6.7L Cummins 5" Downpipe-Back Exhaust System for 2019-2024 Ram 2500 3500

SKU: XKV51071
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Fitment & Specs
Selected 2019-2024 Ram 2500/3500 6.7L Cummins pickups; excludes Cab & Chassis and Ram 2500 Air-Ride applications.
T409 Stainless Steel
Before You Buy: Off-road/racing use only · Professional install recommended · Compatible tuning required
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Description
6.7L Cummins Downpipe-Back Exhaust

5" Downpipe-Back Exhaust System for 2019-2024 Ram 2500 & 3500

Application-specific 5-inch downpipe-back exhaust system designed for selected 2019-2024 Ram 2500 and 3500 pickup trucks equipped with the 6.7L Cummins diesel engine. The system starts behind the factory downpipe and runs toward the rear exhaust section, replacing the downstream CAT, SCR and DPF exhaust sections where compatible.

Product Type Downpipe-Back Exhaust System
Pipe Diameter 5 Inch
Material T409 Stainless Steel

Key Details

Downpipe-Back System Layout

  • 5-inch downpipe-back exhaust configuration
  • Starts behind the factory downpipe
  • Factory downpipe is retained
  • Runs toward the rear exhaust / tailpipe section
  • Replaces downstream CAT, SCR and DPF sections where compatible

Construction & Mounting

  • T409 stainless steel construction
  • 1.5 mm pipe wall thickness
  • No sensor bungs as listed
  • OE-style hanger locations as listed
  • Designed for the listed factory-style exhaust layout

System Configuration

What This System Is

  • 5-inch downpipe-back exhaust system
  • Application-specific for listed Ram 2500 / 3500 trucks
  • Designed to connect behind the existing factory downpipe
  • Extends toward the rear exhaust section

What This System Is Not

  • Not a standalone turbo downpipe
  • Not a turbo-back exhaust system
  • Not a DPF-back exhaust system
  • Not a catback-only exhaust system
  • Not a short DPF race pipe
Vehicle Fitment

Confirm Your Ram 2500 / 3500 Application

Vehicle Year Engine
Ram 2500 2019-2024 6.7L Cummins Diesel
Ram 3500 2019-2024 6.7L Cummins Diesel
Fitment Note: This system is intended for the listed 2019-2024 Ram 2500 and 3500 pickup applications equipped with the 6.7L Cummins diesel engine.

Does not fit: Cab & Chassis configurations.

Ram 2500: Does not fit models equipped with Air-Ride suspension. Verify exact truck model, configuration, factory downpipe connection and exhaust routing before purchase.

Installation & Fitment Checks

Before Installation

  • Confirm the vehicle is a listed 2019-2024 Ram 2500 or 3500 pickup.
  • Verify the 6.7L Cummins diesel engine.
  • Confirm the existing factory downpipe connection.
  • Verify cab, bed and suspension configuration.
  • Confirm the truck is not a Cab & Chassis application.
  • For Ram 2500, confirm the truck is not equipped with Air-Ride suspension.

Exhaust Installation Checks

  • Test fit all exhaust sections before final tightening.
  • Verify pipe routing and OE-style hanger alignment.
  • Confirm rear exhaust and tailpipe clearance.
  • Check clearance around the frame, axle, suspension, spare tire area and underbody components.
  • Verify the vehicle sensor configuration because this system is listed without sensor bungs.
  • Inspect all exhaust connections for leaks after installation.

Package & Pre-Install Check

Before Starting Installation

  • Compare all received exhaust sections with the product photos.
  • Confirm all listed clamps, adapters and hardware supplied with the product.
  • Verify the factory downpipe connection before removing the existing exhaust.
  • Do not final-tighten the system until routing and clearance are confirmed.

Tuning & Vehicle Setup

  • Compatible tuning or calibration is required before operation.
  • Tuning or calibration is not included unless explicitly stated in the listing.
  • Verify the vehicle's current emissions and sensor configuration before installation.
  • Professional installation is recommended.

Before You Buy

  • Fits selected 2019-2024 Ram 2500 and 3500 pickup applications equipped with the 6.7L Cummins diesel engine.
  • This is a 5-inch downpipe-back exhaust system that starts behind the existing factory downpipe.
  • The factory downpipe is retained.
  • Does not fit Cab & Chassis configurations.
  • Does not fit Ram 2500 models equipped with Air-Ride suspension.
  • This is not a standalone downpipe, turbo-back exhaust, DPF-back exhaust, catback-only system or short DPF race pipe.
  • This system is listed without sensor bungs. Verify the vehicle's sensor and exhaust configuration before ordering.
  • Compatible tuning or calibration is required before operation and is not included unless explicitly stated.
  • Verify exact vehicle fitment, factory downpipe connection, cab / bed configuration, suspension, exhaust routing and applicable regulations before purchase.
Shipping & Return

SHIPPING & DELIVERY
Fast Processing & Reliable Transit

  • Processing: Orders are processed and shipped from the nearest available warehouse within 1 business day after payment.
  • Delivery: Estimated delivery time is approximately 3–4 business days after shipment.
  • Shipping - Free shipping on all orders within the contiguous 48 U.S. states.

RETURNS & EXCHANGES
30-Day Hassle-Free Policy

  • Return Window: We offer a 30-day return policy from the date of delivery.
  • Item Condition: Returned items should be unused, uninstalled, and in their original packaging when possible.
  • Return Process: To initiate a return or exchange, please contact our customer service team first to receive authorization and instructions.

WARRANTY
2-Year Limited Replacement Warranty

  • Duration: All products are backed by a 2-year limited warranty.
  • Coverage: This warranty covers manufacturing defects and product failures under normal use, and provides a replacement for qualified cases (repairs are not performed).

CUSTOMER SUPPORT
We’re Here to Help – Contact Us First

  • Priority Contact: For any order-related issues—including returns, warranty claims, or general inquiries—please contact us first before taking further action. We are committed to resolving your concern promptly.
  • Feedback Notice: If you are unsatisfied, we kindly ask that you allow us an opportunity to address the issue before leaving neutral or negative feedback.
  • Email Support: You can reach us at support@XKVracing.com.

What Is a DPF and Why Is It Used?

A Diesel Particulate Filter (DPF) is part of the emissions system found on many modern diesel vehicles. Its job is to capture soot and particulate matter from the exhaust before it exits the vehicle.

Depending on driving habits, operating conditions, and mileage, a DPF system can gradually become restricted as soot accumulates. Over time, this may affect how the vehicle operates and how often maintenance is required.

Common signs associated with DPF-related restrictions can include:

Frequent regeneration cycles

Warning lights or reduced performance modes

Increased exhaust back pressure over time

Maintenance or replacement considerations on high-mileage vehicles

About DPF Replacement Components

DPF-related exhaust components are typically intended for specific use cases such as off-road applications, racing vehicles, export markets, or as part of a complete emissions system service or replacement process.

These components are designed to work with compatible exhaust configurations and should only be installed and used in compliance with applicable local, state, and federal regulations.

Who Should Consider This Type of Product?

Off-road or competition vehicle owners

Vehicles used in controlled environments

Export or non-U.S. applications

Customers performing emissions system service or replacement

FAST SHIPPING

Ships within 1 business day after payment
3–4 business day delivery

Secure and reliable Checkout

Secure checkout with major payment options

LOCAL WAREHOUSE

Orders ship from U.S. warehouses when available

Easy Returns and Exchanges

30-day returns for eligible unused items

Parts Warranty

Warranty support for qualified manufacturing defects

Important Notice

Products in this category are intended for off-road, racing, or closed-course use where emissions laws apply. They are not represented as street legal, emissions-compliant, CARB-compliant, or legal for use on public roads unless explicitly stated.

DPF delete, CAT delete, race pipe, or related diesel exhaust products may remove, replace, disable, or alter emissions-related components, including but not limited to DPF, catalytic converter, SCR, DOC, EGR, sensors, or related factory systems. Compatible tuning, calibration, or supporting modifications may be required to avoid engine codes, limp mode, regeneration issues, or drivability problems.

Professional installation is recommended. Buyers are responsible for verifying vehicle compatibility, local regulations, emissions requirements, sensor configuration, exhaust layout, and any required tuning or supporting modifications before purchase and installation.

Performance gains, sound changes, airflow changes, temperature changes, fuel economy changes, reliability results, fitment, and drivability results may vary. No specific performance gains, fuel economy improvements, or long-term reliability results are guaranteed.

DPF Delete & Race Pipe FAQs

What is a DPF delete pipe? +

A DPF delete pipe is an exhaust component designed to replace or bypass the factory Diesel Particulate Filter section on compatible diesel vehicles. Product design and included components vary by SKU, vehicle platform, exhaust layout, and emissions configuration.

What is the difference between a DPF delete pipe and a CAT delete race pipe? +

A DPF delete pipe relates to the Diesel Particulate Filter section, while a CAT delete or race pipe may relate to the catalytic converter section or a combined emissions-related exhaust section. Some products replace multiple factory components. Always check the product title, fitment table, package list, and installation notes before ordering.

Do DPF delete products require tuning? +

Compatible tuning or calibration is typically required when the DPF, catalytic converter, sensors, or related emissions components are removed, replaced, disabled, or altered. Without the required supporting calibration, the vehicle may trigger warning lights, engine codes, limp mode, regeneration issues, or drivability problems.

Are DPF delete pipes street legal? +

DPF delete, CAT delete, and race pipe products may alter or disable factory emissions-related equipment and are generally intended for off-road, racing, or closed-course use where emissions laws apply. They are not represented as street legal, emissions-compliant, CARB-compliant, or legal for public road use unless explicitly stated. Buyers should check applicable regulations before purchase and installation.

Will a DPF delete increase horsepower or torque? +

Horsepower, torque, throttle response, towing performance, and exhaust gas temperature results are not guaranteed. Results vary by vehicle condition, tuning, installation quality, fuel, turbo setup, exhaust configuration, supporting modifications, and use case.

Will a DPF delete improve fuel economy? +

Fuel economy changes are not guaranteed. Any change depends on tuning, driving style, load, gearing, vehicle condition, tire size, exhaust configuration, and supporting modifications. No specific MPG improvement is promised.

Will a DPF delete trigger a check engine light? +

It may. Removing, replacing, disabling, or altering DPF, CAT, SCR, DOC, sensor, or regeneration-related components can trigger warning lights, engine codes, limp mode, or drivability issues without compatible tuning or calibration. Always verify the required supporting calibration before installation.

Is a DPF delete the same as an EGR delete? +

No. A DPF delete relates to the Diesel Particulate Filter section of the exhaust system, while an EGR delete relates to the Exhaust Gas Recirculation system. Some vehicle builds may involve multiple emissions-related components, but each product should be verified by its own fitment, package list, and tuning requirements.

Can I install a DPF delete pipe myself? +

Installation difficulty varies by vehicle and exhaust layout. DPF-related exhaust products may involve rusted hardware, heavy exhaust sections, sensors, clamps, flanges, tight underbody clearance, and required tuning or calibration. Professional installation is recommended.

Does every DPF delete kit include the same parts? +

No. Package contents vary by vehicle and SKU. Some products may include a single race pipe, while others may include clamps, hangers, adapters, sensor provisions, gaskets, or related hardware. Always check the product photos, package list, and fitment notes before ordering.

What should I verify before buying a DPF delete or race pipe? +

Verify your year, make, model, engine, emissions configuration, exhaust layout, pipe diameter, cab and bed configuration, sensor setup, tuning or calibration requirements, included components, and applicable regulations before purchase.