Don't want to doubt you, but I'd definitely check to make sure it feels lightly oily or even soak some a few drops into a paper towel and see if it ignited (careful of course). Assume it's not running rough / missing occasional firings, right?
This can also be caused by a defective fuel pressure regulator. (Ford Ranger)
Exhaust gas pipes are silver and are made of metal.
potato with in whistle in it, jammed into the exhaust pipe?
When a weird noise comes from the exhaust after stepping on the gas pedal, it could mean that there is a hole in the exhaust pipe. Sometimes the exhaust pipe will rust and need to be replaced.
backfire timing off
bolt it on the motor
because your gas tank is in the center
If its smells like gas, you are putting too much gas in the engine and some is unburnt and going out the exhaust. Exhaust underneath means there is a leak in the system somewhere. If there is no louder noise or hissing, I would expect the catalytic converter is leaking. Have it checked and get a tune up. http://www.autozone.com/servlet/UiBroker?UseCase=S001&UserAction=viewSimpleDiagInfo&Parameters=info answer bad exhaust pipe
carbon monoxide
incorrect engine timing so that it misfires
Many people make the mistake of thinking when they see moisture or liquid drip from their exhaust pipe that it is gasoline or petrol. It is only condensation (water) from inside the exhaust. There is nothing wrong with the car.
Exhaust of an engine is a gas.
Exhaust Gas Recirculation. A small amount of exhaust gas is fed back into the cylinder to lower combustion temperatures and lower tail pipe emissions.