[Universal Accessories] Universal accessories for most vehicles with holes for M18 x 1.5 O2 sensors, threads made with special tools, perfect precision and repeatability. [Increase the distance] Step M18 x 1.5, 45mm length Check the engine lamp extractor adapter, increase the distance between the O2 sensor and the exhaust system. [ materials] The oxygen sensor expansion joint is made of iron material, with high strength, good weldability, high precision, high strength, durability, not easy to corrode and long service life. [Easy installation] The oxygen sensor adapter is easy to install, without modification, cutting or drilling, the original standard, screwed directly and replaced with old or damaged one. Note: the data are all measured manually, please allow 1-3cm error due to differences in light and display, there may be color differences, please refer to the actual item received. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.