Mercedes-Benz Mercedes C-Class 2007-2014 Exhaust Specifications
Detailed exhaust system specifications for the 2007-2014 Mercedes C-Class, including components, materials, and compatibility. Ideal for repair, maintenance, and performance upgrades.
Overview Specifications
This document provides detailed specifications and technical information about the exhaust systems used in Mercedes-Benz C-Class models from 2007 to 2014. It is designed to assist mechanics, enthusiasts, and owners in understanding the components, materials, and performance characteristics of the exhaust system. Use the search and navigation instructions to quickly find relevant details or refer to the quick reference section for key specifications.
How to Use
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Navigate through the document by scrolling through the major sections and subsections. Each section is labeled with a title and description to help you find the information you need efficiently.
Key Specifications
Exhaust Pipe Diameter
2.0-2.5 inches
Catalytic Converter Efficiency
90-95%
Muffler Weight
10-15 lbs
Exhaust System Lifespan
8-12 years
Operating Temperature
600-1200°F
Available Specifications
Exhaust System Components
This section covers the primary components of the exhaust system, including the exhaust manifold, catalytic converter, muffler, and tailpipe. Learn about their materials, construction, and roles in reducing emissions and noise.
Exhaust System Components
This section covers the primary components of the exhaust system, including the exhaust manifold, catalytic converter, muffler, and tailpipe. Learn about their materials, construction, and roles in reducing emissions and noise.
Exhaust Manifold
- Made of cast iron or stainless steel for durability
- Directs exhaust gases from the engine cylinders to the exhaust pipe
- Designed to withstand high temperatures and pressure
- May include integrated oxygen sensor ports
Catalytic Converter
- Contains a ceramic or metallic honeycomb structure coated with catalysts
- Reduces harmful emissions by converting CO, NOx, and hydrocarbons into less harmful gases
- Located between the exhaust manifold and muffler
- Requires periodic inspection for clogging or damage
Muffler
- Constructed from aluminized steel or stainless steel for corrosion resistance
- Reduces exhaust noise using sound-dampening chambers
- May include resonators for additional noise reduction
- Available in various designs for performance or OEM replacement
Exhaust System Materials
This section details the materials used in the construction of the exhaust system, focusing on their durability, heat resistance, and corrosion resistance. Understand why specific materials are chosen for different components.
Exhaust System Materials
This section details the materials used in the construction of the exhaust system, focusing on their durability, heat resistance, and corrosion resistance. Understand why specific materials are chosen for different components.
Stainless Steel
- Used for exhaust pipes and mufflers due to its corrosion resistance
- Available in grades like 304 and 409 for varying durability
- Ideal for high-performance and long-lasting systems
- Resistant to rust and oxidation
Aluminized Steel
- Commonly used in OEM exhaust systems
- Features an aluminum coating for enhanced corrosion resistance
- More affordable than stainless steel
- Suitable for moderate climates and conditions
Cast Iron
- Primarily used for exhaust manifolds
- Excellent heat retention and durability
- Heavier than other materials
- Prone to rust if not properly maintained
Performance and Maintenance
This section focuses on the performance characteristics of the exhaust system and provides maintenance tips to ensure longevity and optimal functionality. Learn about common issues and how to address them.
Performance and Maintenance
This section focuses on the performance characteristics of the exhaust system and provides maintenance tips to ensure longevity and optimal functionality. Learn about common issues and how to address them.
Performance Enhancements
- Aftermarket exhaust systems can improve horsepower and torque
- Larger diameter pipes reduce backpressure
- High-flow catalytic converters enhance exhaust flow
- Performance mufflers provide a sportier sound
Maintenance Tips
- Inspect for rust, cracks, and leaks regularly
- Replace worn gaskets and hangers to prevent rattling
- Clean oxygen sensors to maintain fuel efficiency
- Check for loose or damaged components during routine service
Common Issues
- Rust and corrosion in humid or salty environments
- Clogged catalytic converters reducing performance
- Exhaust leaks causing noise and emissions problems
- Broken hangers leading to misaligned components
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Component Specifications
Overview
- Type
- Dual exhaust system
- Configuration
- Rear-mounted
- Platform
- W204
- Material
- Stainless steel
- Location
- Underbody
Dimensions
- Pipe Diameter
- 2.5 inches / 63.5 mm
- Muffler Length
- 24 inches / 609.6 mm
- Muffler Width
- 8 inches / 203.2 mm
- Muffler Height
- 6 inches / 152.4 mm
- Tailpipe Length
- 16 inches / 406.4 mm
- Tailpipe Diameter
- 3 inches / 76.2 mm
- System Weight
- 22 lbs / 10 kg
Materials
- Primary Pipes
- Stainless steel
- Muffler Body
- Aluminized steel
- Tailpipes
- Polished stainless steel
- Gaskets
- Graphite-reinforced
- Hangers
- Rubber-coated steel
Features
- Performance
-
- Optimized backpressure
- Enhanced exhaust flow
- Reduced restriction
- Design
-
- Dual oval tailpipes
- Polished finish
- Integrated heat shields
- Durability
-
- Corrosion-resistant materials
- High-temperature coatings
- Reinforced hangers
- Sound
-
- Tuned exhaust note
- Reduced drone
- Sporty sound profile
- Emissions
-
- Catalytic converter integration
- Low emissions design
- OBD-II compliant
Safety Features
- Heat Management
-
- Heat shields
- Thermal wrapping
- Structural integrity
-
- Reinforced hangers
- Impact-resistant materials
- Emissions Compliance
-
- Catalytic converter
- O2 sensor integration
Comfort Features
- Noise Reduction
-
- Multi-chamber muffler
- Sound-deadening materials
- Vibration Control
-
- Rubber hangers
- Flexible joints
- Heat Shielding
-
- Underbody heat shields
- Thermal coatings
Accessories
- Upgrades
-
- Performance exhaust systems
- Custom tailpipes
- Carbon fiber tips
- Maintenance
-
- Exhaust sealant
- Hanger kits
- Gasket sets
- Protection
-
- Heat wrap
- Underbody coatings
- Corrosion inhibitors
Maintenance
- Service interval
- Every 50,000 miles / 60 months
- Service Items
-
- Inspect for leaks
- Check hangers and mounts
- Clean tailpipes
- Inspect catalytic converter
- Check O2 sensors
- Maintenance Notes
- Regular inspection recommended for rust and corrosion in salty environments
Warranty
- Basic
- Miles: 50,000Years: 4Coverage: Manufacturing defects
- Corrosion
- Miles: 100,000Years: 7Coverage: Perforation due to rust
- Performance
- Miles: 30,000Years: 2Coverage: Flow and backpressure issues
- Parts
- Miles: 12,000Years: 1Coverage: Replacement of defective components
Production Details
- Manufacturer
- Mercedes-Benz
- Manufacturing Process
-
- Laser cutting
- Robotic welding
- Pressure testing
- Quality Control
- inspection: 100% leak testingTolerance: ±0.5 mm precision
- Sustainability Practices
-
- Recycled materials
- Low-emission production
- Energy-efficient processes
- Production Metrics
- Daily Output: 500 unitsDefect Rate: 0.1%
Service Information for exhaust Service
Maintenance and service requirements specific to this component
- Inspect exhaust system for leaks
- Check hangers and mounts
- Clean tailpipes
- Inspect catalytic converter
- Check O2 sensors
Ensure all connections are tight and secure
- Perform full exhaust system inspection
- Replace gaskets if necessary
- Check for corrosion and rust
- Verify emissions compliance
- Test exhaust backpressure
Use specialized tools for backpressure testing
- Replace catalytic converter if needed
- Inspect and replace hangers
- Check for structural integrity
- Test exhaust flow efficiency
- Replace entire system if necessary
Consider system upgrade for improved performance
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 Is this exhaust system compatible with all 2007-2014 Mercedes C-Class models?
Is this exhaust system compatible with all 2007-2014 Mercedes C-Class models?
The exhaust system is designed to be compatible with 2007-2014 Mercedes C-Class models, including C250, C300, and C350 variants. However, it is essential to verify compatibility based on your specific model and engine type. For instance, diesel and gasoline engines may require different configurations. Always cross-check the part number and consult the manufacturer's compatibility chart to ensure a proper fit.
Q2 What maintenance is required for the Mercedes C-Class exhaust system?
What maintenance is required for the Mercedes C-Class exhaust system?
Regular maintenance for the Mercedes C-Class exhaust system includes inspecting for rust, corrosion, and physical damage every 15,000 miles. Ensure all connections and hangers are secure, and check for exhaust leaks. Cleaning the exterior with a mild detergent can prevent buildup. If you notice unusual noises or reduced performance, have the system inspected by a professional immediately.
Q3 How do I replace the exhaust system on my 2007-2014 Mercedes C-Class?
How do I replace the exhaust system on my 2007-2014 Mercedes C-Class?
To replace the exhaust system, first, safely lift the vehicle using a jack and secure it with jack stands. Remove the old exhaust by loosening the clamps and hangers. Align the new exhaust system, ensuring proper fitment, and secure it using the provided hardware. Tighten all clamps and hangers to the manufacturer's specifications. Finally, check for leaks and test the system before regular use.
Q4 What should I do if my Mercedes C-Class exhaust system is making unusual noises?
What should I do if my Mercedes C-Class exhaust system is making unusual noises?
Unusual noises from the exhaust system, such as rattling or hissing, often indicate a problem. Inspect for loose clamps, damaged hangers, or leaks. Tighten or replace any faulty components. If the issue persists, check the catalytic converter or muffler for internal damage. For complex issues, consult a certified mechanic to diagnose and repair the system effectively.
Q5 How can I optimize the performance of my Mercedes C-Class exhaust system?
How can I optimize the performance of my Mercedes C-Class exhaust system?
To optimize performance, consider upgrading to a high-flow catalytic converter or performance muffler. Ensure the exhaust system is properly aligned and free of leaks. Regularly clean and inspect the system to prevent buildup and damage. Additionally, pairing the exhaust with a compatible air intake system can improve airflow and overall engine efficiency.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
Mercedes C-Class Exhaust System Service Manual
Coming SoonComprehensive guide covering installation, maintenance, and troubleshooting for the 2007-2014 Mercedes C-Class exhaust system.
Technical Service Bulletin: Exhaust System Updates
Coming SoonLatest updates and technical notices for the 2007-2014 Mercedes C-Class exhaust system, including recalls and improvements.
Mercedes C-Class Exhaust Parts Catalog
Coming SoonDetailed catalog of exhaust system components and accessories for the 2007-2014 Mercedes C-Class, including part numbers and descriptions.
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