's OBDII CAN Plug & Play Adapter Harness make CD Dashes the perfect racing displays for track day enthusiasts who want to be able...
AEM Digital Wideband UEGO Gauge
$208.95
$184.95
AEM30-4110
aem
BMW Z4
Gauges
Gauges & Pods
Performance
AEM's legendary Digital Wideband O2 AFR UEGO Gauge is a wideband UEGO air/fuel ratio controller (AFR) and gauge in one. It unites accuracy, speed...
AEM Digital Wideband UEGO Gauge w/o Sensor
$110.95
$98.35
AEM30-4110NS
aem
BMW Z4
Gauges
Gauges & Pods
Performance
Accurate AFR data is critical when tuning an engine. Running rich (very low air/fuel ratio, excessive fuel) can cause a loss in power, while...
AEM FAE Wideband Uego Replacement Sensor
$161.95
$143.95
AEM30-2404
aem
BMW Z4
Oxygen Sensors
Performance
Programmers & Chips
no calibration required when used with 30-0300 X-Series Wideband Gauge
AEM High Capacity Universal Black Adjustable Fuel Pressure Regulator
$173.95
$153.95
AEM25-305BK
aem
BMW Z4
Fuel Delivery
Fuel Pressure Regulators
Performance
A single large return orifice is designed to handle high rate flow pumps. The regulator has a 1:1 rising pressure rate for boosted applications,...
AEM Inlet Air Temperature Sensor Kit for EMS
$83.95
$74.35
AEM30-2010
aem
BMW Z4
Gauges
Gauges & Pods
Performance
Thermal Time Constant: < 15 sec. The time required for the sensor to achieve 63.2% of its steady state value when subjected to a...
AEM No-Weld O2 Sensor Mount for 1.75 to 2.0 inch Diameter Pipe
$68.95
$60.71
AEM30-2355-200
aem
BMW Z4
Gauges
Gauges & Pods
Performance
No welding equipment? No problem with AEM's No-Weld O2 Sensor Mounts. These mounts have an integrated bung that makes it easy to install a...
AEM No-Weld O2 Sensor Mount for 2.25 to 2.5 inch Diameter Pipe
$68.95
$60.71
AEM30-2355-250
aem
BMW Z4
Gauges
Gauges & Pods
Performance
No welding equipment? No problem with AEM's No-Weld O2 Sensor Mounts. These mounts have an integrated bung that makes it easy to install a...
AEM No-Weld O2 Sensor Mount for 2.75 to 3 inch Diameter Pipe
$68.95
$60.71
AEM30-2355-300
aem
BMW Z4
Gauges
Gauges & Pods
Performance
No welding equipment? No problem with AEM's No-Weld O2 Sensor Mounts. These mounts have an integrated bung that makes it easy to install a...
AEM Power Harness for 30-0300 X-Series Wideband Gauge
$20.35
$18.09
AEM30-3459
aem
BMW Z4
Engine Components
Performance
Wiring Harnesses
Replacement Power Harness for 30-0300 X-Series Wideband Gauge
AEM Replacement Sensor Harness for Digital Wideband Gauge (30-4110)
$40.76
$36.23
AEM30-3441
aem
BMW Z4
Engine Components
Engine Components
Performance
Wiring Harnesses
Plug n Play when used with our Classic Series Wideband Gauge Part #30-4100
AEM RTD Exhaust Gas Temperature Sensor Kit
$178.95
$158.95
AEM30-2052
aem
BMW Z4
Gauges
Gauges & Pods
Performance
AEM's RTD-Type Temperature Sensor (PN 30-2052) is packed with features that deliver consistent measurement and long life. This AEM EGT Sensor features a closed-tip...
