Subaru Subaru Outback 2015-2019 Exhaust Specifications
Explore detailed exhaust system specifications for the 2015-2019 Subaru Outback, including catalytic converter, muffler, pipes, and oxygen sensor details. Ideal for maintenance, repairs, and performance upgrades.
Overview Specifications
This document provides detailed specifications and technical information about the exhaust system of the 2015-2019 Subaru Outback. It is designed to assist users in understanding the components, performance, and maintenance requirements of the exhaust system. Use the search and navigation instructions to quickly find relevant information. The sections are organized to cover major aspects of the exhaust system, including materials, design, and key specifications.
How to Use
Use the search bar to enter keywords related to the exhaust system, such as 'muffler' or 'catalytic converter'. Results will highlight relevant sections and subsections.
Scroll through the document or use the table of contents to jump to specific sections. Each section is divided into subsections with detailed technical points for easy reference.
Key Specifications
Exhaust Pipe Diameter
2.25 inches
Catalytic Converter Efficiency
95% reduction in emissions
Muffler Weight
12.5 lbs
Exhaust System Lifespan
8-10 years
Noise Level
72 dB at idle
Available Specifications
Exhaust System Components
This section covers the primary components of the exhaust system, including the muffler, catalytic converter, exhaust pipes, and sensors. Learn about their functions, materials, and placement within the vehicle.
Exhaust System Components
This section covers the primary components of the exhaust system, including the muffler, catalytic converter, exhaust pipes, and sensors. Learn about their functions, materials, and placement within the vehicle.
Muffler
- Constructed from stainless steel for durability
- Designed to reduce exhaust noise effectively
- Located at the rear of the vehicle
- Features a dual-tip design for improved aesthetics
- Resistant to corrosion and high temperatures
Catalytic Converter
- Uses a honeycomb structure coated with precious metals
- Reduces harmful emissions by converting pollutants
- Positioned close to the engine for optimal efficiency
- Complies with EPA and CARB emissions standards
- Includes oxygen sensors for monitoring performance
Exhaust Pipes
- Made from aluminized steel for longevity
- Designed to minimize backpressure
- Features a mandrel-bent construction for smooth airflow
- Includes heat shields to protect surrounding components
- Available in single or dual configurations
Performance and Efficiency
This section focuses on the performance characteristics of the exhaust system, including airflow dynamics, noise reduction, and fuel efficiency improvements. Understand how the design enhances the vehicle's overall performance.
Performance and Efficiency
This section focuses on the performance characteristics of the exhaust system, including airflow dynamics, noise reduction, and fuel efficiency improvements. Understand how the design enhances the vehicle's overall performance.
Airflow Dynamics
- Optimized pipe diameter for balanced backpressure
- Smooth bends to reduce turbulence
- Enhances engine scavenging for better power output
- Supports turbocharged models with minimal restriction
- Improves throttle response and acceleration
Noise Reduction
- Utilizes advanced sound-dampening materials
- Tuned to produce a sporty yet quiet exhaust note
- Reduces cabin noise for a comfortable ride
- Complies with noise regulations in all markets
- Includes resonators for additional sound control
Fuel Efficiency
- Reduces exhaust backpressure for better fuel economy
- Supports efficient combustion with proper airflow
- Minimizes energy loss through heat dissipation
- Enhances overall engine efficiency
- Contributes to lower CO2 emissions
Maintenance and Durability
This section provides guidance on maintaining the exhaust system, including inspection intervals, common issues, and tips for extending its lifespan. Learn how to keep the system in optimal condition.
Maintenance and Durability
This section provides guidance on maintaining the exhaust system, including inspection intervals, common issues, and tips for extending its lifespan. Learn how to keep the system in optimal condition.
Inspection and Cleaning
- Inspect exhaust system every 12,000 miles
- Check for rust, cracks, and loose components
- Clean exterior surfaces to prevent corrosion
- Use specialized cleaners for catalytic converters
- Ensure all connections are tight and secure
Common Issues
- Rust due to exposure to moisture and road salt
- Cracks in exhaust pipes from thermal stress
- Clogged catalytic converters from oil or fuel contamination
- Loose or damaged hangers causing rattling noises
- Failed oxygen sensors affecting emissions
Lifespan Extension
- Apply anti-corrosion coatings to vulnerable areas
- Avoid short trips to prevent moisture buildup
- Use high-quality fuel to reduce contamination
- Replace worn components promptly
- Follow manufacturer-recommended maintenance schedules
Search Specifications
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Component Specifications
Overview
- Type
- Dual exhaust system
- Configuration
- Single exit, dual tip
- Platform
- Subaru Global Platform
- Material
- Stainless steel
- Location
- Rear-mounted
Dimensions
- Overall Length
- 72 inches (182.88 cm)
- Pipe Diameter
- 2.25 inches (5.72 cm)
- Muffler Length
- 24 inches (60.96 cm)
- Muffler Width
- 8 inches (20.32 cm)
- Muffler Height
- 6 inches (15.24 cm)
- Tailpipe Diameter
- 3.5 inches (8.89 cm)
- Tailpipe Length
- 12 inches (30.48 cm)
Materials
- Exhaust Pipe
- 409 stainless steel
- Muffler
- Aluminized steel
- Tailpipe
- 304 stainless steel
- Gaskets
- Graphite composite
- Hangers
- Rubber with steel core
Features
- Performance
-
- Optimized flow design
- Reduced back pressure
- Enhanced exhaust scavenging
- Durability
-
- Corrosion-resistant materials
- Heat-resistant coatings
- Reinforced hangers
- Noise Reduction
-
- Tuned muffler design
- Acoustic dampening materials
- Resonator integration
- Emissions
-
- Catalytic converter integration
- O2 sensor compatibility
- EPA compliant
- Aesthetics
-
- Polished tailpipe finish
- Dual-tip design
- Integrated heat shield
Safety Features
- Heat Management
-
- Heat shields
- Thermal insulation
- Cooling fins
- Structural integrity
-
- Reinforced welds
- Impact-resistant materials
- Flexible joints
- Emission Control
-
- Catalytic converter
- O2 sensors
- Check engine light integration
Comfort Features
- Noise Level
- 72 dB at idle, 85 dB at full throttle
- Vibration Dampening
-
- Rubber hangers
- Flexible joints
- Muffler insulation
- Heat Dissipation
-
- Heat shields
- Thermal coatings
- Ventilated design
Accessories
- Performance Upgrades
-
- High-flow catalytic converter
- Performance muffler
- Stainless steel headers
- Aesthetic Upgrades
-
- Chrome tailpipe tips
- Carbon fiber exhaust covers
- Custom exhaust wraps
- Maintenance Tools
-
- Exhaust hanger removal tool
- O2 sensor socket
- Exhaust sealant
Maintenance
- Service interval
- Every 30,000 miles or 24 months
- Service Items
-
- Inspect for leaks
- Check hangers and mounts
- Inspect catalytic converter
- Check O2 sensors
- Inspect heat shields
- Maintenance Notes
- Regular inspection recommended for rust-prone areas
Warranty
- Parts Warranty
- Miles: 60,000Years: 5Coverage: Manufacturer defects
- Corrosion Warranty
- Miles: 100,000Years: 7Coverage: Perforation due to rust
- Labor Warranty
- Miles: 36,000Years: 3Coverage: Replacement labor
- Emissions Warranty
- Miles: 80,000Years: 8Coverage: Catalytic converter and O2 sensors
Production Details
- Manufacturer
- Subaru Corporation
- Manufacturing Process
-
- Laser cutting
- Robotic welding
- Pressure testing
- Surface treatment
- Quality Control
- inspection: 100% pressure and leak testingTolerances: ±0.5mm on all dimensionsFinish: Visual and tactile inspection
- Sustainability Practices
-
- Recycled materials
- Low-emission manufacturing
- Waste reduction programs
- Production Metrics
- Units Per Day: 500Defect Rate: 0.1%Energy Usage: 15 kWh per unit
Service Information for exhaust Service
Maintenance and service requirements specific to this component
- Inspect exhaust system for leaks
- Check hangers and mounts
- Inspect catalytic converter
- Check O2 sensors
- Inspect heat shields
Pay special attention to rust-prone areas
- Replace exhaust gaskets
- Check and tighten all connections
- Inspect muffler for damage
- Test exhaust back pressure
- Verify emission levels
Use torque wrench for proper tightening
- Replace catalytic converter if needed
- Replace O2 sensors
- Inspect and replace hangers if necessary
- Check entire system for corrosion
- Perform full emission system test
Consider complete system replacement if significant corrosion is present
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 Is this exhaust system compatible with all 2015-2019 Subaru Outback models?
Is this exhaust system compatible with all 2015-2019 Subaru Outback models?
This exhaust system is designed to be compatible with all 2015-2019 Subaru Outback models, including both 2.5L and 3.6L engine variants. It is engineered to meet OEM specifications, ensuring a perfect fit and optimal performance. However, it is recommended to verify your vehicle's specific trim and engine type before purchase to ensure compatibility.
Q2 What maintenance is required for the exhaust system?
What maintenance is required for the exhaust system?
Regular maintenance for the exhaust system includes inspecting for rust, cracks, or leaks every 12 months or 12,000 miles. Ensure all mounting hardware is secure and check the gaskets for wear. Cleaning the exterior with a mild detergent can prevent corrosion. If you notice unusual noises or reduced performance, have the system inspected by a professional immediately.
Q3 How do I install or replace the exhaust system on my Subaru Outback?
How do I install or replace the exhaust system on my Subaru Outback?
To install or replace the exhaust system, first, lift the vehicle securely using a jack and stands. Remove the old exhaust by detaching the mounting bolts and hangers. Align the new exhaust system, ensuring proper fitment, and secure it using the provided hardware. Tighten all bolts to the manufacturer's torque specifications and double-check for leaks or misalignment before lowering the vehicle.
Q4 What should I do if my exhaust system is making unusual noises?
What should I do if my exhaust system is making unusual noises?
Unusual noises from the exhaust system, such as rattling or hissing, often indicate loose components, leaks, or damaged parts. Inspect the system for loose bolts, cracked pipes, or worn gaskets. Tighten or replace any faulty components. If the issue persists, consult a professional mechanic to diagnose and resolve the problem to avoid further damage.
Q5 How can I optimize the performance of my exhaust system?
How can I optimize the performance of my exhaust system?
To optimize performance, ensure the exhaust system is free of obstructions and leaks. Regularly inspect and clean the system to prevent corrosion. Consider upgrading to a high-flow catalytic converter or performance muffler for improved airflow and power. Always follow the manufacturer's recommendations for maintenance and avoid modifications that could void your warranty.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
2015-2019 Subaru Outback Exhaust System Service Manual
Coming SoonThis manual provides detailed instructions for servicing and replacing the exhaust system, including torque specifications and troubleshooting tips.
Technical Service Bulletin: Exhaust System Updates
Coming SoonThis bulletin outlines recent updates and improvements to the exhaust system, including part revisions and installation guidelines.
Subaru Outback Exhaust Parts Catalog
Coming SoonA comprehensive catalog of OEM and aftermarket exhaust components, including part numbers and compatibility information.
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Technical Information
- All specifications, including torque values, fluid capacities, and maintenance procedures, should be verified against your vehicle's factory service manual.
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