| The Volvo exhaust assembly has two jobs that it | | | | a single or dual set of pipes and mufflers. The |
| performs each and every time a car runs. One, it | | | | exhaust manifold, bolted over the exhaust ports |
| rids the car of dangerous gases and two, it | | | | of the engine cylinder head, directs the exhaust |
| reduces engine noise. As a safety device that | | | | gases into the exhaust pipe. The exhaust pipe |
| carries the carbon monoxide as well as other | | | | connects the exhaust manifold and the muffler. |
| harmful engine gases well beyond the point that it | | | | V-type engines with single exhaust have |
| may come in contact with those in the passenger | | | | crossover pipes connecting one manifold to the |
| cabin, the Volvo exhaust system does the best it | | | | other, which then blends into a single pipe. |
| could. A Volvo Exhaust system that relies on the | | | | Mufflers are designed to deaden noise as gases |
| talents of Volvo Exhaust parts that work must | | | | pass through them. An exhaust system may |
| ensure that the Volvo parts in question | | | | have one or more mufflers. In addition, |
| demonstrate no frailties, else these parts end up | | | | resonators may be used to further dampen |
| rejected. | | | | exhaust noises. Mufflers and resonators are |
| The principal components of an exhaust system | | | | connected by intermediate exhaust pipes. With |
| include exhaust manifolds, the exhaust pipes, the | | | | many cars having catalytic converters installed as |
| muffler and resonator, the catalytic converter, | | | | emission control devices in the exhaust system. |
| the tail pipe and a smattering of brackets along | | | | Catalytic converters are installed ahead of the |
| with clamps. Inline engines generally have one | | | | mufflers and are generally located under the |
| manifold and a single system of pipes an mufflers | | | | passenger compartment floor; on some engines, |
| leading to the rear of the vehicle. V-type engines | | | | they may be attached directly to the exhaust |
| have two manifolds instead of one and may have | | | | manifold. |