Genuine Mercedes-Benz Exhaust Nut

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6 Exhaust Nuts found

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Mercedes-Benz Catalytic Converter Nut
Part Number: 140-990-07-50
$1.83 MSRP: $2.50
You Save: $0.67 (27%)
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Product Specifications
- Other Name: Hexagon Nut
Fits the following Mercedes-Benz Models:
- S350 | 2006 | Base | 6 Cyl 3.7 L GAS
- S430 | 2000-2006 | 4Matic, Base | 8 Cyl 4.3 L GAS
- S500 | 2000-2006 | 4Matic, Base, Guard | 8 Cyl 5.0 L GAS
- S55 AMG | 2001-2006 | Base, Kompressor | 8 Cyl 5.5 L GAS
- S600 | 2001-2006 | Base | 12 Cyl 5.5 L GAS, 12 Cyl 5.8 L GAS
- S65 AMG | 2006 | Base | 12 Cyl 6.0 L GAS
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Mercedes-Benz Exhaust Manifold Nut
Part Number: 120-142-00-72
$1.71 MSRP: $2.40
You Save: $0.69 (29%)
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Product Specifications
- Other Name: Hexagon Nut; Exhaust Manifold Nut
- Replaces: 913004-008007, 104-142-00-72
Fits the following Mercedes-Benz Models:
- Sprinter 2500 | 2010-2013 | Base | 6 Cyl 3.0 L DIESEL
- Sprinter 3500 | 2010-2013 | Base | 6 Cyl 3.0 L DIESEL
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Mercedes-Benz Converter & Pipe Nut
Part Number: 129-990-04-58
$3.54 MSRP: $4.90
You Save: $1.36 (28%)
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Product Specifications
- Other Name: Nut; Converter & Pipe Nut, Front Pipe Nut
Fits the following Mercedes-Benz Models:
- CL500 | 2000-2006 | Base | 8 Cyl 5.0 L GAS
- CL55 AMG | 2001-2006 | Base | 8 Cyl 5.5 L GAS
- SLK350 | 2012-2016 | Base | 6 Cyl 3.5 L GAS
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Mercedes-Benz Exhaust Manifold Nut
Part Number: 112-142-00-72
$1.22 MSRP: $1.70
You Save: $0.48 (29%)
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Product Specifications
- Other Name: Hexagon Nut; Exhaust Manifold Nut
Fits the following Mercedes-Benz Models:
- CL500 | 2000-2006 | Base | 8 Cyl 5.0 L GAS
- CL55 AMG | 2001-2006 | Base | 8 Cyl 5.5 L GAS
- CL550 | 2007-2010 | 4Matic, Base | 8 Cyl 5.5 L GAS
- G55 AMG | 2006-2011 | Base | 8 Cyl 5.5 L GAS
- G550 | 2009-2015 | Base | 8 Cyl 5.5 L GAS
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Mercedes-Benz Turbocharger Nut
Part Number: 004-990-72-50
$2.93 MSRP: $4.00
You Save: $1.07 (27%)
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Product Specifications
- Other Name: Hexagon Nut; Converter Nut, Turbocharger Nut
- Replaces: 002-990-39-50
Fits the following Mercedes-Benz Models:
- C250 | 2012-2015 | Base, Luxury, Sport | 4 Cyl 1.8 L GAS
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Mercedes-Benz Manifold Nut
Part Number: 000-990-25-52
$4.64 MSRP: $6.50
You Save: $1.86 (29%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Nut
- Replaces: 100-142-02-72
Fits the following Mercedes-Benz Models:
- CL500 | 2000-2006 | Base | 8 Cyl 5.0 L GAS
- CL55 AMG | 2001-2006 | Base | 8 Cyl 5.5 L GAS

Mercedes-Benz Exhaust Nut

The Mercedes-Benz Exhaust Nut makes sure the exhaust manifold is attached to the cylinder head and the exhaust downpipe, preventing leaks and allowing the engine to retain power. Built of heat resistant steel, this small yet critical fastener bites manifold studs with tight threads that remain clamped after thousands of heat cycles, allowing quiet operation with full performance for drivers. Its square-shoulder profile distributes load uniformly among gaskets, which keeps hot gases on the intended path toward the catalytic converter and muffler, and matches the thermal expansion of cast iron or stainless manifolds so that it doesn't crack under stress. Because of the similar thermal needs of every gasoline or diesel powertrain in the lineup, the same robust design fits across platforms, making the Exhaust Nut an all-purpose solution that restores factory seal without special tools. Since 1926, Mercedes-Benz has combined advanced engineering with luxurious style, and recent milestones show that tradition in full force. The company developed MBUX, a voice controlled infotainment system for an intuitive cabin experience that integrates navigation and connected services. It also invests in energy recovery in its electric and hybrid cars, which recovers the wasted power and returns it to the drive system. In 2023, the automaker revealed MB.OS, a software platform that unifies the role of driver assist, battery management, artificial intelligence, and entertainment in one interconnected network. With sleek design, innovative technology, and a commitment to both performance and sustainability, the marque continues to redefine what drivers expect from a premium vehicle.

Genuine parts are built to last. These components go through tough factory testing, so you can trust they will hold up over time. At MBPartsGiant.com, finding Mercedes-Benz Exhaust Nut is quick and simple. We keep a massive inventory in stock with low prices that are hard to beat. Just order online to get a real manufacturer's warranty with every single part. Returns won't be a headache either, thanks to our no-hassle policy. If you are in a rush, we provide expedited shipping to get your vehicle back on the road. Don't wait. Finish your repairs today and keep your Mercedes-Benz running like new. Explore the catalog now.