636Z-31B Cat Exhaust Up 2-INTO-1

( Brand: D-d ), ( Items Included: Full System ), ( Color: Black ), ( Placement On Vehicle: Front ), ( Type: Complete Exhaust System ), ( Features: 2-into-1 ), ( Manufacturer Part Number: 636Z-31B ), ( Machine Type: Street Motorcycle ), ( Universal Fitment: No ), ( Performance Part: Yes )

Review D 636z-31bd Cat Black 2-into-1 Exhaust Up fits BOB SOFTAIL M8 2017

Introducing the 636z-31B Bob-Cat 2-into-1 exhaust system, an exceptional upgrade for your 2017 and up Harley-Davidson Softail M8 models. This exhaust system, manufactured by renowned aftermarket exhaust specialist, Bob-Cat, is designed to enhance the performance and aesthetic appeal of your motorcycle.

The 636z-31B exhaust system is a 2-into-1 design, meaning that the exhaust gases from each cylinder are combined into a single exhaust pipe before exiting the muffler. This design not only reduces the overall length of the exhaust system but also improves the flow of exhaust gases, resulting in increased power and torque.

The exhaust system is made of high-quality stainless steel, ensuring durability and resistance to corrosion. The polished finish adds a touch of elegance to your Softail, making it stand out from the crowd. The exhaust tips, also made of stainless steel, are a sleek 4-inch round design, adding to the aggressive look of your bike.

The Bob-Cat 636z-31B exhaust system is designed to fit seamlessly with your Harley-Davidson Softail M8 models from 2017 and up. It comes with all necessary hardware for installation, including new OEM-style clamps and gaskets. The installation process is straightforward and can be done in a few hours with basic hand tools.

The Bob-Cat 636z-31B exhaust system not only enhances the performance and appearance of your Softail but also provides a more pleasing exhaust note. The muffler design allows for a deep, rumbling sound that is sure to turn heads.

In conclusion, the Bob-Cat 636z-31B exhaust system is an excellent investment for any Harley-Davidson Softail M8 owner looking to improve the performance, aesthetics, and sound of their bike. With its high-quality stainless steel construction, sleek design, and straightforward installation process, this exhaust system is a must-have for any serious motorcycle enthusiast.

Buying a Bobcat 636Z-31B 2-into-1 exhaust for a 2017 and up Harley-Davidson Softail motorcycle can have several advantages and disadvantages. Here's a brief analysis of each:

1. Improved Performance: A new exhaust system can help increase horsepower and torque by allowing better exhaust flow. This can result in improved acceleration and overall riding experience.

2. Enhanced Sound: The new exhaust system can provide a more pleasing exhaust note, which is often a desired feature for many Harley-Davidson riders.

3. Aesthetic Appeal: The new exhaust system can enhance the visual appeal of the motorcycle by adding a sleek and modern look to the bike.

4. Durability: A new exhaust system can offer better durability compared to the stock exhaust, reducing the likelihood of exhaust leaks or failure.

1. Cost: A new exhaust system can be a significant investment, especially for those on a budget.

2. Installation Complexity: Installing a new exhaust system can be a complex and time-consuming process, requiring specialized tools and knowledge.

3. Loudness: Depending on the design of the exhaust system, it may be louder than the stock exhaust, which could potentially lead to noise complaints or noise ordinance violations.

In conclusion, a Bobcat 636Z-31B 2-into-1 exhaust for a 2017 and up Harley-Davidson Softail motorcycle can offer several advantages, including improved performance, enhanced sound, aesthetic appeal, and durability. However, it also comes with some disadvantages, such as cost, installation complexity, and potential loudness.

If you're considering purchasing a new exhaust system for your Harley-Davidson Softail, it's essential to weigh the advantages and disadvantages carefully and consider your budget, time, and riding preferences. If you're looking for a significant performance boost and a pleasing exhaust note, a new exhaust system could be a worthwhile investment. However, if you're on a tight budget or prefer a quieter ride, it may be worth considering other options, such as maintenance or upgrades to other parts of the bike. Ultimately, the decision is yours, and I hope this analysis helps you make an informed choice.

Details:

Because of this, you get a strong torque curve and powerful tone without sacrificing ride ability. It does not fit Breakout or Fat Boy. The 636Z-31B Bob Cat features a stepped header design 1 3/4 to 1 7/8 For example, you get heat shields, exhaust gaskets, mounting hardware, and baffles.

I am sorry if shipping appears expensive, these are the carrier rates. It delivers strong low-end torque and a deep, aggressive sound. As a result, exhaust flow improves and throttle response feels quicker. In addition, the 2 1/4 collector allows muffler to slide securely onto header.

Please look closely at pictures and decide condition fitment for yourself. Heritage Classic. Each system comes ready to install. Most importantly, its designed to wake up your M8.

The shipping charges shown cover cost of only.D Bob Cat Black 2-Into-1 Exhaust 2017 Up M8 Softail 636Z-31B:: New, Part # 636Z-31B - Softail, The is built specifically for 2018 newer Milwaukee-Eight model's. So, you can easily run an auto-tune module like Thunder Max.

part #: 636z31b prices

• $237.99-$1100.00

specifications exhausterupt:

• for models: M8, Bob, Softail
• for years: 2017
• brand: D-d
• items included: Full System
• color: Black
• placement on vehicle: Front
• type: Complete Exhaust System
• features: 2-into-1
• manufacturer part number: 636Z-31B
• machine type: Street Motorcycle
• universal fitment: No
• performance part: Yes

offer exhausterupt:

• sold: 0
• quantity: 1
• options: Ship-to-home
• availability: In Stock
• started: March 26, 2026

shipping exhausterupt:

• type: Calculated
• transit: 4-9 Days
• cost: $103.30
• carrier: USPS, UPS
• class: Standard, Expedited
• service: USPS Ground Advantage, USPS Priority Mail, UPS Ground, UPS 2nd Day Air

seller exhausterupt:

• rating: 100.0%
• # reviews: 1187
• city: Washburn, Illinois

payments exhausterupt:

• other
• credit card: Discover
• wallet: Paypal

returns exhausterupt:

• policy: Returns Accepted
• time: 30 Days
• paid by: Seller

general exhausterupt:

• Motorcycle Scooter Parts Accessories > Exhaust Emission Systems > Exhaust System Kits
• condition: New

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