Inspection After Installation

WARNING: This page is about a different car, the 2018 Nissan Titan XD and 2018 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.

With the engine running, check exhaust tube joints for exhaust gas leaks and unusual noises.
Check to ensure that mounting brackets and mounting rubbers are installed properly and free from undue stress. Improper installation could result in excessive noise and vibration.
Position the mounting rubbers onto the mounting surface. Do not position the mounting rubbers to contact the mounting bracket.