4x Universal M18X1.5 O2 Oxygen Sensor Test Pipe Extension Spacer Extender Adapter Honda Turn Signals For Mercury Mariner 20

For Mercury Mariner 20

Davidson FLHTC CLASSIC 1340cc 1989-1996

For Yamaha MT-07 2021-2024

Fit for Suzuki GS1100 GS1100GF 1985

4x Universal M18X1.5 O2 Oxygen Sensor Test Pipe Extension Spacer Extender Adapter Honda Turn Signals For Mercury Mariner 20Specification: 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. Dimension: Thread: M18x 1. 5mmLength: 32mm 1. 253 Inch Material: Stainless steelFitment: The extender has a 7 8 hex head which is the same size as most O2 sensors and it makes them easer to install not like the straight sided extenders. Fits all standard size sensors with a 1 2 Inch diameter tip. The size of the