aFe Atlas 5" Aluminized Steel DPF-Back Exhaust

2019–2026 RAM 2500/3500 6.7L Crew Cab Long Bed

Part #: 49-02075-P

Overview

The aFe Atlas 5" Aluminized Steel DPF-Back Exhaust with Polished Tip is engineered specifically for the 2019 to 2026 RAM 2500 and 3500 models equipped with the 6.7L engine, Crew Cab configuration, and Long Bed (8' Box). Designed to replace the factory diesel particulate filter (DPF) back section, this exhaust system enhances exhaust flow while maintaining a direct bolt-on fitment. It is ideal for truck owners seeking improved durability, a refined appearance, and a hassle-free upgrade without compromising factory mounting points or requiring modifications.

Built with performance and longevity in mind, this exhaust system is perfect for enthusiasts and professionals who demand a reliable exhaust solution that complements the power and capability of their RAM diesel trucks.

Key Features

The aFe Atlas DPF-Back Exhaust combines robust construction with precision engineering to deliver a superior exhaust upgrade. Key features include:

• 5" mandrel-bent aluminized steel tubing for enhanced strength and corrosion resistance
• 7" diameter polished stainless steel clamp-on exhaust tip featuring a riveted aFe POWER logo plate for distinctive styling
• Direct bolt-on installation using factory-style hangers—no cutting or modifications required
• Computer-aided design (CAD) ensures high tolerance, custom factory fitment for seamless integration
• 100% MIG-welded joints for race-proven durability and structural integrity
• Specifically engineered to fit Crew Cab, Long Bed (8' Box) 169" wheelbase RAM 2500/3500 trucks from 2019 through 2026
• Manufactured in the USA at aFe POWER’s Corona, California facility

Construction & Design

This exhaust system is crafted from aluminized steel tubing with a 5" diameter, chosen for its excellent resistance to heat and corrosion, ensuring long-lasting performance in demanding environments. The mandrel-bent design maintains consistent diameter throughout bends, optimizing exhaust flow and reducing backpressure. The 7" polished stainless steel tip adds a premium finish that resists discoloration and corrosion while enhancing the truck’s rear appearance.

Advanced computer-aided design technology was employed to achieve precise fitment and alignment with factory mounting points, allowing for a seamless installation experience. The entire system is 100% MIG-welded, providing strong, clean welds that stand up to the rigors of heavy-duty use.

Installation & Fitment

The aFe Atlas DPF-Back Exhaust is engineered as a direct bolt-on replacement for the factory DPF-back section on 2019–2026 RAM 2500/3500 6.7L Crew Cab Long Bed models with a 169" wheelbase. Installation is straightforward and requires no cutting, welding, or modifications. The system utilizes factory-style hangers and clamps, ensuring a secure fit and maintaining factory exhaust routing. This design minimizes installation time and complexity, making it accessible for both professional installers and experienced DIY enthusiasts.

What's Included

• 5" aluminized steel DPF-back exhaust section
• 7" diameter polished stainless steel clamp-on exhaust tip with aFe POWER logo plate
• All necessary clamps and hardware for installation
• Factory-style hangers for direct bolt-on fitment

Ideal For

This exhaust system is ideal for RAM 2500 and 3500 owners who want to upgrade their factory exhaust for improved durability and style without sacrificing ease of installation. It suits those who operate Crew Cab Long Bed trucks for towing, hauling, or daily driving and desire a high-quality exhaust that complements their truck’s performance and appearance. Additionally, it appeals to diesel enthusiasts looking for a reliable, factory-compatible exhaust solution that maintains emissions compliance without requiring a CARB EO number.

Emissions Note

This product does not require a CARB Executive Order (EO) number, making it compliant with emissions regulations for the specified vehicle applications.

aFe POWER (Advanced FLOW Engineering) offers dyno-proven intake, filtration, and exhaust upgrades aimed at measurable performance gains. The brand’s lineup is geared toward enthusiasts looking for better airflow, improved sound, and durable materials—from cold air intakes to stainless exhaust systems for street and track applications.