REV9 CB-309A Flowmaxx Axle Exhaust Kit Steel Q50

( Brand: Rev9 ), ( Mounting Style: Clamp-on ), ( Type: Axle Back Exhaust ), ( Shape: Round Angle Cut ), ( Restricted States: California, New York ), ( Exit Type: Dual ), ( Manufacturer Warranty: 90 Day ), ( Fitment Type: Performance/custom ), ( Manufacturer Part Number: CB-309A ), ( Material: Stainless Steel ), ( Features: Double Wall Tip ), ( California Prop 65 Warning: Product Contains Nickle )

Review REV9 Flowmax Axle back Exhaust Kit Stainless Steel Q50

The CB-309A Flowmaxx Axle-Back Exhaust Kit in Rev9's steel finish is an exceptional upgrade for your Infiniti Q50, enhancing both its performance and appearance. This axle-back exhaust system is meticulously engineered to deliver a more powerful and resonant exhaust note while improving your vehicle's overall efficiency.

The Flowmaxx design philosophy focuses on maximizing the flow of exhaust gases, ensuring that every bit of power is extracted from your engine and sent to the rear wheels. By reducing backpressure, this system enables your engine to breathe more freely, resulting in increased horsepower and torque.

The Rev9 CB-309A Axle-Back Exhaust Kit is constructed from high-quality T304L stainless steel, which not only offers superior strength and durability but also ensures a long-lasting, rust-resistant finish. The system is designed to be a direct bolt-on replacement for your stock exhaust, making the installation process quick and straightforward.

One of the most notable features of this exhaust kit is its unique, aggressive exhaust note. The Flowmaxx design incorporates a straight-through, high-flow muffler that delivers a deep, resonant tone without being excessively loud. This exhaust system provides a perfect balance between performance and refinement, ensuring that your Infiniti Q50 sounds as good as it looks.

The Rev9 CB-309A Flowmaxx Axle-Back Exhaust Kit is a must-have for Infiniti Q50 enthusiasts who are seeking to enhance their vehicle's power and exhaust note while maintaining a sophisticated and refined appearance. With its unrivaled combination of performance and style, this exhaust system is guaranteed to elevate your driving experience.

The Rev9 CB-309A Flowmaxx Axle-Back Exhaust Kit for the Infiniti Q50 is a popular aftermarket exhaust option. Here are some potential pros and cons of purchasing this exhaust system:

1. Increased Power: One of the primary reasons people buy aftermarket exhausts is to increase power and improve performance. This exhaust system is designed to do just that by reducing backpressure and allowing for better exhaust flow.

2. Improved Sound: The Flowmaxx Axle-Back Exhaust Kit produces a more aggressive and deeper exhaust note. This can be a desirable feature for those looking to enhance the driving experience.

3. Durability: The steel construction of this exhaust system ensures durability and longevity. It is also resistant to corrosion and rust, which is a common issue with exhaust systems.

4. Easy Installation: This exhaust system is relatively easy to install, with most customers reporting that they were able to do it themselves in a few hours.

5. Improved Fuel Economy: Some customers have reported improved fuel economy after installing this exhaust system. This is due to the more efficient exhaust flow, which allows the engine to breathe better and use fuel more efficiently.

1. Cost: The Rev9 CB-309A Flowmaxx Axle-Back Exhaust Kit is more expensive than the stock exhaust system. This may be a deterrent for some buyers.

2. Loudness: While some people may find the increased exhaust note desirable, others may find it too loud for their liking. It is important to consider your personal preferences and the noise levels in your driving environment.

3. Drone: At higher RPMs, some customers have reported a drone or resonance from the exhaust system. This can be distracting and may not be desirable for some drivers.

The Rev9 CB-309A Flowmaxx Axle-Back Exhaust Kit for the Infiniti Q50 offers several benefits, including increased power, improved sound, durability, easy installation, and improved fuel economy. However, it also comes with some drawbacks, such as cost, loudness, and potential drone at higher RPMs. Ultimately, the decision to purchase this exhaust system depends on your personal preferences, driving style, and budget. If you are looking for a more aggressive exhaust note and increased performance, this exhaust system may be a worthwhile investment. However, if you prioritize a quieter driving experience and are on a tight budget, there may be other options to consider.

If you are considering purchasing the Rev9 CB-309A Flowmaxx Axle-Back Exhaust Kit for your Infiniti Q50, I would recommend doing your research and reading customer reviews to get a better understanding of the potential benefits and drawbacks. It is also important to consider your personal preferences and driving style, as well as your budget. If you are looking for a more aggressive exhaust note and increased performance, this exhaust system may be a worthwhile investment. However, if you prioritize a quieter driving experience or are on a tight budget, there may be other options to consider. Ultimately, the decision is yours to make, and I hope this information helps you make an informed choice.

part # cb309a prices

• $294.00-$740.00

specifications frazzlekits:

• brand: Rev9
• mounting style: Clamp-on
• type: Axle Back Exhaust
• shape: Round Angle Cut
• restricted states: California, New York
• exit type: Dual
• manufacturer warranty: 90 Day
• fitment type: Performance/custom
• manufacturer part number: CB-309A
• material: Stainless Steel
• features: Double Wall Tip
• california prop 65 warning: Product Contains Nickle

offer frazzlekits:

• availability: In Stock
• quantity: 1
• started: January 5, 2026
• options: Ship-to-home
• sold: 0

returns frazzlekits:

• policy: Returns Accepted
• paid by: Buyer
• time: 14 Days

shipping frazzlekits:

• cost: $257.81
• class: Standard
• service: USPS Ground Advantage
• carrier: USPS
• type: Calculated
• transit: 4-9 Days

payments frazzlekits:

• credit card: Discover
• wallet: Apple-pay
• other

general frazzlekits:

• Car Truck Parts Accessories > Exhaust Emission Systems > Exhaust System Kits
• condition: New

seller frazzlekits:

• # reviews: 170
• rating: 98.9%

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