Could be that the muffler is clogged, it is running extremely lean, or there is unspent fuel burning in the exhaust pipe. This is not completely uncommon and may not be a sign for alarm.
On the exhaust pipe between the exhaust manifold and the catilitic converter. Looks kind of like a spark plug screwed into the pipe.
drill holes in the pipe
Along the exhaust pipe running along the underside of the car.
you have one above or on the manifold and one under the car on the exhaust pipe
It will go about 50 stock with pipe 55 and with bore kit and exhaust about 60
running rich (too much fuel)
blowing up.
No they can have a crossover pipe joining both sides together. Then one pipe running back the auto.
Most O2 sensors are in the Exhaust pipe running from the back of the manifold. It is silver with a single black wire running to it. It threads into the exhaust pipe like a spark plug and can usually be accessed from under the hood. Happy Wrenching.
it is the s shaped pipe running from the down pipe of the exhaust right near the manifold,to the egr valve
He _----- --- --- -- the _------ ----. He burned his lips on the exhaust pipe.
Unburned fuel in the exhaust system causes the backfire from the exhaust pipe.