O2 Sensor Installer Tool

Remove heat shields, install bung and tune; when completed, use included screw and copper washer to seal bung and then replace heat shield for unaltered finish; Complete bung kit includes 1 hydraulic insertion tool, 1 drill bit, 2 O2 sampler blocks, tubing, 25 rivnuts, 25 screws and, 25 copper washers; No pump or sampling tube required and allows both cylinders to easily be monitored at the same time and no welding; Adds 18 mm x 1.5″ threaded bungs; Made in the USA