A Throttle position sensor or TPS sensor is a sensor used by the cars ECU to monitor the throttle position on modern fuel injected cars. The sensor is usually located on the butterfly spindle or shaft so that it can directly monitor the position of the...

When you install a set of BBK Performance long tube exhaust headers on your muscle car or truck the O2 sensors are relocated on the header that is no longer in the factory location and the factory O2 sensor connectors will not reach to connect any longer...