Subaru Subaru Ascent 2019-present Exhaust Specifications
Subaru Subaru Ascent 2019-present

Subaru Subaru Ascent 2019-present Exhaust Specifications

Explore detailed exhaust system specifications for the 2019-Present Subaru Ascent, including components like the exhaust manifold, catalytic converter, muffler, and tailpipe. Ideal for repairs, upgrades, and emissions compliance.

Updated

Overview Specifications

This document provides detailed information about the exhaust system specifications for the 2019-Present Subaru Ascent. It covers key components, materials, and performance metrics to help users understand the vehicle's exhaust design and functionality. Use this guide for maintenance, upgrades, or troubleshooting. The 'How To' section explains how to search and navigate the document efficiently, while 'Sections' delve into specific aspects of the exhaust system. 'Quick Reference' offers a summary of key specifications.

How to Use

Use the search function to find specific terms or phrases related to the exhaust system. Enter keywords like 'materials,' 'dimensions,' or 'emissions' to locate relevant information quickly.

Navigate through the document by scrolling or using the table of contents. Each section is clearly labeled, and subsections provide detailed points for easy reference.

Key Specifications

Exhaust Type

Dual Exhaust

Material

Stainless Steel

Pipe Diameter

2.5 inches

Emissions Standard

EPA/CARB Compliant

Noise Level

72 dB

Available Specifications

Exhaust System Design

This section explores the design and layout of the Subaru Ascent's exhaust system. It includes details on the configuration, components, and materials used to ensure optimal performance and durability.

Configuration
  • Dual exhaust system for improved airflow
  • Rear-mounted exhaust tips for aesthetic appeal
  • Stainless steel construction for corrosion resistance
  • Optimized pipe diameter for efficient gas flow
Materials
  • High-grade stainless steel for longevity
  • Heat-resistant coatings to prevent degradation
  • Lightweight aluminum components for reduced weight
  • Reinforced welds for durability

Performance Metrics

This section highlights the performance characteristics of the exhaust system, including emissions compliance, noise levels, and impact on engine efficiency.

Emissions
  • Compliant with EPA and CARB standards
  • Integrated catalytic converter for reduced emissions
  • Oxygen sensors for precise air-fuel ratio control
  • Low CO2 output for environmental friendliness
Noise Levels
  • Designed for minimal cabin noise
  • Tuned exhaust note for sporty sound
  • Sound-dampening materials incorporated
  • Compliant with noise regulations

Maintenance and Upgrades

This section provides guidance on maintaining and upgrading the exhaust system to ensure longevity and enhanced performance.

Maintenance Tips
  • Regular inspections for leaks or damage
  • Cleaning tips for exhaust tips and pipes
  • Checking and replacing gaskets as needed
  • Monitoring oxygen sensor performance
Upgrade Options
  • Aftermarket exhaust systems for performance gains
  • High-flow catalytic converters for improved efficiency
  • Custom exhaust tips for personalization
  • Upgraded headers for enhanced power output

Component Specifications

Overview

Type
Dual Exhaust System
Configuration
Split Rear Exit
Platform
Subaru Global Platform
Material
Stainless Steel
Location
Underbody, Rear

Dimensions

Overall Length
78.7 inches (200 cm)
Pipe Diameter
2.25 inches (5.7 cm)
Muffler Length
24 inches (61 cm)
Muffler Width
10 inches (25.4 cm)
Tailpipe Diameter
3.5 inches (8.9 cm)
Tailpipe Length
12 inches (30.5 cm)
Ground Clearance
8.7 inches (22 cm)

Materials

Exhaust Pipes
Stainless Steel 409
Muffler
Aluminized Steel
Catalytic Converter
Ceramic Substrate
Tailpipe
Polished Stainless Steel 304

Features

Performance
  • Optimized Back Pressure
  • Enhanced Gas Flow
  • Reduced Exhaust Restriction
Durability
  • Corrosion-Resistant Material
  • Heat-Resistant Coatings
  • Vibration Dampers
Acoustics
  • Tuned Muffler Design
  • Noise Reduction Technology
  • Balanced Sound Profile
Emissions
  • EPA-Compliant Catalytic Converter
  • Low Emissions Design
  • Oxygen Sensor Integration
Aesthetics
  • Polished Tailpipe Finish
  • Symmetrical Dual Exit
  • Integrated Design

Safety Features

Heat Protection
  • Heat Shields
  • Thermal Insulation
Structural integrity
  • Reinforced Hangers
  • Impact-Resistant Materials
Emissions Compliance
  • OBD-II Monitoring
  • Catalytic Converter Efficiency

Comfort Features

Noise Reduction
  • Acoustic Insulation
  • Vibration Dampers
Heat Management
  • Underbody Heat Shields
  • Thermal Barriers
installation
  • Precision Fit
  • Easy Access for Maintenance

Accessories

Upgrades
  • Performance Exhaust Kits
  • Stainless Steel Tips
  • High-Flow Catalytic Converters
Maintenance Tools
  • Exhaust System Cleaner
  • Rust Inhibitor Spray
  • Heat-Resistant Tape
Protective Gear
  • Exhaust Hanger Kit
  • Heat Shield Repair Kit
  • Tailpipe Guards

Maintenance

Service interval
Every 30,000 miles (48,280 km)
Service Items
  • Inspect for leaks
  • Check hangers and mounts
  • Clean tailpipe
  • Inspect catalytic converter
  • Check oxygen sensors
Maintenance Notes
Regular cleaning and inspection recommended to prevent corrosion and ensure optimal performance.

Warranty

Basic Warranty
Years: 3
Miles: 36000
Coverage: Manufacturing Defects
Powertrain Warranty
Years: 5
Miles: 60000
Coverage: Exhaust Components
Corrosion Warranty
Years: 5
Miles: Unlimited
Coverage: Perforation Due to Rust
Emissions Warranty
Years: 8
Miles: 80000
Coverage: Catalytic Converter and Sensors

Production Details

Manufacturer
Subaru Corporation
Manufacturing Process
  • Laser Cutting
  • Robotic Welding
  • Press Forming
Quality Control
inspections: Leak Testing, Dimensional Accuracy, Material Integrity
Certifications: ISO 9001, EPA Compliance, CARB Certification
Sustainability Practices
  • Recycled Materials
  • Eco-Friendly Coatings
  • Energy-Efficient Manufacturing
Production Metrics
Units Per Day: 500
Defect Rate: Less than 0.5%
Lead Time: 2 Weeks

Service Information for exhaust Service

Maintenance and service requirements specific to this component

30000
24
  • Inspect exhaust system for leaks
  • Check hangers and mounts for wear
  • Clean tailpipe and muffler exterior
  • Inspect catalytic converter for damage
  • Check oxygen sensors for proper function

Regular cleaning and inspection recommended to prevent corrosion and ensure optimal performance.

60000
48
  • Perform detailed exhaust system inspection
  • Replace worn hangers and mounts
  • Clean internal exhaust components
  • Test catalytic converter efficiency
  • Inspect and replace oxygen sensors if needed

Special tools may be required for internal cleaning and sensor testing.

100000
84
  • Complete exhaust system overhaul
  • Replace catalytic converter if necessary
  • Inspect and replace exhaust pipes if corroded
  • Perform full emissions system test
  • Check and adjust back pressure

Critical to address any corrosion or damage to prevent exhaust leaks and ensure compliance with emissions standards.

Frequently Asked Questions

Find answers to common questions about torque specifications

Q1

Is the exhaust system compatible with all 2019-Present Subaru Ascent models?

The exhaust system is designed to be compatible with all 2019-Present Subaru Ascent models, including both the standard and turbocharged variants. It adheres to OEM specifications, ensuring proper fitment and performance. However, it is recommended to verify compatibility with your specific trim level and engine configuration before purchasing, as slight variations may exist.

Q2

What maintenance is required for the Subaru Ascent exhaust system?

Regular maintenance for the Subaru Ascent exhaust system includes inspecting for rust, corrosion, or physical damage every 12 months or 12,000 miles. Ensure all connections and hangers are secure. Cleaning the exterior with a mild detergent can prevent buildup. Additionally, check for leaks or unusual noises, which may indicate a need for professional inspection or replacement.

Q3

How do I install or replace the exhaust system on a Subaru Ascent?

To install or replace the exhaust system, first, lift the vehicle securely using a jack and stands. Remove the old exhaust by loosening clamps and hangers. Align the new exhaust system, ensuring proper fitment with the catalytic converter and muffler. Secure all connections with new clamps and hangers. Tighten bolts to the manufacturer’s torque specifications and perform a final inspection for leaks or misalignment.

Q4

What should I do if my Subaru Ascent exhaust system is making unusual noises?

Unusual noises from the exhaust system, such as rattling or hissing, may indicate loose components, leaks, or damage. First, inspect the system for loose hangers or clamps. Check for holes or cracks in the pipes or muffler. If the issue persists, consult a professional to diagnose and repair the problem, as it could affect vehicle performance or emissions.

Q5

How can I optimize the performance of my Subaru Ascent exhaust system?

To optimize performance, ensure the exhaust system is free of obstructions and leaks. Consider upgrading to a high-flow catalytic converter or performance muffler for improved airflow and power. Regularly inspect and maintain the system to prevent corrosion or damage. Additionally, pairing the exhaust with a tuned engine management system can enhance overall vehicle performance.

Factory Service Resources

Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.

Subaru Ascent Exhaust System Service Manual

Coming Soon

This manual provides detailed instructions for servicing and maintaining the exhaust system of the 2019-Present Subaru Ascent, including diagrams and torque specifications.

Technical Service Bulletin for Exhaust System Updates

Coming Soon

This bulletin outlines updates and common issues related to the exhaust system for the 2019-Present Subaru Ascent, including recommended fixes and part revisions.

Subaru Ascent Exhaust Parts and Accessories Catalog

Coming Soon

This catalog lists all available exhaust system parts and accessories for the 2019-Present Subaru Ascent, including OEM and aftermarket options.

About the Author

Expert automotive knowledge and experience

Alan Montanye - Automotive Technical Specialist
ASE

Alan Montanye

Automotive Technical Specialist

ASE Master Certified Technician with over a decade of hands-on experience in automotive repair and diagnostics.

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