
Notified by email when this product becomes available

T304 Stainless Steel
The Purest Stainless Steel used in Exhaust System Manufacturing
High Rust Resistance
Lasts Up To 20+ years
Looks Better

T409 Stainless Steel
The Standard Stainless Steel used in Exhaust System Manufacturing
Low Rust Resistance
Lasts Up To 5-8 Years
Looks Dull
Attention
A 2022 Cummins Tune Package was added to your cart. This tune is a beta tune that may cause the following:
- Low power
- Poor fuel mileage
- Engine codes that may appear
- Poor shifting characteristics
For a tested and proven tune, please view our Ram Cummins 6.7L All-in-One DPF/DEF/EGR Delete Kit w/ECM Swap (2022-2024)
Introduction
The Ram Cummins 6.7L Cab & Chassis DPF Delete Pipe (2011–2012) is a 4 inch aluminized race pipe that replaces the factory section to remove the CAT and DPF. Built for Cummins Cab & Chassis work trucks only. Increases flow, drops back-pressure and improves pull with proper race tuning. Not for pickups.
Note: To complete the emissions deletion process, a second pipe is required.
Features
- 4" aluminized steel for durability and value
- OE-style hangers for a secure, factory-like mount
- No bungs for maximum flow in race use
- Length options to match cab-to-axle measurement
Benefits
- Power & torque: Freer exhaust path improves mid-range
- Lower EGTs: Reduced backpressure under load and towing
- Throttle response: Quicker spool and stronger tip-in
- Simple install: Bolt-on section using stock-style hangers
Compatibility
- 2011–2012 RAM 6.7L Cummins Cab & Chassis (C&C)
- Note: Does not fit pickup models for Pick Up Models ➤
Second pipe selection (required to complete SCR/urea Delete ):
- Measure back of cab → center of rear wheel (cab-to-axle).
Technical Specifications
- Diameter: 4 inches
- Material: Aluminized steel
- Layout: Race section that removes catalytic converter and DPF
- Hangers: OE-style
- System note: A second SCR/urea race pipe (listed above) is needed for a complete the emissions delete
Installation & Notes
- Difficulty: Moderate; penetrating oil and exhaust tools recommended
- Tuning: Race calibration required to prevent DTCs and realize gains
- Legal: Off-road/competition use only. Check all laws before purchase and use
Frequently Asked Questions
Will this fit my pickup?
No. Cab & Chassis trucks only.
How do I choose the second pipe length?
Measure from the back of cab to the center of the rear wheel. If its less than 70" buy Under 70" pipe. If its more than 70" buy Over 70" pipe.
Do I need more parts for a full delete?
Yes. This DPF race pipe plus the SCR/urea second pipe completes the route.
Is tuning required?
Yes. A race tune is mandatory after installation to avoid DTCs.
Can I use this for daily street driving?
No. Off-road/competition use only.
Important Product Information
Off-Road Use Only: The products sold on this website are intended for off-road use only, and may not be legal for use on public highways where pollution control laws apply.
Check Local Laws: Before purchasing and installing any of these parts, please check your local and state laws to confirm whether the modifications are legal in your area.
Professional Installation Recommended: These kits and parts are strongly recommended to be installed by professional mechanics only. Improper installation may lead to performance issues or damage to your vehicle. Unless specified differently on the product page, our parts do not include installation instructions. They are intended for individuals with a proficient understanding of mechanical systems and procedures. Like many aftermarket parts compatible with a variety of vehicles, minor adjustments or modifications may be necessary during the installation process. We cannot accept returns or offer refunds on the basis of an inability to complete the installation due to the absence of instructions.
Warranty: The use of these parts will void the warranty of your vehicle. Please confirm with your vehicle manufacturer before purchase and installation.
No Liability: Tuner Depot is not responsible for any damage or issues that may arise from the use of these parts.
Product Images: Product images are for illustrative purposes only and may differ from the actual product due to manufacturer design changes or improvements.
No Performance Guarantees: While these parts are designed to enhance the performance of your vehicle, no guarantees are made regarding the specific performance gains that will be achieved.
Shipping Policy at Tuner Depot
At Tuner Depot, we understand the importance of timely delivery for your performance parts. We're committed to ensuring a seamless shipping experience, striving to dispatch your orders with utmost efficiency and speed.
- Weather Conditions: Adverse weather conditions such as rain, snow, or sleet may affect delivery timelines. We will make every effort to minimize any delays.
- Holiday Periods: Please note that our shipping center will be closed during holidays. We will resume shipping promptly on the next business day. Allow for potential delays during peak seasons, but rest assured, we will keep you informed every step of the way.
- Staff Availability: Unforeseen circumstances can occasionally affect our staffing levels, possibly leading to minor delays. We are committed to swiftly resolving any issues to maintain our high standards of service.
- Choosing a selection results in a full page refresh.