Audi Audi TTS 2008-2014 Exhaust Specifications
Detailed technical specifications and documentation for the exhaust system of the 2008-2014 Audi TTS. Includes component details, torque specifications, and maintenance guidelines.
Overview Specifications
Comprehensive description of the exhaust specifications for the 2008-2014 Audi TTS, including key features, measurements, and technical details. This section provides detailed information on the exhaust system's design, components, and performance specifications.
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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
60 mm (2.36 inches)
Backpressure at Full Load
0.8 bar (11.6 psi)
Exhaust Gas Temperature
850°C (1562°F)
Catalytic Converter Lifespan
160,000 km (99,420 miles)
Idle Sound Level
45 dB(A)
Available Specifications
Exhaust System Overview
This section provides an overview of the Audi TTS exhaust system, including its design, materials, and key components.
Exhaust System Overview
This section provides an overview of the Audi TTS exhaust system, including its design, materials, and key components.
General Design and Layout
- Stainless steel construction for durability and corrosion resistance
- Dual exhaust system with quad tailpipes for enhanced performance
- Optimized flow design to reduce backpressure
- Integrated catalytic converters for emissions compliance
- Total system length: 2.8 meters (110.2 inches)
Key Components
- Front and rear mufflers for noise reduction
- Two catalytic converters (one per bank)
- Exhaust pipes with a diameter of 60 mm (2.36 inches)
- Flexible exhaust couplings for vibration dampening
- Heat shields for thermal management
Note: The catalytic converters are designed to meet Euro 5 emissions standards.
Performance Specifications
This section details the performance-related specifications of the Audi TTS exhaust system, including flow rates, backpressure, and sound levels.
Performance Specifications
This section details the performance-related specifications of the Audi TTS exhaust system, including flow rates, backpressure, and sound levels.
Flow and Backpressure
- Maximum exhaust gas flow rate: 450 CFM (cubic feet per minute)
- Backpressure at full load: 0.8 bar (11.6 psi)
- Optimized for high-performance turbocharged engines
- Pressure drop across catalytic converters: 0.2 bar (2.9 psi)
- Exhaust gas temperature at full load: 850°C (1562°F)
Sound Levels
- Idle sound level: 45 dB(A)
- Full throttle sound level: 85 dB(A)
- Sound tuning for sporty yet refined exhaust note
- Resonance frequency: 120 Hz
- Complies with EU noise regulations
Note: Sound levels are measured at a distance of 1 meter from the exhaust outlet.
Maintenance and Service
This section covers maintenance requirements, service intervals, and common issues related to the Audi TTS exhaust system.
Maintenance and Service
This section covers maintenance requirements, service intervals, and common issues related to the Audi TTS exhaust system.
Service Intervals
- Inspect exhaust system every 15,000 km (9,320 miles)
- Replace catalytic converters every 160,000 km (99,420 miles)
- Check for leaks and corrosion during routine maintenance
- Tighten exhaust clamps and bolts as needed
- Replace gaskets and seals every 80,000 km (49,710 miles)
Common Issues
- Corrosion at weld joints in high-humidity environments
- Cracked heat shields due to thermal stress
- Rattling noises from loose components
- Reduced performance due to clogged catalytic converters
- Excessive soot buildup in tailpipes
Note: Regular inspections can prevent major repairs and ensure optimal performance.
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Component Specifications
General Specifications
- System Type
- Dual exhaust with rear mufflers
- Material
- Stainless steel
- Configuration
- Twin-pipe design
- Emission Standard
- Euro 5 compliant
- Part Number
- 8J0253100
Exhaust Manifold
- Material
- Cast iron
- Bolt Torque
- 25 Nm + 90°
- Gasket Part Number
- 06J253039A
- Heat Shield Material
- Aluminized steel
- Heat Shield Part Number
- 8J0253115
Catalytic Converter
- Type
- Close-coupled catalytic converter
- Material
- Ceramic substrate with platinum coating
- Part Number
- 8J0254100
- Operating Temperature
- 400-800°C
- Efficiency
- >95%
- Replacement interval
- 120,000 miles
Oxygen Sensors
- Upstream Sensor Part Number
- 06A906262B
- Downstream Sensor Part Number
- 06A906262C
- Operating Voltage
- 0.1-0.9V
- Response Time
- <100 ms
- Replacement interval
- 100,000 miles
Resonator
- Material
- Stainless steel
- Part Number
- 8J0253110
- Diameter
- 60 mm
- Length
- 400 mm
- Function
- Reduces exhaust drone and noise
Mufflers
- Material
- Stainless steel
- Part Number
- 8J0253115
- Diameter
- 70 mm
- Length
- 500 mm
- Sound Level
- 72 dB at 3000 rpm
Exhaust Tips
- Material
- Polished stainless steel
- Part Number
- 8J0253120
- Diameter
- 90 mm
- Length
- 150 mm
- Finish
- Chrome-plated
Mounting System
- Rubber Mounts Part Number
- 8J0253140
- Bracket Material
- Galvanized steel
- Bracket Part Number
- 8J0253145
- Bolt Torque
- 40 Nm
- Alignment Tolerance
- ±2 mm
Exhaust Gas Temperature Sensor
- Part Number
- 06E906088A
- Operating Range
- -40°C to 1000°C
- Response Time
- <200 ms
- Location
- Pre-catalytic converter
- Replacement interval
- 100,000 miles
Exhaust Pressure Sensor
- Part Number
- 06F906051E
- Operating Range
- 0-5 bar
- Accuracy
- ±0.1 bar
- Location
- Downstream of turbocharger
- Replacement interval
- 100,000 miles
Service Information Service
Detailed service requirements and schedules for the exhaust system
- Inspect exhaust system for leaks
- Check mounting brackets and rubber mounts
- Inspect oxygen sensors for proper operation
Visual inspection and functional check
- Replace oxygen sensors if necessary
- Inspect catalytic converter for damage
- Check exhaust gas temperature sensor
Replace components as needed
- Replace catalytic converter if efficiency drops below 90%
- Replace exhaust gas temperature sensor
- Inspect and replace exhaust pressure sensor if necessary
Major service interval for exhaust system components
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 What is the diameter of the exhaust pipes on the 2008-2014 Audi TTS?
What is the diameter of the exhaust pipes on the 2008-2014 Audi TTS?
The exhaust pipes on the 2008-2014 Audi TTS have a diameter of 70 mm (2.75 inches) for the standard exhaust system. The sport exhaust option may feature slightly larger diameters for improved airflow.
Q2 What type of catalytic converter is used in the Audi TTS exhaust system?
What type of catalytic converter is used in the Audi TTS exhaust system?
The 2008-2014 Audi TTS is equipped with a high-flow, stainless steel catalytic converter. It is designed to meet Euro 5 emissions standards and features a 400-cell honeycomb structure for optimal exhaust gas treatment.
Q3 Can I install an aftermarket exhaust system without voiding my warranty?
Can I install an aftermarket exhaust system without voiding my warranty?
Installing an aftermarket exhaust system may void your warranty if it causes damage to other components or violates Audi's warranty terms. Always consult your dealership or warranty documentation before making modifications.
Q4 What is the recommended service interval for the exhaust system?
What is the recommended service interval for the exhaust system?
Audi recommends inspecting the exhaust system every 15,000 miles or 12 months, whichever comes first. This includes checking for leaks, corrosion, and ensuring all mounting points are secure.
Q5 What is the backpressure specification for the Audi TTS exhaust system?
What is the backpressure specification for the Audi TTS exhaust system?
The backpressure for the Audi TTS exhaust system should not exceed 0.5 bar (7.25 psi) under normal operating conditions. Excessive backpressure can indicate a blockage or malfunction in the system.
Q6 Does the Audi TTS exhaust system include a valve-controlled sound system?
Does the Audi TTS exhaust system include a valve-controlled sound system?
Yes, the Audi TTS with the sport exhaust option includes a valve-controlled sound system. This system adjusts the exhaust note based on driving conditions and can be controlled via the Audi Drive Select system.
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 TTS Exhaust System Maintenance Guide
Coming SoonA detailed guide on maintaining and inspecting the exhaust system, including common issues and troubleshooting tips.
Audi Genuine Parts Catalog
Coming SoonAccess the official Audi parts catalog to find genuine exhaust components for your 2008-2014 TTS.
Audi TTS Technical Service Bulletins
Coming SoonReview technical service bulletins related to the exhaust system, including recalls and updates.
Audi TTS Exhaust System Repair Manual
Coming SoonStep-by-step instructions for repairing and replacing exhaust components, including torque specifications and safety precautions.
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