aFe Rebel Series Cat-Back Exhaust

2014–2018 RAM 2500 / 3500 6.4L 392 HEMI

Part #: 49-42057-P

Overview

The aFe Rebel Series 3.5" 409 SS Cat-Back Exhaust with polished tips is engineered specifically for the 2014–2018 RAM 2500 and 3500 models equipped with the powerful 6.4L 392 HEMI V8 engine. Designed for truck enthusiasts seeking a unique combination of aggressive styling, enhanced performance, and a commanding exhaust note, this dual middle-side exit system delivers a distinctive presence both visually and audibly. The Rebel Series exhaust system not only upgrades your RAM’s sound but also improves exhaust flow to maximize horsepower and torque gains.

Ideal for drivers who want a bolt-on upgrade that stands out from traditional rear-exit exhausts, this system routes dual polished stainless steel tips just ahead of the rear passenger-side tire, creating a custom, aggressive look that complements the rugged nature of the RAM 2500/3500.

Key Features

The aFe Rebel Series Cat-Back Exhaust combines high-quality materials and thoughtful engineering to deliver superior performance and style. Key features include:

• Dual 4" diameter polished 304 stainless steel tips with laser-etched aFe POWER logos for a premium, aggressive appearance
• 3.5" mandrel-bent 409 stainless steel tubing for maximum exhaust flow and durability
• Free-flowing stainless steel muffler designed to absorb high-pitched tones, producing a deep, powerful exhaust sound
• Dual middle-side exit design that routes exhaust in front of the rear passenger tire for a unique custom look
• OE-style bayonet hangers for stable pipe positioning and vibration resistance under high-heat conditions
• High-quality band clamps providing a 360-degree leak-free seal
• Complete hardware and clamps included for a hassle-free, no-cut installation
• True bolt-on system utilizing factory mounting points for easy installation

Construction & Design

The Rebel Series exhaust system is crafted from premium-grade 409 stainless steel tubing, MIG-welded and mandrel bent to ensure smooth, unrestricted exhaust flow. The dual polished tips are made from durable 304 stainless steel, offering corrosion resistance and a mirror-like finish that maintains its shine over time. The laser-etched aFe POWER logos on the tips add a subtle yet distinctive branding touch. The system’s design emphasizes both longevity and performance, engineered to withstand the rigors of heavy-duty use while enhancing your RAM’s aggressive styling.

Performance & Sound

This cat-back exhaust system is engineered to optimize exhaust flow, reducing backpressure and unlocking additional horsepower and torque from the 6.4L 392 HEMI engine. The free-flowing muffler balances sound attenuation with performance, absorbing high-pitched frequencies to produce a deep, throaty exhaust note that commands attention without excessive drone. The result is a powerful, aggressive exhaust tone that enhances the driving experience while maintaining daily drivability.

Installation & Fitment

The aFe Rebel Series Cat-Back Exhaust is designed for a direct bolt-on installation on 2014–2018 RAM 2500 and 3500 trucks with the 6.4L 392 HEMI engine. Utilizing factory mounting locations and OE-style bayonet hangers, this system installs quickly and securely without the need for cutting or modifications. Included hardware and clamps ensure a leak-free fit, making the upgrade straightforward for professional installers and experienced enthusiasts alike.

What's Included

• 3.5" 409 stainless steel mandrel-bent exhaust tubing
• Dual 4" polished 304 stainless steel clamp-on exhaust tips with laser-etched aFe POWER logos
• Free-flowing stainless steel muffler
• High-quality band clamps for leak-free sealing
• OE-style bayonet hangers and mounting hardware
• Installation instructions

Ideal For

This exhaust system is perfect for RAM 2500 and 3500 owners who want to enhance their truck’s performance and sound while adding a unique, aggressive styling element. It suits enthusiasts looking for a durable, high-quality cat-back exhaust that delivers improved horsepower and torque without sacrificing daily drivability or requiring complex installation. Whether for towing, hauling, or spirited driving, the aFe Rebel Series exhaust provides a confident upgrade for the 6.4L 392 HEMI-powered RAM.

aFe Momentum GT Cold Air Intake

2014–2018 Ram 2500 6.4L 392

Part #: 54-72103

Overview

The aFe Momentum GT Cold Air Intake is engineered specifically for the 2014–2018 Ram 2500 equipped with the 6.4L HEMI engine. Designed to enhance engine performance and efficiency, this intake system delivers increased horsepower and torque while maintaining a reliable, factory-like fitment. Ideal for truck enthusiasts and professionals seeking improved throttle response and engine sound, the Momentum GT offers a durable, easy-to-install upgrade that optimizes airflow and keeps intake air temperatures low for maximum power gains.

With a focus on quality and performance, this intake system replaces the restrictive factory airbox and intake tube with a precision-engineered solution that improves engine breathing and overall driving experience without requiring modifications to your vehicle.

Key Features

The aFe Momentum GT Cold Air Intake combines advanced design and premium materials to deliver superior performance and durability. Key features include:

• Up to +16 horsepower and +18 lb-ft of torque gains for enhanced engine output
• Outflows the factory intake by up to 24%, improving engine breathing and efficiency
• One-piece roto-molded sealed housing constructed from heat-resistant black cross-linked polyethylene
• Built-in clear sight window for quick and easy filter inspection without disassembly
• CAD-designed, dyno-tuned roto-molded intake tube with integrated resonance chamber for optimized airflow and sound tuning
• Pre-installed billet aluminum crankcase fitting and injection-molded temperature sensor mount for hassle-free installation
• Unique patent-pending filter-to-housing interface allowing use of a larger filter for increased volume and easier installation
• No cutting or drilling required; installs directly to factory mounting points

Filter Options

This intake system is available with two high-performance filter options to suit different driving conditions and preferences:

• Pro DRY S: An oil-free, 3-layer synthetic media filter designed for dry or dusty environments. It offers excellent filtration, easy maintenance, and convenience without the need for oiling.
• Pro 5R: A pre-oiled, 5-layer cotton gauze filter engineered for maximum airflow and performance. Ideal for aggressive driving and horsepower demands, it provides superior filtration and reusable design.

Construction & Design

The Momentum GT intake features a one-piece, roto-molded housing made from heat-resistant black cross-linked polyethylene, ensuring durability and resistance to heat soak. This design minimizes component count and seals tightly to maintain the coldest possible air charge. The intake tube is also roto-molded from durable plastic and includes a built-in resonance chamber to optimize airflow dynamics and enhance intake sound quality.

Attention to detail is evident with the inclusion of a billet aluminum crankcase fitting and an injection-molded temperature sensor mount, both pre-installed to simplify the installation process and ensure a precise fit.

Performance & Sound

The aFe Momentum GT Cold Air Intake significantly improves engine breathing by increasing airflow up to 24% over the factory system. This results in measurable horsepower and torque gains, enhancing acceleration and overall engine responsiveness. The integrated resonance chamber in the intake tube also refines the induction sound, providing a deeper, more aggressive intake note without excessive drone.

Installation & Fitment

Installation of the Momentum GT Cold Air Intake is straightforward and designed to fit directly onto factory mounting points without the need for cutting, drilling, or modifications. The system’s unique filter-to-housing interface allows for a larger filter volume, making installation easier and more efficient. Clear instructions and pre-installed components reduce installation time, making it accessible for both professional installers and experienced enthusiasts.

What's Included

• One-piece roto-molded air intake housing
• Roto-molded dyno-tuned intake tube with resonance chamber
• High-performance air filter (Pro DRY S or Pro 5R depending on selection)
• Billet aluminum crankcase fitting (pre-installed)
• Injection-molded temperature sensor mount (pre-installed)
• All necessary mounting hardware and clamps
• Installation instructions

Ideal For

The aFe Momentum GT Cold Air Intake is ideal for Ram 2500 owners with the 6.4L HEMI engine who want to improve their truck’s power, throttle response, and engine sound without sacrificing reliability or requiring complex installation. It suits daily drivers, towing enthusiasts, and performance seekers looking for a durable, high-quality intake upgrade that delivers consistent results in a variety of driving conditions.

aFe 90MM Throttle Body

2013–2023 Chrysler 300 / Dodge Challenger 5.7L Hemi & 6.4L 392

Part #: 46-39107

Overview

The aFe 90MM Throttle Body Kit is a high-performance upgrade designed specifically for 2013 to 2023 Chrysler 300 and Dodge Challenger models equipped with the 5.7L Hemi or 6.4L 392 engines. This throttle body replaces the factory 80mm unit with a larger 90mm bore, allowing for increased airflow into the engine. The result is improved throttle response and enhanced horsepower potential, especially when combined with other performance modifications.

Engineered for enthusiasts seeking a reliable, bolt-on solution, this throttle body kit requires no tuning and features plug-and-play electronics for a seamless upgrade. It is an ideal choice for those looking to maximize their vehicle’s performance without complicated installation or calibration.

Key Features

This aFe throttle body kit offers several advanced features that contribute to its performance and ease of use:

• 90mm bore diameter for increased airflow compared to the stock 80mm throttle body
• No tuning required—plug-and-play electronics ensure hassle-free integration
• Billet aluminum adapter crafted from 6061-T6 for strength and lightweight durability
• Direct bolt-on design using factory mounting points for simple installation
• Includes gasket and all necessary hardware for a complete installation
• Serrated and swirl design in the adapter promotes intake turbulence for improved combustion efficiency
• Compatible with 2013–2023 Chrysler 300 and Dodge Challenger 5.7L Hemi and 6.4L 392 engines
• Recommended for use with aFe cold air intake systems to maximize performance gains

Construction & Design

The throttle body adapter is precision-machined from premium 6061-T6 billet aluminum, known for its excellent strength-to-weight ratio and corrosion resistance. This high-quality material ensures durability under demanding engine conditions while maintaining a lightweight profile. The adapter’s serrated and swirl combination design enhances air intake dynamics by creating turbulence that helps atomize fuel more effectively, leading to a more complete combustion cycle. This engineering detail contributes to increased horsepower, torque, and throttle responsiveness.

Performance & Sound

By increasing the throttle body bore size from 80mm to 90mm, this aFe throttle body significantly improves airflow into the engine. This upgrade enhances throttle response, allowing the engine to react more quickly to driver input. While the primary focus is on performance gains, users may also notice a subtle improvement in engine sound due to the increased air volume moving through the intake system. Performance improvements become more pronounced when paired with other modifications such as cold air intakes and exhaust upgrades.

Installation & Fitment

The aFe 90MM Throttle Body Kit is designed for a direct bolt-on installation using all factory mounting locations, ensuring a secure and stable fit. Installation is straightforward and does not require any tuning or complex adjustments, thanks to the plug-and-play electronic throttle control compatibility. This kit is compatible with 2013 through 2023 Chrysler 300 and Dodge Challenger models equipped with the 5.7L Hemi or 6.4L 392 engines. It is important to note that this throttle body will not fit 2005–2012 models due to a different throttle position sensor (TPS) connector.

For optimal performance, it is recommended to install this throttle body in conjunction with an aFe cold air intake system.

What's Included

• 90mm throttle body
• 6061-T6 billet aluminum adapter
• Gasket
• All necessary mounting hardware

Ideal For

This throttle body kit is ideal for performance enthusiasts and daily drivers who want to enhance their Chrysler 300 or Dodge Challenger’s throttle response and horsepower without the need for custom tuning. It suits those upgrading their intake systems or building a more aggressive performance setup, providing a reliable and easy-to-install solution that complements other bolt-on modifications.

Emissions Note

This product is not currently CARB exempt and is not legal for sale or use on any California-registered vehicles or in states that enforce California emissions standards.