The exhaust system of the X5 is made from stainless steel and consists of three main pieces after the exhaust manifolds. The front section consists of two monolith catalytic con- verters with pre and post-oxygen sensors. The two converters converge into one center muffler on the right side of the vehicle.
The two rear sections consists of the tail pipes and main mufflers that are mounted at the rear of the vehicle.
The front and rear exhaust components are bolted together with spring bolts M62 Exhaust