What is the exhaust pipe diameter on a 97 grand Cherokee with the 4.0?

The exhaust pipe diameter on a 1997 Jeep Grand Cherokee with the 4.0-liter inline-six engine is typically 2.5 inches. This measurement applies to the main exhaust pipe leading from the manifold to the muffler and beyond. However, it's always a good idea to verify with specific vehicle specifications or a repair manual, as variations may exist based on the exhaust system or modifications.