Hedman Oxygen Sensor Hedder Reducer - 3 in. Ball and Socket Flange Barnes Systems The pursuit of increased power

The pursuit of increased power output and durability does not stop at the flywheel

which reduces the parasitic load on the engine

1963-1964 Studebaker 8E13

1996-2002 Pontiac Sunfire

1988-1989 GMC C6000

Hedman Oxygen Sensor Hedder Reducer - 3 in. Ball and Socket Flange Barnes Systems The pursuit of increased powerHedman Hedders Ball And Socket Style O2 Sensor Header Reducers For 2 1 4" Exhaust System; 3 Bolt Triangular Flange Hedman's Ball & Socket style hedder reducers are for use on Hedman Hedders with a ball style collector. The Ball and socket configuration is a durable, gasket free design. These ball & socket style reducers have built in O2 sensor bungs. SOLD INDIVIDUALLY. Hedman Hedders Oxygen Sensor Hedder Reducer 21117 3 in. Ball and Socket Flange