Specializing in the production of O2 Sensors; Thimble Type 1, 2, 3, 4 wires cover; 14,000 series Direct fit type Bosch Models; 17 series Universal type Bosch Models; Up to 97% of the vehicle coverage; Excellent Key Components; Heater from Kyocera Japan; 2. 1, 3. 5, 6 Ohm; Powder for Zirconium Tube from Toso Japan; Advanced Arts and Crafts; Cool Isostatic Pressing as the same as Bosch NTK Denso ...