BMW 640i Exhaust Manifold Repair at your home or office.

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Exhaust Manifold Repair Service

How much does a Exhaust Manifold Repair cost?

On average, the cost for a BMW 640i Exhaust Manifold Repair is $4222 with $3073 for parts and $1149 for labor. Prices may vary depending on your location.

CarServiceEstimateShop/Dealer Price
2014 BMW 640iL6-3.0L TurboService typeExhaust Manifold RepairEstimate$9267.32Shop/Dealer Price$11448.09 - $17513.88
2017 BMW 640iL6-3.0L TurboService typeExhaust Manifold RepairEstimate$7294.54Shop/Dealer Price$8952.06 - $13651.86
2016 BMW 640iL6-3.0L TurboService typeExhaust Manifold RepairEstimate$7294.54Shop/Dealer Price$9042.95 - $13810.91
2013 BMW 640iL6-3.0L TurboService typeExhaust Manifold RepairEstimate$9025.32Shop/Dealer Price$11205.95 - $17271.64
2012 BMW 640iL6-3.0L TurboService typeExhaust Manifold RepairEstimate$9025.32Shop/Dealer Price$11206.77 - $17273.07
2015 BMW 640iL6-3.0L TurboService typeExhaust Manifold RepairEstimate$9025.32Shop/Dealer Price$11206.43 - $17272.47
Show example BMW 640i Exhaust Manifold Repair prices

What is the Exhaust Manifold all about?

Depending on your engine and type of vehicle, the exhaust manifold can either be a set of pipes or it can be a cast iron manifold assembly. Essentially the exhaust manifold takes the burned exhaust gases from the engine’s cylinders and ejects the gas through the exhaust system and out through the car's tail pipe. The exhaust gases are the burned fuel/air residue from the combustion process in the cylinders of the engine. Over time, the constant expansion and contraction of the components (caused by constant heating and cooling in the engine), may cause the manifold to crack and leak. These leaks can be hazardous as hot exhaust gases escape and can damage other components in the engine compartment. A leaky exhaust manifold can also impact engine performance.

Keep in mind:

Sometimes an exhaust manifold starts to leak because a mounting bolt has broken. If this happens, the mechanic will have to remove the broken bolt or stud, which can increase the labor time needed to fix the problem. Your mechanic may charge you an additional fee, depending on the severity of the situation.

How it's done:

  • Determine if the manifold is cracked or broken.
  • Remove and replace faulty exhaust manifold.
  • Inspect exhaust studs, clean carbon and old gasket off cylinder head.
  • Install new gasket and exhaust manifold.
  • Start engine and check for exhaust leaks.

Our recommendation:

The exhaust manifold is transferring burned gasses from the engine. It is located in a high temperature zone, and it will leak eventually. There is no way to prevent it. Your mechanic should use anti-seize compound on the bolts when they are replacing this part. This will help prevent bolts from breaking in the cylinder head.

What common symptoms indicate you may need to replace the Exhaust Manifold?

  • Loud noise from engine.
  • Lack of engine performance.
  • Check engine light is on.
  • Smells from the engine compartment (eg. plastic components next to exhaust manifold melting from escaped heat).

How important is this service?

A leaky exhaust manifold is a health and safety concern. Hot exhaust gases escaping from the engine can be a fire hazard melting nearby plastic components in the engine compartment.

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Tinashe

13 years of experience
621 reviews
Tinashe
13 years of experience
BMW 640i L6-3.0L Turbo - Oil Change - Smyrna, Georgia
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Omar

12 years of experience
287 reviews
Omar
12 years of experience
BMW 640i L6-3.0L Turbo - Creaking noise when turning the steering wheel - Fort Lauderdale, Florida
Knowledgeable, professional.

Jacob

12 years of experience
329 reviews
Jacob
12 years of experience
BMW 640i L6-3.0L Turbo - Brake Warning Light is on - Dallas, Texas
Jacob was outstanding!!! He provided a detail account of the services rendered and was very professional. He has a fantastic personality and is an asset to “Your Mechanic”. Very honest knowledgeable and trustworthy which are traits you don’t find often in the car service business.

Cesar

9 years of experience
292 reviews
Cesar
9 years of experience
BMW 328i L6-3.0L - Exhaust Manifold - Issaquah, Washington
Arrived on time, did a very difficult job quite well in less time than was estimated. By buying my own parts online and having YourMechanic install them literally saved me thousands.

Excellent Rating

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Number of BMW 640i services completed
44+
services done by our mechanics
TOTAL NUMBER OF EXPERT BMW MECHANICS
1100+
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