BILLY BOAT CATBACK-BMWE39-M5 Exhaust Axleback

( Brand: Billy Boat ), ( Country Of Origin: Taiwan ), ( Mounting Style: Bolt-on ), ( Shape: Round Angle ), ( Items Included: Mounting Hardware ), ( Color: Silver ), ( Manufacturer Part Number: CATBACK-BMWE39-M5 ), ( Material: Stainless Steel ), ( Vintage Part: No ), ( Placement On Vehicle: Rear ), ( California Prop 65 Warning: Warning, Oils And Fluids, Battery Posts, Terminals And Related Accessories Which Contain Lead And Lead Compounds And Other Chemicals Known To The State Of California To Cause Cancer, Birth Defects And Other Reproductive Harm. These Chemicals Are Found In Vehicles, Vehicle Parts And Accessories, Both New And As Replacements. When Being Serviced, These Vehicles Generate Used Oil, Waste Fluids, Grease, Fumes And Particulates, All Known To The State Of California To Cause Cancer, Birth Defects, And Reproductive Harm ), ( Type: Axle Back Exhaust Kit ), ( Manufacturer Warranty: 1 Year ), ( Features: 100 Accuracy Of Fit, Double Wall Tip, Dual Exit ), ( Finish: Polished ), ( Performance Part: Yes )

Review BILLY BOAT Bmw Exhaust Axleback System Section fits E39 M5 1999–2003

Introducing the Billy Boat Cat-Back Exhaust System for BMW E39 M5 models from 1999 to 2003. This axle-back exhaust system is meticulously crafted to deliver an exceptional driving experience and a visually striking appearance for your BMW M5.

The core of this system is made from 304L stainless steel, ensuring superior durability and resistance to corrosion. Each component is expertly engineered to provide a perfect fit on your vehicle, ensuring a seamless installation process.

The design of this cat-back exhaust system focuses on enhancing the performance of your BMW M5. The system features high-flow catalytic converters, which improve the exhaust flow and reduce backpressure, allowing your engine to breathe better. This results in increased horsepower and torque, delivering a noticeable improvement in acceleration and overall performance.

The Billy Boat Cat-Back Exhaust System for BMW E39 M5 is also designed to provide an exhilarating exhaust note. The system's straight-through design and high-flow mufflers deliver a deep, resonant tone that is sure to be a head-turner. This exhaust note is not only pleasing to the ear but also adds a layer of refinement to the driving experience.

Installing this system is a breeze, thanks to its bolt-on design. The system comes with all necessary hardware, making it a straightforward process for most DIY enthusiasts. Additionally, the system is CARB-compliant, making it a great choice for those who live in emissions-controlled areas.

In summary, the Billy Boat Cat-Back Exhaust System for BMW E39 M5 is a high-performance, visually appealing upgrade for your vehicle. Made from premium stainless steel, this system not only enhances the performance of your BMW M5 but also delivers a pleasing exhaust note. Its bolt-on design and CARB-compliance make it a convenient and hassle-free upgrade.

The Billy Boat Cat-Back Exhaust for BMW E39 M5 (1999-2003) is a popular aftermarket exhaust option. This exhaust system replaces the rear sections of the stock exhaust and is known for its performance benefits and unique sound. Here are some pros and cons to help you make an informed decision:

1. Performance Gain: The Billy Boat Cat-Back Exhaust can provide a noticeable increase in power and torque, enhancing the overall driving experience.

2. Improved Exhaust Flow: By reducing the restricted areas in the exhaust system, the exhaust gases can flow more freely, improving engine efficiency.

3. Enhanced Sound: The exhaust system is known for its distinctive and aggressive sound that can be appreciated both inside and outside the vehicle.

4. Polished Finish: The high-quality polished finish of the exhaust system not only looks great but also helps to protect the exhaust from corrosion.

5. Fit and Finish: The Billy Boat Cat-Back Exhaust is designed specifically for the BMW E39 M5, ensuring a perfect fit and seamless integration with the vehicle.

1. Cost: The Billy Boat Cat-Back Exhaust is a more expensive aftermarket exhaust option compared to some other brands.

2. Loudness: Depending on individual preferences, the exhaust system can be quite loud, especially during acceleration.

3. Maintenance: The polished finish requires regular maintenance to keep it looking its best and protect it from corrosion.

4. Resonator: Some customers have reported that the included resonator may not effectively reduce the exhaust noise, making the exhaust even louder than desired.

The Billy Boat Cat-Back Exhaust for BMW E39 M5 is a high-performance exhaust system that offers significant power gains, improved exhaust flow, and a distinctive sound. However, it comes with a higher price tag and may be too loud for some individuals. If you are looking for a powerful and unique exhaust system for your BMW E39 M5 and are willing to pay the premium price, then the Billy Boat Cat-Back Exhaust is a great choice. On the other hand, if you prefer a quieter exhaust system or have a tighter budget, there may be other options available that better suit your needs. Ultimately, the decision comes down to personal preference and priorities.

If you are in the market for a high-performance exhaust system for your BMW E39 M5 and are willing to pay the premium price for the Billy Boat Cat-Back Exhaust's unique sound, power gains, and polished finish, then it is definitely a worthwhile investment. However, if you prefer a quieter exhaust or are looking for a more budget-friendly option, it may be worth considering other brands or models before making a decision.

part # catbackbmwe39m5 price

• $1300.00

specifications frazzlekits:

• for models: E39, M5
• for makes: Bmw
• for years: 1999-2003
• brand: Billy Boat
• country of origin: Taiwan
• mounting style: Bolt-on
• shape: Round Angle
• items included: Mounting Hardware
• color: Silver
• manufacturer part number: CATBACK-BMWE39-M5
• material: Stainless Steel
• vintage part: No
• placement on vehicle: Rear
• california prop 65 warning: Warning, Oils And Fluids, Battery Posts, Terminals And Related Accessories Which Contain Lead And Lead Compounds And Other Chemicals Known To The State Of California To Cause Cancer, Birth Defects And Other Reproductive Harm. These Chemicals Are Found In Vehicles, Vehicle Parts And Accessories, Both New And As Replacements. When Being Serviced, These Vehicles Generate Used Oil, Waste Fluids, Grease, Fumes And Particulates, All Known To The State Of California To Cause Cancer, Birth Defects, And Reproductive Harm
• type: Axle Back Exhaust Kit
• manufacturer warranty: 1 Year
• features: 100 Accuracy Of Fit, Double Wall Tip, Dual Exit
• finish: Polished
• performance part: Yes

offer frazzlekits:

• availability: In Stock
• sold: 0
• quantity: 1
• options: Ship-to-home
• started: May 30, 2026

payments frazzlekits:

• wallet: Paypal
• other
• credit card: Visa

returns frazzlekits:

• policy: No Returns

shipping frazzlekits:

• cost: $200.00
• service: FedEx Ground / FedEx Home Delivery
• type: Fixed
• carrier: FedEx
• transit: 4-9 Days
• class: Standard

seller frazzlekits:

• rating: 99.2%
• # reviews: 15068

general frazzlekits:

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

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