These are needed when using a HHO System or a test pipe.They are also used to lean out your vechicle for better gas mileage.
The polished front surface makes perfect fastening and fitment. Washer in the set - with the ability to adjust the angle of screwing in the extender.
Professional quality of manufacturing and easy installation. Just unscrew the oxygen sensor, then screw the emulator into place and screw it into the oxygen sensor.
Exhaust gas inlet hole 2 mm; In extreme situations narrowing of the inlet hole prevents motor failure (driving at high speed).
Size: 46MM X 41MM
Weight: 130g / 4.6oz
Type: M18x1.5 Oxygen Sensor Extender Spacer+ Gasket
Material: Iron + brass
Models: Universal for all car models
1 X Oxygen Sensor Extender Spacer
1 X Gasket