Dodge Ram Cummins 6.7L C&C - 5" Turbo Back Race Exhaust System (2011-2018)
Type: Exhaust Systems
Max airflow. Max performance. Built for Cab & Chassis.
This turbo-back exhaust system is engineered to deliver serious gains for off-road Cummins builds. Featuring a full 5-inch design in corrosion-resistant T409 stainless steel, it removes all restrictive factory components to reduce EGTs, boost throttle response, and let your Cummins breathe.
Designed exclusively for 2011β2018 RAM 3500/4500/5500 Cab & Chassis trucks with the 6.7L Cummins engine, this 5" turbo-back exhaust system replaces the entire stock exhaust from the turbo outlet to the tailpipe. With no muffler and no emissions restrictions, it's tuned for max flow, aggressive sound, and peak diesel performance in competition and off-road conditions.
Vehicle Fitment
Compatible Vehicles
- 2011β2018 RAM 3500 Cab & Chassis 6.7L Cummins
- 2011β2018 RAM 4500 Cab & Chassis 6.7L Cummins
- 2011β2018 RAM 5500 Cab & Chassis 6.7L Cummins
Not Compatible With
- Pickup truck models
- On-road vehicles requiring emissions compliance
Specifications
| Feature | Description |
|---|---|
| Pipe Diameter | 5 inches |
| Material | T409 stainless steel |
| System Type | Turbo-back β from turbo outlet to tailpipe |
| Muffler | None β straight-pipe system |
| Installation Hardware | Clamps and OE-style hangers included |
| Intended Use | Off-road and competition use only |
Whatβs Included
- 5" T409 stainless steel turbo-back exhaust system
- Tailpipe section with no muffler
- OE-style hangers for a secure factory-like fit
- Clamps and all required installation hardware
Key Features
- Turbo-back design eliminates all factory emissions components
- Larger 5" piping allows maximum exhaust flow and power gains
- Corrosion-resistant T409 stainless steel for long-term durability
- Aggressive sound profile with no muffler or restrictions
- Ideal for towing, racing, and high-output diesel applications
- Simple bolt-on installation with included hangers and clamps
Benefits
- Reduces exhaust gas temperatures under heavy load
- Boosts turbo spool and throttle response
- Delivers deep, race-ready exhaust tone
- Enhances reliability by eliminating restrictive components
- Built to withstand extreme diesel operating conditions
Important Notes:
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While we ship with all required USMCA/CUSMA paperwork, U.S. Customs or carriers may still apply duties or fees at delivery. For details, see U.S. Customs & Border Protection
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Important Notices
- OffβRoad Use Only
Products sold by JS Speed are intended for offβroad use and may be illegal on public roads where emissions or pollutionβcontrol 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 vehicleβs 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.
