Audi Audi S6 2006-2011 Exhaust Specifications
Detailed technical specifications and documentation for the 2006-2011 Audi S6 exhaust system. Includes component details, torque specifications, and maintenance guidelines for the V10 engine configuration.
Overview Specifications
Comprehensive description of the exhaust specifications for the 2006-2011 Audi S6, including key features, measurements, and technical details. This section provides detailed insights into the exhaust system's design, components, and performance specifications.
How to Use
Use the search function to locate specific exhaust specifications by entering keywords such as 'catalytic converter,' 'muffler,' or 'exhaust pipe diameter.'
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Key Specifications
Exhaust Pipe Diameter
2.5 inches (63.5 mm)
Catalytic Converter Efficiency
98% hydrocarbon reduction
Exhaust Gas Temperature
Up to 650°C (1202°F)
System Weight
32 kg (approx.)
Backpressure at Full Load
1.2 psi
Available Specifications
Exhaust System Overview
This section provides an overview of the Audi S6's exhaust system, including its layout, materials, and key components.
Exhaust System Overview
This section provides an overview of the Audi S6's exhaust system, including its layout, materials, and key components.
System Layout
- Dual exhaust system with quad tailpipes
- Stainless steel construction for durability
- Integrated catalytic converters for emissions control
- Resonators and mufflers for noise reduction
- Total system length: 4.2 meters (approx.)
Materials and Construction
- Primary pipes: 2.5-inch diameter, stainless steel
- Mufflers: Aluminized steel with internal baffles
- Catalytic converters: Ceramic substrate with platinum coating
- Exhaust tips: Polished stainless steel
- Weight of the complete system: 32 kg (approx.)
Note: The stainless steel construction ensures resistance to corrosion and high-temperature performance.
Exhaust Performance Specifications
This section details the performance-related specifications of the exhaust system, including backpressure, flow rates, and emissions compliance.
Exhaust Performance Specifications
This section details the performance-related specifications of the exhaust system, including backpressure, flow rates, and emissions compliance.
Flow and Backpressure
- Maximum exhaust flow rate: 450 CFM (cubic feet per minute)
- Backpressure at full load: 1.2 psi (pounds per square inch)
- Optimized for minimal restriction and high performance
- Designed to support the V10 engine's 435 horsepower output
- Exhaust gas temperature: Up to 650°C (1202°F)
Emissions Compliance
- Meets Euro 4 emissions standards
- Catalytic converter efficiency: 98% reduction in hydrocarbons
- Oxygen sensors: Dual pre- and post-cat sensors
- NOx reduction: 95% efficiency
- CO2 emissions: 299 g/km (combined cycle)
Note: The system is designed to meet stringent emissions regulations while maintaining performance.
Exhaust Maintenance and Service
This section covers maintenance requirements, service intervals, and common issues related to the Audi S6 exhaust system.
Exhaust Maintenance and Service
This section covers maintenance requirements, service intervals, and common issues related to the Audi S6 exhaust system.
Maintenance Schedule
- Inspect exhaust system every 15,000 miles (24,000 km)
- Check for leaks, cracks, and corrosion
- Replace oxygen sensors every 60,000 miles (96,000 km)
- Catalytic converter lifespan: 100,000 miles (160,000 km)
- Tighten all exhaust clamps and hangers during service
Common Issues
- Rust and corrosion in harsh climates
- Cracked or damaged exhaust manifolds
- Failed oxygen sensors causing check engine light
- Excessive noise due to damaged mufflers
- Reduced performance from clogged catalytic converters
Note: Regular inspection and maintenance can prevent most common exhaust system issues.
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Component Specifications
General Specifications
- System Type
- Dual exhaust with quad tips
- Material
- Stainless steel
- Configuration
- Rear-mounted mufflers with dual tailpipes
- Emission Compliance
- Euro 4 / US Tier 2 Bin 5
- Part Number
- 4F0253609A
Exhaust Manifold
- Material
- Cast iron
- Bolt Torque
- 25 Nm + 90°
- Gasket Part Number
- 07L253039A
- Heat Shield Material
- Aluminized steel
- Heat Shield Part Number
- 4F0253117B
Catalytic Converter
- Type
- Two-way catalytic converter
- Location
- Integrated into downpipe
- Substrate Material
- Ceramic
- Pre Cat Part Number
- 4F0254105A
- Main Cat Part Number
- 4F0254106B
- Operating Temperature
- 400°C - 800°C
Downpipe
- Material
- Stainless steel
- Diameter
- 70 mm
- Length
- 1200 mm
- Flex Pipe included
- true
- Flex Pipe Part Number
- 4F0253115C
Resonator
- Type
- Center-mounted resonator
- Material
- Stainless steel
- Diameter
- 80 mm
- Length
- 600 mm
- Part Number
- 4F0253118D
Muffler
- Type
- Dual rear-mounted mufflers
- Material
- Stainless steel
- Diameter
- 90 mm
- Length
- 800 mm
- Part Number
- 4F0253119E
- Tailpipe Diameter
- 100 mm
Exhaust Tips
- Quantity
- 4
- Material
- Polished stainless steel
- Diameter
- 90 mm
- Length
- 150 mm
- Part Number
- 4F0253120F
Mounting System
- Hanger Material
- Rubber with steel reinforcement
- Hanger Part Number
- 4F0253121G
- Bolt Torque
- 40 Nm
- Bracket Material
- Stainless steel
- Bracket Part Number
- 4F0253122H
Operational Parameters
- Max Exhaust Gas Temperature
- 950°C
- Back Pressure Limit
- 0.5 bar
- Idle Emission Levels
- CO: 0.2% maxHC: 100 ppm maxNOx: 200 ppm max
Diagnostic Specifications
- OBD2 Monitoring
- Catalyst Monitoring: trueOxygen Sensor Monitoring: trueEvap System Monitoring: false
- Fault Codes
-
- P0420 - Catalyst System Efficiency Below Threshold
- P0430 - Catalyst System Efficiency Below Threshold (Bank 2)
- P0135 - O2 Sensor Heater Circuit (Bank 1, Sensor 1)
- Diagnostic Tools
-
- VAG-COM/VCDS
- Audi-specific scan tools
Service Information Service
Detailed service requirements and schedules for the exhaust system
- Inspect exhaust system for leaks, damage, and corrosion
- Check mounting hardware and hangers for wear
- Verify catalytic converter efficiency via OBD2 scan
Replace gaskets and seals if any leaks are detected
- Replace oxygen sensors (if applicable)
- Inspect and clean exhaust tips
- Check resonator and muffler for internal damage
Use Audi-approved parts for replacements
- Replace catalytic converter if efficiency is below 90%
- Inspect and replace flex pipe if cracked or leaking
- Perform full exhaust system alignment check
Ensure all bolts are torqued to manufacturer specifications
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 What is the diameter of the exhaust pipes on the 2006-2011 Audi S6?
What is the diameter of the exhaust pipes on the 2006-2011 Audi S6?
The exhaust pipes on the 2006-2011 Audi S6 have a diameter of 2.5 inches (63.5 mm). This diameter is optimized for the 5.2L V10 engine to ensure proper exhaust flow and performance.
Q2 What type of catalytic converter is used in the Audi S6 exhaust system?
What type of catalytic converter is used in the Audi S6 exhaust system?
The 2006-2011 Audi S6 is equipped with a high-flow, dual-stage catalytic converter designed to meet Euro 4 emissions standards. It features a ceramic substrate with a precious metal coating (platinum, palladium, and rhodium) for efficient exhaust gas treatment.
Q3 What is the material used for the exhaust system on the Audi S6?
What is the material used for the exhaust system on the Audi S6?
The exhaust system on the 2006-2011 Audi S6 is constructed from high-quality stainless steel (grade 304) to resist corrosion and withstand high temperatures. The mufflers and resonators are also made from stainless steel for durability.
Q4 Does the Audi S6 exhaust system include a valved muffler?
Does the Audi S6 exhaust system include a valved muffler?
Yes, the 2006-2011 Audi S6 features a valved exhaust system. The muffler includes electronically controlled valves that adjust exhaust flow based on driving conditions, enhancing performance and sound characteristics.
Q5 What is the backpressure specification for the Audi S6 exhaust system?
What is the backpressure specification for the Audi S6 exhaust system?
The backpressure in the Audi S6 exhaust system is designed to be less than 1.5 psi (10.3 kPa) at full throttle. This ensures optimal engine performance and minimizes power loss due to exhaust restriction.
Q6 Can aftermarket exhaust systems void the Audi S6 warranty?
Can aftermarket exhaust systems void the Audi S6 warranty?
Installing an aftermarket exhaust system may void the warranty on the exhaust components and related systems if it causes damage or fails to meet Audi's specifications. Always consult your dealer or warranty documentation before making modifications.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
Audi S6 Exhaust System Service Manual
Coming SoonOfficial Audi service manual detailing the removal, installation, and maintenance procedures for the exhaust system.
Audi Genuine Parts Catalog
Coming SoonCatalog of genuine Audi exhaust components, including part numbers and compatibility information for the 2006-2011 S6.
Exhaust System Troubleshooting Guide
Coming SoonStep-by-step guide to diagnosing common exhaust system issues, such as leaks, rattles, and performance degradation.
Audi S6 Performance Upgrades
Coming SoonInformation on approved performance exhaust upgrades and their impact on vehicle performance and warranty.
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