Flowmaster Super 40 Series Chambered Muffler

2014–2015 Ram 2500 / Ram 3500

853548

Overview:

The Flowmaster Super 40 Series Chambered Muffler is engineered to deliver a perfect balance of aggressive sound and high-performance exhaust flow for your 2014–2015 Ram 2500 or 3500. Developed from Flowmaster’s renowned Top Ten race muffler lineup, the Super 40 is designed for enthusiasts who demand both street presence and track-ready performance. This muffler is ideal for forced induction and high horsepower applications, providing a deep, powerful tone without compromising on durability or drivability.

Whether you’re upgrading your truck for towing, hauling, or spirited driving, the Super 40 Series muffler enhances exhaust flow while reducing interior resonance, making it a versatile choice for daily drivers and performance builds alike.

Key Features:

Flowmaster’s Super 40 Series incorporates advanced technology and thoughtful design to maximize performance and sound quality. Key features include:

• Delta Flow® Technology: Innovative internal design that optimizes exhaust flow and reduces backpressure for improved horsepower and torque.
• Chambered Design: Provides a deep, aggressive exhaust note reminiscent of the original 40 Series but with enhanced sound control.
• Offset Inlet and Outlet: 3.50-inch offset inlet and outlet for easy installation and compatibility with factory exhaust systems.
• Large Case Profile: Accommodates high flow volumes, ideal for forced induction and high-performance engines.
• Street and Strip Ready: Developed from race-proven technology, suitable for both daily driving and competitive environments.
• Low Interior Resonance: Minimizes drone inside the cabin for a more comfortable driving experience.
• Stainless Steel Construction: Resists corrosion and extends muffler life under demanding conditions.

Construction & Design:

The Super 40 Series muffler is constructed from 16-gauge 409S stainless steel, ensuring excellent resistance to rust and corrosion. Fully MIG welded for superior strength and durability, this muffler is built to withstand the rigors of both street and off-road use. The chambered design combined with Flowmaster’s Delta Flow® technology creates an efficient exhaust path that enhances performance while delivering a signature aggressive sound.

The offset inlet and outlet design simplifies installation by aligning with factory exhaust piping, reducing the need for additional modifications. The larger case size accommodates increased exhaust volume, making it an ideal upgrade for trucks equipped with turbochargers or superchargers.

Performance & Sound

The Flowmaster Super 40 Series muffler produces a deep, throaty exhaust note that is both aggressive and refined. Its sound profile is inspired by the original 40 Series but benefits from reduced interior drone thanks to the Delta Flow® technology. This muffler enhances exhaust flow, which can contribute to improved throttle response and overall engine efficiency, especially on high horsepower and forced induction setups.

Installation & Fitment:

Designed specifically for the 2014–2015 Ram 2500 and Ram 3500 models, this muffler fits directly into the factory exhaust system with 3.50-inch offset inlet and outlet connections. Installation is straightforward and typically requires no additional modifications or custom fabrication. Professional installation is recommended to ensure optimal fit and performance.

What’s Included

• Flowmaster Super 40 Series Chambered Muffler (Model FM40SRS OFF/OFF 3.5)
• Installation hardware not included (recommended to use factory or aftermarket clamps and hangers)

Ideal For:

This muffler is perfect for Ram 2500 and 3500 owners seeking a durable, high-performance exhaust upgrade that delivers an aggressive sound without excessive cabin drone. It is especially suited for trucks with forced induction or high horsepower builds, as well as enthusiasts who want a race-inspired tone for street and strip use.

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.