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May 23, 2025 91 mins

In this episode, Devin Giles and Michael Lewin engage with Alan from SPL Parts, discussing the evolution of the JDM parts market, the challenges of sourcing and importing parts, and the impact of drifting on suspension components. They delve into the importance of understanding suspension dynamics, kinematics, and the limitations of OEM parts. The conversation also touches on the future directions for SPL Parts and the innovations they aim to bring to the automotive performance industry. In this conversation, Michael Lewin and Alan from SPL Parts delve into the complexities of suspension dynamics, the impact of aftermarket modifications, and the challenges of navigating OEM and aftermarket parts. They discuss common myths surrounding suspension systems, emphasizing the importance of understanding the intricacies involved in vehicle handling and performance. The conversation also touches on future innovations in suspension technology and the need for better collaboration between manufacturers and aftermarket companies to enhance vehicle performance and safety.


Takeaways

  • ​SPL Parts specializes in adjustable suspension components for various vehicles.
  • ​The company started with Nissan models and expanded to other popular chassis.
  • ​Drifting has significantly influenced the demand for suspension parts.
  • ​Sourcing JDM parts was challenging due to limited availability and high shipping times.
  • ​OEM parts often have built-in compliance that aftermarket parts may lack.
  • ​Understanding kinematics is crucial for effective suspension design.
  • ​The rise of e-commerce has transformed the parts market over the years.
  • ​SPL Parts aims to produce high-quality components while exploring new product lines.
  • ​The company focuses on improving suspension dynamics for better performance.
  • ​Future innovations may include aero components and other performance enhancements. Suspension dynamics are crucial for vehicle handling.
  • ​Aftermarket modifications can significantly alter suspension behavior.
  • ​OEM parts are designed with specific compliance for safety.
  • ​Understanding bushing dynamics is essential for suspension performance.
  • ​Many modifications can lead to unexpected handling issues.
  • ​Suspension systems are complex and require careful consideration.
  • ​NVH (Noise, Vibration, Harshness) can be affected by bushing choices.
  • ​Collaboration between OEMs and aftermarket companies is necessary.
  • ​Debunking myths about suspension can improve user experience.
  • ​Future innovations in suspension technology are on the horizon.


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