1. Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your Flowmaster 817560 Outlaw Cat-back Exhaust System. Please read this manual thoroughly before beginning installation to ensure proper fitment and optimal performance. This system is designed to enhance the exhaust sound and flow characteristics of your vehicle.
The Flowmaster Outlaw series is known for its aggressive sound profile and performance gains, achieved through large 3.00-inch mandrel-bent tubing and race-proven Outlaw mufflers. The system utilizes factory hanger locations for a straightforward installation.
2. Setup & Installation
2.1. Before You Begin
- Ensure the vehicle is cool before starting work.
- Gather all necessary tools: wrenches, sockets, cutting tools (if required), jack stands, safety glasses, and gloves.
- Verify all components are present as listed in the packing slip.
- Review local regulations regarding exhaust system modifications.
2.2. Component Overview
Figure 2.2.1: All components of the Flowmaster 817560 Outlaw Cat-back Exhaust System, including the mandrel-bent pipes, Outlaw mufflers, chrome tips, and mounting hardware (clamps, hangers). This image shows the complete system disassembled, ready for installation.
Figure 2.2.2: An assembled view of the Flowmaster 817560 Outlaw Cat-back Exhaust System, showcasing the dual rear exit design with polished tips. This perspective highlights the routing of the pipes and the placement of the mufflers as they would appear installed on a vehicle.
2.3. Installation Steps
- Vehicle Preparation: Safely lift and support the vehicle using jack stands. Ensure sufficient clearance for working underneath.
- Remove Stock Exhaust: Carefully unbolt and remove the existing cat-back exhaust system from the catalytic converter back. Pay attention to rubber hangers and mounting points.
- Install Front Pipes: Attach the new front pipes to the catalytic converter outlets using appropriate clamps or bolts. Do not fully tighten yet.
- Position Mufflers: Slide the Outlaw mufflers onto the front pipes. Ensure correct orientation.
- Install Tailpipes: Connect the tailpipes to the mufflers and route them over the rear axle, utilizing the factory hanger locations.
- Attach Exhaust Tips: Secure the chrome exhaust tips to the end of the tailpipes. Adjust for desired protrusion.
- Align and Tighten: Once all components are loosely fitted, adjust the entire system for proper alignment and clearance. Ensure no components are touching the chassis or suspension. Systematically tighten all clamps and bolts, working from front to back.
- Final Inspection: Lower the vehicle and perform a final visual inspection for proper alignment, clearance, and secure connections.
Note: Professional installation is recommended for optimal results and safety.
3. Operating Characteristics
3.1. Sound Profile
Figure 3.1.1: An illustration indicating the "Aggressive Exterior Sound Level" associated with the Flowmaster Outlaw series. This graphic uses a bar chart representation to visually communicate the high sound output of the exhaust system, signifying a loud and powerful exhaust note.
The Flowmaster 817560 Outlaw Cat-back Exhaust System is engineered to produce an aggressive exterior sound level. This means a significantly louder and more pronounced exhaust note compared to the stock system, particularly under acceleration. Users should be aware of the increased sound output, which is a characteristic feature of the Outlaw series designed for performance enthusiasts.
3.2. Performance Benefits
- Dyno Proven Performance Gains: This system is designed to improve exhaust flow, which can lead to measurable increases in horsepower and torque.
- Reduced Backpressure: The mandrel-bent tubing and high-flow mufflers minimize exhaust backpressure, allowing the engine to breathe more efficiently.
- Enhanced Throttle Response: Improved exhaust scavenging can contribute to a more responsive feel from the engine.
4. Maintenance
The Flowmaster 817560 exhaust system is constructed from 409S stainless steel, offering good corrosion resistance and durability. Regular maintenance will help preserve its appearance and performance.
4.1. Cleaning
- Periodically clean the exhaust tips with a non-abrasive metal polish to maintain their shine.
- Wash the entire system with mild soap and water during regular vehicle washing to remove road grime and salt.
4.2. Inspection
- Regularly inspect all clamps, hangers, and connections for tightness and signs of wear. Tighten any loose fasteners.
- Check for any signs of exhaust leaks, such as black soot around joints or a noticeable change in exhaust sound.
- Inspect the system for any physical damage, dents, or cracks, especially after driving over rough terrain.
5. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Excessive rattling or vibration |
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| Loud exhaust leak |
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| Reduced performance |
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If issues persist after attempting these solutions, it is recommended to consult with a certified automotive technician or contact Flowmaster customer support.
6. Specifications
| Feature | Detail |
|---|---|
| Model Number | 817560 |
| Brand | Flowmaster |
| System Type | Cat-back Exhaust System |
| Material | 409S Stainless Steel |
| Tubing Diameter | 3.00-inch (Mandrel-bent) |
| Muffler Type | Outlaw Series |
| Exit Style | Dual Rear Exit |
| Sound Level | Aggressive |
| Item Weight | 64 pounds |
| First Available Date | May 8, 2012 |
7. Warranty & Support
7.1. Warranty Information
Flowmaster products typically come with a limited warranty covering defects in materials and workmanship. For specific warranty terms and conditions applicable to your 817560 Outlaw Cat-back Exhaust System, please refer to the warranty card included with your product or visit the official Flowmaster website. Keep your proof of purchase for warranty claims.
7.2. Customer Support
For technical assistance, installation questions, or warranty inquiries, please contact Flowmaster customer support. Contact information can usually be found on the official Flowmaster website or on the product packaging.
You may also find helpful resources and FAQs on the Flowmaster Official Website.
