Ford Powerstroke 7.3L - 5" Turbo Back Race Exhaust (1999-2003)
Type: Exhaust Systems | Fits: Ford Powerstroke
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Unlock stronger airflow and performance with a 5" stainless race exhaust built for the legendary 7.3L Powerstroke. This Downpipe-Back Race Exhaust System is designed for 1999–2003 Ford Super Duty trucks equipped with the 7.3L Powerstroke diesel engine. Featuring a 4" downpipe and 5" main exhaust tubing, this system improves exhaust flow, supports faster turbo response, and delivers reliable performance for off-road and competition builds.
The factory exhaust system can create backpressure that limits turbo efficiency and engine performance. This upgraded race exhaust replaces restrictive OEM components with larger stainless steel piping designed for improved flow and durability. With its straight-through design and factory-style mounting points, this system provides a strong performance upgrade while maintaining straightforward installation.
Vehicle Fitment
- 1999–2003 Ford F-250 Super Duty – 7.3L Powerstroke
- 1999–2003 Ford F-350 Super Duty – 7.3L Powerstroke
Note: Not compatible with Cab & Chassis trucks.
Technical Specifications
| Product Type | Downpipe-Back Race Exhaust System |
| Downpipe Size | 4" Stainless Steel |
| Main Pipe Diameter | 5" Stainless Steel |
| Material | High-Grade Stainless Steel |
| Design | Straight-Through System (No Muffler, No Bungs) |
| Hangers | OE-Style Mounting Hangers |
| Tuning Requirement | Race tuning recommended after installation |
| Application | Off-road / competition use only |
What’s Included
- 4" stainless steel downpipe
- 5" stainless steel exhaust piping
- OE-style hangers pre-installed
- Complete set of clamps and installation hardware
- Optional add-on muffler available
Features
- 4" stainless steel downpipe improves turbo exhaust flow
- 5" stainless steel exhaust tubing maximizes airflow efficiency
- OE-style hangers provide secure, factory-style mounting
- Straight-through race design with no muffler for unrestricted flow
- Bung-free configuration optimized for performance applications
Benefits
- Supports increased horsepower and improved throttle response
- Promotes faster turbo spool-up and improved boost efficiency
- Helps reduce exhaust gas temperatures under load
- Durable stainless steel construction resists rust and corrosion
- Optional muffler allows customizable sound levels
Installation Notes
- Direct-fit downpipe-back system for straightforward installation.
- Compatible with both automatic and manual transmission models.
- Factory-style hangers help maintain proper alignment.
- Professional installation recommended for best results.
Important Notes:
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Important Notices
- Off‑Road Use Only
Products sold by JS Speed are intended for off‑road use and may be illegal on public roads where emissions or pollution‑control laws apply. - Check Local Laws
Before purchasing or installing, verify all applicable local, state/provincial, and federal regulations to ensure the modification is legal in your area. - Professional Installation Recommended
These parts should be installed by qualified professional mechanics. Improper installation can cause performance issues or vehicle damage. Unless a product page explicitly states otherwise, installation instructions are not included. Components are designed for users with solid mechanical knowledge, and minor adjustments or modifications may be required for proper fitment. Returns or refunds cannot be accepted due to difficulty completing an installation or the absence of instructions. - Warranty Impact
Use of these parts may void your vehicle’s factory warranty. Confirm with your vehicle manufacturer before purchase and installation. - Limitation of Liability
JS Speed is not responsible for damage, failures, or issues arising from the use or installation of these products. - Product Images
Images are for illustration only and may differ from the actual product due to manufacturer updates or improvements. - No Performance Guarantees
While these products are designed to enhance performance, JS Speed does not guarantee specific performance results.
