Where is the exhaust manifolds on Lexus gs 300?

The exhaust manifolds on a Lexus GS 300 are located on each side of the engine, attached to the cylinder heads. They collect exhaust gases from the engine's cylinders and direct them into the exhaust system. Typically, the manifolds are situated near the rear of the engine, making them somewhat accessible from underneath the vehicle or from the engine bay, depending on the specific model year.