I believe on the grand prix's form 97-03 it's 2.5"
I own an 02 gtp.
Im the exhaust pipe.
You can replace an exhaust clamp with a new one.
Screwed into the exhaust pipe
on the exhaust pipe between driver and passenger!
The o2 sensors on the 2002 Pontiac Grand Am GT are found screwed into the exhaust pipe. There are 2 of these on the 2002 Grand Am GT.
In the exhaust pipe just past where it connects to the exhaust manifold. This will be at the back of the engine.
on the exhaust manifold in front of the engine right behind the cooling fans and in the exhaust pipe in front of the catalytic converter
under the throttle body behind the exhaust pipe on the driver side of the motor nothin but net
In the exhaust pipe.
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.
2.25
yep