fits model: S1000r. make: Bmw. year: 2017–2020.

( Brand: Akrapovic ), ( Manufacturer Part Number: M-HZDF003 ), ( Mounting Style: Slip-on ), ( Machine Type: Street Motorcycle ), ( Color: Silver ), ( Muffler Type: Combination ), ( Material: Titanium ), ( Vintage Part: No ), ( Placement On Vehicle: Exhaust ), ( California Prop 65 Warning: Yes ), ( Type: Muffler ), ( Oe/oem Part Number: 8556701 ), ( Features: 100 Accuracy Of Fit )
The **Akrapovi M-HZDF003 Silp-On Exhaust System** is a meticulously engineered, high-performance aftermarket exhaust solution specifically designed to elevate the already formidable character of the **BMW S 1000 RR (2017 2020)**. Crafted from premium **304 stainless steel**, this system is built to withstand the relentless demands of high-revving sportbikes while delivering an unmistakable, aggressive sound profile that turns heads and commands attention. The M-HZDF003 features a **dual-chamber, dual-pipe configuration** with a **4-into-2 exhaust layout**, ensuring optimal exhaust flow and pressure balance, which not only enhances throttle response but also contributes to a more linear and engaging power delivery. The **smooth, contoured piping** is designed to minimize turbulence, allowing exhaust gases to exit with minimal restriction, thereby maximizing engine efficiency and torque output across the rev range.
What sets this system apart is its **precision-tuned acoustics**, engineered to produce a deep, resonant growl that is both thrilling and distinctive. The **low-restriction design** ensures that the S 1000 RR s naturally aggressive exhaust note is amplified without sacrificing the bike s inherent balance or handling. The **high-quality, polished finish** not only enhances the bike s aesthetic appeal but also provides corrosion resistance, ensuring longevity even under the most demanding riding conditions. Installation is straightforward, thanks to Akrapovi s **universal mounting points** that align seamlessly with the factory exhaust system, though it s recommended to have it fitted by a professional to guarantee a perfect seal and optimal performance.
Beyond its auditory and mechanical advantages, the M-HZDF003 Silp-On exhaust system is a statement piece for enthusiasts who demand both performance and style. The **bold, angular design** of the dual pipes adds a sporty, aggressive flair to the S 1000 RR s already striking silhouette, making it a standout choice for riders who refuse to compromise on either power or presence. Whether cruising on the open road or pushing the limits on the track, this exhaust system transforms the S 1000 RR into a more dynamic, exhilarating machine one that delivers a symphony of sound and performance with every revolution.
### Pros and Cons of buying a Akrapovi M-HZDF003 Exhaust for a BMW S1000R (2017 2020)
#### **Pros:**1. **Performance Enhancement** The M-HZDF003 is designed to improve exhaust flow, which can reduce backpressure and allow the engine to breathe more efficiently. This can lead to a slight increase in horsepower and torque, particularly in higher RPM ranges, though gains are typically modest (around 5 10 hp depending on tuning).
2. **Sound Quality** Akrapovi exhausts are known for their aggressive, sporty tone, which is deeper and more resonant than the stock system. The M-HZDF003 delivers a balanced sound that is both loud and musical, appealing to riders who enjoy a more pronounced exhaust note without excessive harshness.
3. **Durability and Build Quality** Akrapovi exhausts are constructed from high-quality stainless steel, which resists corrosion and maintains its finish over time. The M-HZDF003 is designed to handle the demands of high-performance riding, though it is not as extreme as some aftermarket options.
4. **Compatibility** This exhaust is specifically tuned for the BMW S1000R (2017 2020), ensuring a proper fit without the need for extensive modifications. It retains the original cat-back configuration, making installation relatively straightforward.
5. **Aesthetic Appeal** The M-HZDF003 features a sleek, aggressive design that enhances the bike s sporty look. The dual-end design is both functional and visually striking.
6. **Minimal Tuning Required** Unlike some exhaust systems that require aggressive remapping or ECU flashing, the M-HZDF003 can often be installed with stock software, though some riders may still opt for a mild tune to optimize performance.
7. **Aftermarket Support** Akrapovi has a strong reputation in the motorcycle community, and the M-HZDF003 benefits from widespread availability of parts, installation guides, and tuning solutions.
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#### **Cons:**1. **Moderate Performance Gains** While the exhaust improves airflow, the power increases are not dramatic. If you re seeking significant horsepower gains, you may need to pair it with other modifications (e.g., intake, intercooler, or ECU tuning).
2. **Cost** The M-HZDF003 is not a budget-friendly option. Prices typically range between $2,500 and $3,500, depending on the retailer and any additional accessories (e.g., mounting brackets, gaskets). This makes it a substantial investment for an exhaust system alone.
3. **Installation Complexity** While it is a cat-back system, installation still requires some mechanical skill. You ll need to remove the stock exhaust, adjust the mounting points, and ensure proper sealing. Professional installation is recommended to avoid leaks or alignment issues.
4. **Sound Level** The exhaust is loud, often exceeding legal limits in some regions without additional modifications (e.g., mufflers or sound dampening). Check local regulations before purchasing, as you may need to add a legalization kit or face fines.
5. **Weight** The M-HZDF003 is heavier than the stock exhaust due to its robust construction. While the difference is minimal, it may slightly affect handling dynamics, particularly in aggressive riding.
6. **Potential for Tuning Conflicts** If you ve already installed other performance parts (e.g., a high-flow air filter or intercooler), the exhaust may interact with those components in ways that require additional tuning to avoid issues like detonation or poor throttle response.
7. **Resale Impact** While the M-HZDF003 enhances the bike s appeal to performance-oriented buyers, it may not increase resale value as much as other modifications (e.g., a full exhaust system with a larger diameter or a custom setup).
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### **Conclusion**
The Akrapovi M-HZDF003 exhaust is an excellent choice for BMW S1000R riders who prioritize a sporty sound, improved exhaust flow, and a high-quality aftermarket upgrade. It strikes a balance between performance enhancement and practicality, offering noticeable but not extreme gains. However, it is not a cheap or easy modification, and it may not be the best option for those seeking dramatic power increases or a budget-friendly solution.
If you re looking to enhance the riding experience with a more aggressive tone and modest performance improvements without overhauling your bike, the M-HZDF003 is a solid investment. That said, if your primary goal is maximum power or you re on a tight budget, you might consider alternative exhaust systems (e.g., Akrapovi s M-HZDF004 or other brands like Akrapovi s M-HZDF002) or pairing this exhaust with other modifications.
### **Recommendation**
Buy the Akrapovi M-HZDF003 if:- You want a high-quality, sporty-sounding exhaust that improves exhaust flow.
- You re willing to invest in a premium aftermarket part for better performance and aesthetics.
- You plan to keep the bike for the long term and enjoy the sound and slight power gains.
- You re prepared for professional installation and potential tuning adjustments.
Avoid it if:- You re seeking dramatic horsepower increases without additional modifications.
- You re on a tight budget and can find a more affordable alternative with similar benefits.
- You re unsure about the installation process or lack mechanical experience.
- Local noise regulations are restrictive, and you haven t accounted for legalization costs.
For most riders, the M-HZDF003 is a worthwhile upgrade that enhances both the sound and performance of the S1000R, making it a recommended choice for those who value Akrapovi s reputation and engineering.
Exhaust clamps are not included. The DB-killer has been removed, giving it a slightly louder sound. It is in perfect condition. Slip-on for the BMW S1000R, model years 2017 2020.