DEF Delete Kit | Nissan Titan XD Cummins 5.0L | 2016-2018

2016-2018 Nissan Titan 5.0 Cummins DEF Delete Kit

The 2016, 2017, 2018 Nissan Titan 5.0 Cummins DEF delete kit is an All-in-One bundle designed specifically for Nissan Titan XD trucks equipped with the 5.0L Cummins diesel engine. The package combines the EZ Lynk Auto Agent 3 tuner, vehicle-specific tuning, and the selected DPF/DEF exhaust hardware in one complete off-road solution. It removes the restrictive factory particulate filter and aftertreatment components while electronically addressing the applicable EGR and emissions-control strategies through the tune.

Customers can choose an aluminized-steel delete pipe, T-304 stainless-steel delete pipe, complete 4-inch exhaust system, or complete 5-inch exhaust system. Each exhaust configuration is available with or without a muffler, allowing the truck to be configured around sound, airflow, and intended use. Once the correct tune is installed, normal DPF regeneration and DEF-related operation associated with the removed hardware are eliminated. The package also offers five power levels ranging from +20 HP to +120 HP to improve throttle response, torque delivery, and overall performance.

Why Choose This Kit

• Titan XD-Specific Solution - designed around the uncommon Nissan 5.0L Cummins diesel platform rather than a generic Cummins application.
• EZ Lynk Auto Agent 3 - provides cloud-connected custom tuning, vehicle data monitoring, diagnostics, and remote communication with the tuning shop.
• Five Power Levels - available calibrations range from +20 HP to +120 HP.
• Flexible Exhaust Options - choose between two delete pipe materials or complete 4″ and 5″ exhaust systems.
• Matched Hardware & Tuning - the tuner, tunes, exhaust components, and supporting parts work together as one coordinated system.

Vehicle Compatibility

This product is not designed for gasoline-powered Titan models or vehicles equipped with other Cummins engines.

Kit Components

• EZ Lynk Auto Agent 3 Tuner - connects through the vehicle’s OBD-II port and links the truck to the EZ Lynk tuning platform. It provides access to custom tunes, vehicle data, diagnostics, and remote technician communication.
  • Vehicle-Specific Custom Tunes - recalibrate the ECU for the modified DPF/DEF configuration and provide the selected performance level. Five available levels allow the truck to be tuned from +20 HP to +120 HP.
• Exhaust Options
  • Aluminized-Steel Delete Pipe - replaces the applicable factory CAT/DPF section while retaining the remaining exhaust system. It offers a practical lower-cost option for a straightforward removal setup.
  • T-304 Stainless-Steel Delete Pipe - performs the same replacement function using corrosion-resistant stainless-steel construction for increased durability.
  • 4″ Exhaust System - provides a complete larger-diameter exhaust route with improved airflow and a more performance-focused exhaust note.
  • 5″ Exhaust System - offers the largest available exhaust configuration for customers looking for maximum pipe diameter and a deeper exhaust tone.
  • Optional Muffler - can be added to any selected exhaust configuration to reduce exhaust volume and cabin drone. The No Muffler option provides a straighter exhaust path and a more aggressive sound.
• EGR Electronic Delete - this 5.0L Cummins bundle does not include a separate physical EGR delete kit. Exhaust-gas recirculation operation and the related control logic are addressed electronically through the supplied tune.
• Clamps & Installation Hardware - includes the required hardware to connect and secure the selected exhaust components.
• Instructions & Remote Support - cover EZ Lynk registration, vehicle linking, tune delivery, programming, and the basic mechanical installation sequence.

Tuning & Performance

The Nissan Titan 5.0 Cummins DEF delete kit combines mechanical removal with vehicle-specific ECU tuning. The exhaust components remove the restrictive CAT/DPF and DEF-related aftertreatment hardware, while the custom tune changes the ECU logic associated with particulate-filter monitoring, regeneration, DEF operation, and supported EGR functions.

The EZ Lynk Auto Agent 3 communicates through the OBD-II port and allows vehicle data to be shared with the tuning shop. The appropriate tune can then be delivered remotely and loaded through the device without a separate ECM unlock service.

Available Power Levels

The DEF delete for Nissan Titan XD can eliminate normal regeneration cycles, reduce exhaust restriction, and provide quicker throttle response and stronger torque delivery. Freer airflow may also help the engine operate without the restriction created by the factory particulate filter.

Higher-power tunes place additional load on the engine, transmission, turbocharger, and fuel system. Actual boost response, fuel economy, efficiency, and horsepower depend on vehicle condition, modifications, load, fuel quality, and driving style.

Installation

The 2016-2018 Nissan Titan DEF delete kit requires mechanical exhaust work and electronic programming. Installation is easier when the vehicle is on a lift, although an experienced owner can complete the job using properly rated jack stands and appropriate tools.

Typical requirements include:

• Metric sockets and wrenches
• Ratchets and extensions
• Penetrating lubricant
• Exhaust removal tools
• Vehicle lift or heavy-duty jack stands
• Compatible smartphone or tablet
• Internet access for EZ Lynk
• Stable battery charger
• Appropriate safety equipment

The typical installation process is:

1. Connect and register the EZ Lynk Auto Agent 3.
2. Link the vehicle to the tuning shop.
3. Submit the requested vehicle information and modifications.
4. Receive the appropriate custom tune.
5. Remove the factory CAT/DPF exhaust section.
6. Install the selected delete pipe, 4″ system, or 5″ system.
7. Load the supplied tune through EZ Lynk.
8. Verify engine operation and review vehicle data.

Professional installation is recommended for owners who are not comfortable with diesel exhaust work or ECU programming.

Ordering Information

Before ordering, select one of the four exhaust configurations:

• Aluminized-Steel Delete Pipe
• T-304 Stainless-Steel Delete Pipe
• 4″ Exhaust System
• 5″ Exhaust System

Then choose:

• No Muffler
• With Muffler

EZ Lynk tuners and tuning-related orders generally require approximately 3–4 business days for processing. Delete pipes and exhaust systems typically ship within approximately 5–6 business days. Electronic and mechanical components may arrive separately because they can be fulfilled from different locations.

Technical support is available Monday through Friday, 9:00 AM–4:00 PM PST for product selection, tune setup, programming, and installation questions.

Custom tune files, activated devices, and other vehicle-specific products may become non-returnable once processing begins. Eligible unused hardware requires prior return authorization and must meet the applicable return conditions.

This product is intended only for lawful off-road, racing, or competition applications. The customer is responsible for complying with applicable emissions regulations.