4PCS 32mm M18 X 1.5 Bung O2 Oxygen Sensor Spacer Test Pipe Extension Extender Adapter Benz 2015-2016 For AUDI A4 PREMIUM

2015-2016 For AUDI A4 PREMIUM PLUS SEDAN 4-DOOR

2: High quality glass give a clear vision on both day and night

For NISSAN PATHFINDER (R51)

Fits For GMC Yukon XL Denali MODULES & SENSORS

Manufacture Part Number: 2IWP181 27706-07A 994635-3731

4PCS 32mm M18 X 1.5 Bung O2 Oxygen Sensor Spacer Test Pipe Extension Extender Adapter Benz 2015-2016 For AUDI A4 PREMIUMSpecification: These are needed when using a HHO System or a test pipe. They are also used to lean out your vechicle for better gas milage. Easy installation: They are very easy to install by unscrewing your O2 Sensor from your exhaust then screw your sensor into the extender,and then screw the two pieces back into your exhaust, that's all! Dimension: Thread: M18x 1. 5mm Length: 32mm 1. 253 Inch Material: Stainless steel Fitment: The extender has a 7