Flowmaster Flow FX Cat-Back Exhaust System

2025–2026 Ram 1500 3.0L Standard and High Output

718198

Overview:

The Flowmaster Flow FX Cat-Back Exhaust System is engineered specifically for the 2025 and 2026 Ram 1500 equipped with the 3.0-liter Standard and High Output engines. Designed to enhance both performance and sound, this true dual exhaust system offers Ram owners a way to personalize their truck’s exhaust note while unlocking additional power potential. Whether you drive a 2-wheel or 4-wheel drive model, this system delivers a durable, high-quality upgrade that complements your truck’s capabilities and style.

Ideal for enthusiasts seeking improved throttle response, a deeper exhaust tone, and increased horsepower, the Flow FX Cat-Back system transforms the factory exhaust into a true dual setup on Standard Output models, matching the performance orientation of High Output and RHO variants. This upgrade not only enhances your truck’s presence but also supports future engine modifications with a more efficient exhaust flow.

Key Features:

Flowmaster’s Flow FX Cat-Back Exhaust System incorporates advanced design elements to maximize performance and sound quality. Key features include:

• Constructed from durable 409 stainless steel for long-lasting corrosion resistance and strength
• Dual 3.00-inch mandrel-bent inlet pipes feeding into a custom-tuned FlowFX series “straight through” muffler
• Exclusive Scavenger X-Pipe featuring Flowmaster’s patented D-Port technology to optimize exhaust pulse velocity
• Dual 3.0-inch mandrel-bent tailpipes exiting through factory bumper cutouts for a clean, factory-fit appearance
• 4.5-inch black ceramic coated exhaust tips for a sleek, aggressive look
• Tuned resonators integrated into the tailpipe assemblies to reduce cabin drone and maintain driving comfort
• True dual exhaust conversion on Standard Output models for enhanced performance and sound
• Compatible with both 2WD and 4WD Ram 1500 models equipped with 3.0L engines
• Utilizes all factory hanger locations and connections for a straightforward installation

Construction & Design:

The Flow FX Cat-Back system is expertly crafted from 409 stainless steel, chosen for its excellent resistance to rust and heat, ensuring years of reliable service even under demanding conditions. The mandrel-bent tubing maintains consistent diameter throughout bends, preventing flow restrictions and preserving exhaust velocity. The custom-tuned FlowFX muffler employs a “straight through” design that balances sound attenuation with performance gains, while the Scavenger X-Pipe with D-Port technology enhances exhaust scavenging for improved engine efficiency.

The system’s black ceramic coated tips not only provide a distinctive, aggressive finish but also offer additional protection against corrosion and discoloration from heat. Every component is precision-engineered to fit seamlessly with the Ram 1500’s factory exhaust layout, maintaining a clean, OEM-quality appearance.

Performance & Sound

Flowmaster’s Flow FX Cat-Back Exhaust System delivers measurable performance improvements, with maximum dyno gains of up to 26 horsepower and 23 lb-ft of torque at the rear wheels on High Output models. The system’s design enhances exhaust flow and reduces backpressure, resulting in improved throttle response and overall engine efficiency.

Acoustically, the system produces a deep, aggressive exhaust tone that is unmistakably Flowmaster. The inclusion of tuned resonators ensures that the sound remains refined and comfortable inside the cab, minimizing drone during cruising while still providing an exhilarating exhaust note under acceleration.

Installation & Fitment:

This cat-back exhaust system is designed for a direct bolt-on installation using all factory hanger locations and connections, making it a straightforward upgrade for experienced DIYers or professional installers. No cutting or welding is required, and the system fits both 2-wheel and 4-wheel drive 2025–2026 Ram 1500 trucks with the 3.0L Standard or High Output engines. Installation instructions and all necessary hardware are included to ensure a smooth setup process.

What's Included:

• Dual 3.00-inch mandrel-bent inlet pipes
• FlowFX series 409 stainless steel “straight through” muffler
• Flowmaster Scavenger X-Pipe with D-Port technology
• Dual 3.0-inch mandrel-bent tailpipes with tuned resonators
• 4.5-inch black ceramic coated exhaust tips
• All required mounting hardware and clamps
• Detailed installation instructions

Ideal For:

The Flowmaster Flow FX Cat-Back Exhaust System is perfect for Ram 1500 owners who want to enhance their truck’s performance and sound without sacrificing daily drivability. It suits enthusiasts looking for a durable, high-quality exhaust upgrade that supports future engine modifications and provides a distinctive, aggressive exhaust note. Whether you use your Ram for work, weekend adventures, or spirited driving, this system delivers a balanced combination of power, style, and comfort.

Flowmaster is an iconic exhaust brand famous for signature exhaust tone and performance mufflers, as well as complete axle-back and cat-back systems. Built for muscle cars, trucks, and performance builds, Flowmaster systems are designed to improve flow and deliver the sound character enthusiasts chase.