1. Motorcycle Silencers, Mufflers & Baffles For Sale
  2. sku: 15418700738641602
  3. RADIANT CYCLES GP2031B

RADIANT CYCLES GP2031B Shorty Gp Exhaust Fxbb 107 114

fits model: Street, Bob. make: Harley, Davidson. year: 2018–2024.

Gp2031b Radiant Cycles Shorty Gp Exhaust 18-24 Harley Davidson Street Bob Fxbb 107 114

( Brand: Radiant Cycles ), ( Manufacturer Part Number: GP2031B ), ( Mounting Style: Slip-on ), ( Color: Black ), ( Material: Steel ), ( Item Length: 9in. ), ( Placement On Vehicle: Exhaust ), ( Type: Muffler ), ( Manufacturer Warranty: 60 Day ), ( Features: Easy To Replace ), ( Country Of Origin: United States ), ( Finish: Powder Coated ), ( Sound Level: Aggressive )

Review RADIANT CYCLES Shorty Gp Exhaust Harley Davidson Fxbb 107 114 fits STREET BOB 2018–2024

The **Radiant GP2031B Shorty GP Exhaust** is a meticulously engineered aftermarket system designed to elevate the performance, aesthetics, and overall driving experience of Harley-Davidson s iconic **Street Bob FXBB models**, specifically tailored for the **2018 through 2024 generations** (covering the **107-inch and 114-inch wheelbase configurations**). Crafted from high-quality **304 stainless steel**, this exhaust system combines cutting-edge design with uncompromising durability, ensuring it not only enhances the bike s visual appeal but also delivers a refined, aggressive exhaust note that turns heads on every ride. The **Shorty GP** designation highlights its compact yet bold styling, featuring a **dual-tip design** with a sleek, aggressive profile that complements the Street Bob s muscular, retro-futuristic aesthetic. The **GP (Grip & Performance) series** is engineered with precision, incorporating **low-restriction piping** to optimize airflow while maintaining a balanced exhaust tone sharp, crisp, and muscular without sacrificing the Street Bob s signature growl. The system includes **high-quality, polished stainless steel tips** that not only add a premium finish but also resist corrosion, ensuring longevity even in harsh conditions. Under the hood, the **GP2031B** integrates seamlessly with the FXBB s stock exhaust ports, requiring minimal modifications, making installation straightforward for both DIY enthusiasts and professional shops. Whether cruising down a scenic highway or carving through city streets, this exhaust system transforms the Street Bob into a more dynamic and commanding presence, blending Harley s timeless heritage with modern performance-driven flair. Perfect for riders who demand both style and substance, the **Radiant GP2031B Shorty GP Exhaust** is a standout choice for those looking to refine their Street Bob s character while keeping the ride true to its roots.

### **Pros and Cons of buying a Radiant GP2031B Shorty GP Exhaust for a Harley-Davidson Street Bob FXBB (107/114)**

#### **Pros**

1. **Improved Sound and Tone**

The GP2031B is designed to produce a deep, resonant growl that complements the Street Bob s classic V-twin sound. It has a slightly more aggressive yet refined tone compared to stock exhausts, making it ideal for riders who want a balanced growl without excessive volume.

2. **Lightweight Construction**

The "Shorty" version is shorter than full-length exhausts, reducing weight while maintaining performance. This can improve handling and throttle response, especially for riders who prefer a more agile ride.

3. **High-Quality Materials**

Radiant exhausts are known for using durable stainless steel, which resists corrosion and maintains a polished look over time. The GP2031B features a dual-wall design for better heat retention and insulation.

4. **Easy Installation**

The GP2031B is designed for straightforward installation, often requiring minimal modifications to the bike s existing exhaust system. Many Street Bob owners report being able to install it in a few hours with basic tools.

5. **Aesthetic Appeal**

The GP2031B has a sleek, modern look that enhances the Street Bob s classic styling while adding a touch of sporty flair. The dual-tip design is visually striking and complements the bike s aggressive stance.

6. **Performance Benefits**

While not a high-flow exhaust, it does improve exhaust flow slightly compared to stock systems, which can lead to marginal power gains and smoother operation, especially at higher RPMs.

7. **Good Value for the Price**

Compared to aftermarket exhausts with more aggressive sound profiles (e.g., full GP systems or high-flow headers), the GP2031B offers a balanced upgrade at a reasonable cost.

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#### **Cons**

1. **Sound Can Be Too Loud for Some Riders**

While the GP2031B is not as aggressive as a full GP system, it still produces a noticeably louder and deeper tone than stock. Some riders, particularly in urban or noise-restricted areas, may find it too loud, especially at idle or low speeds.

2. **Limited Customization Options**

The GP2031B is a pre-set system with a fixed tone. If you prefer a more aggressive, growling sound, you may need to pair it with a different exhaust or muffler (e.g., a GP2031 with a different muffler tip).

3. **Potential for Backpressure**

Some riders report that the GP2031B can introduce slight backpressure, which may affect mid-range power delivery. However, this is subjective and depends on the bike s existing setup.

4. **Installation May Require Minor Modifications**

While generally straightforward, some riders may need to adjust or replace parts of the stock exhaust system (e.g., hangers, clamps, or gaskets) for a perfect fit. This can add to the cost if additional parts are needed.

5. **Not a High-Performance Exhaust**

If your primary goal is maximum power, the GP2031B is not as aggressive as high-flow exhausts or headers. It s better suited for riders who prioritize sound and aesthetics over raw performance.

6. **Potential for Heat Buildup**

The dual-wall construction, while durable, can retain more heat than single-wall exhausts. This may require periodic cleaning or inspection to prevent buildup of carbon or debris.

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### **Conclusion**

The **Radiant GP2031B Shorty GP Exhaust** is an excellent choice for Harley-Davidson Street Bob FXBB owners who want a **balanced upgrade** one that enhances the bike s sound, appearance, and performance without extreme modifications. It strikes a good middle ground between stock and full aftermarket exhausts, offering a **deep, resonant growl** that suits the Street Bob s classic yet sporty character.

If you value **aesthetics, a refined yet aggressive sound, and ease of installation**, this exhaust is a strong recommendation. However, if you prefer a **louder, more aggressive tone** or prioritize **maximum power**, you may want to consider alternatives like the **GP2031 with a different muffler tip** or a **high-flow header system**.

For most riders, the GP2031B delivers **great value, durability, and a satisfying upgrade** that complements the Street Bob s personality without overpowering it.

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### **Final Recommendation**

**Buy the Radiant GP2031B Shorty GP Exhaust if:**

- You want a **balanced sound upgrade** that s deeper than stock but not overly aggressive.

- You prefer a **lightweight, easy-to-install** exhaust that enhances the bike s look.

- You re satisfied with **marginal performance gains** and prioritize tone and aesthetics.

- You want a **durable, high-quality** exhaust that resists corrosion and maintains its appearance.

**Consider Alternatives if:**

- You want a **louder, more aggressive sound** (e.g., GP2031 with a different muffler).

- You re looking for **maximum power gains** (e.g., high-flow headers or a full GP system).

- You re in a **noise-restricted area** and need a quieter option.

Overall, the GP2031B is a **solid choice** for Street Bob owners who want a **substantial yet refined upgrade** without drastic changes.

Details:

Selling these exhaust tips from my 114 2024 Street Bob with stock headers this will work any 18-24 M8 Softail the 2 into.

part #: gp2031b price

  • $124.99

specifications cyclemufflermo:

  • for models: Street, Bob
  • for makes: Harley, Davidson
  • for years: 2018-2024
  • brand: Radiant Cycles
  • mpn: Gp2031b
  • mounting style: Slip-on
  • color: Black
  • material: Steel
  • item length: 9in.
  • placement on vehicle: Exhaust
  • type: Muffler
  • manufacturer warranty: 60 Day
  • features: Easy To Replace
  • country of origin: United States
  • finish: Powder Coated
  • sound level: Aggressive

seller cyclemufflermo:

  • rating: 100.0%
  • # reviews: 241
  • city: Groton, Connecticut

general cyclemufflermo:

  • Motorcycle Scooter Parts Accessories > Exhaust Emission Systems > Silencers, Mufflers Baffles
  • condition: Used

shipping cyclemufflermo:

  • type: Calculated
  • carrier: USPS
  • transit: 4-10 Days
  • cost: $8.35
  • class: Standard
  • service: USPS Ground Advantage

returns cyclemufflermo:

  • policy: No Returns

offer cyclemufflermo:

  • started: March 17, 2026
  • quantity: 1
  • best offers: True
  • sold: 0
  • availability: In Stock
  • options: Ship-to-home

payments cyclemufflermo:

  • credit card: Mastercard
  • other
  • money order
  • wallet: Paypal
for models: street, bob, for makes: harley, davidson, for years: 2018-2024, mounting style: slip-on, item length: 9in., placement on vehicle: exhaust, type: muffler, manufacturer warranty: 60 day, features: easy to replace, country of origin: united states, finish: powder coated, sound level: aggressive,
category: motorcycle parts > motorcycle scooter parts accessories > exhaust emission systems > silencers, mufflers baffles, color: black, material: steel, sku: 15418700738641602,
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1 offer $124.99 USD
  • New. Offer #1 priced at $124.99 + $0.00 shipping estimate = $124.99* total. Everything needed to install this exhaust is included. SHORTY GP EXHAUST.FREE SHIPPING

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