Diamond Audio 14 - 23 Harley Davidson Street Glide 4-Speaker System - DA1423SGTP3R
Introducing the Diamond Audio DA1423SGTP3R , a precision-engineered, four-speaker flagship sound pack purpose-built for 2014–2023 Harley-Davidson Street Glide models equipped with a Tour Pack. This comprehensive "R-Series" system is the definitive choice for elite riders who demand a total source-to-speaker transformation—combining high-definition digital source control with the most powerful weight-to-performance ratio available in the industry.
The command center is the MSHD14 Plug-N-Play Digital Media Receiver , replacing the factory head unit to provide a high-voltage digital signal path and modern smartphone connectivity. The front stage features our premium MS652NEO2S Neodymium speakers , utilizing high-flux NEO motors and integrated compression tweeters for extreme projection that cuts through the most aggressive highway noise. The rear stage is complemented by the HXM Black Series speakers , providing a clean and detailed surround fill for the passenger. Driving this elite configuration is the MICRO84U Amplifier , a high-current Class D powerhouse that provides unmatched headroom for crystal-clean loudness at any speed.
The DA1423SGTP3R ensures total system integrity through the MSTLINK T-Harness and MSPWHR OFC Power Harness , utilizing 100% Oxygen-Free Copper to eliminate signal resistance. Finished with OEM-fit DHDSG fairing grilles and DHDRGU rear universal grilles , this system delivers the cleanest signal path, flawless factory integration, and the ultimate high-performance audio experience for the modern Harley rider.
Features
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Complete Source Overhaul: Features the MSHD14 head unit for full digital media control and superior signal processing over the OEM radio.
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Elite Neodymium Performance: High-flux NEO motor structures in the fairing deliver maximum SPL with reduced weight and superior thermal stability.
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Flagship Power Delivery: Driven by the Micro 8U Series amplifier for superior dynamic range and ultra-low distortion at extreme volume levels.
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Pure Signal Path: 100% Oxygen-Free Copper (OFC) wiring and professional-grade T-Harnessing ensure maximum current delivery and zero noise interference.
What our Experts Think
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Premium all-in-one audio package – Purpose-built for 2014–2023 Harley-Davidson Street Glide Tour Pack models, combining a plug-and-play digital media receiver, 4-channel amplifier, four premium speakers, and complete installation hardware into one matched system.
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Outstanding highway sound – Neodymium front speakers with compression tweeters and carbon fiber rear speakers deliver powerful, crystal-clear audio that cuts through wind and engine noise.
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Maximum performance with OEM integration – Includes a high-current Class D amplifier, OFC wiring harnesses, factory-style grilles, and plug-and-play T-harnesses for a clean installation with retained factory handlebar controls.
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Modern digital connectivity – The included MSHD14 digital media receiver upgrades the factory radio with smartphone-friendly functionality and a high-voltage signal path for improved audio quality.
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Built for serious touring riders – A flagship system engineered for riders who want exceptional volume, superior clarity, and a professionally matched audio upgrade without sourcing components separately.
Q&A
Q: What motorcycles is this audio system compatible with?
A: It is designed for 2014–2023 Harley-Davidson Street Glide models equipped with a Tour Pack.
Q: What does the system include?
A: The kit includes four 6.5-inch speakers, a 4-channel Class D amplifier, plug-and-play wiring harnesses, replacement grilles, mounting hardware, and installation accessories.
Q: Is installation plug-and-play?
A: Yes. It is engineered with vehicle-specific wiring for quick installation and seamless integration with the factory audio system.
Q: Does it improve audio while riding?
A: Yes. The upgraded speakers and amplifier deliver louder, clearer sound with improved performance at highway speeds.
Q: Are the speakers weather-resistant?
A: Yes. The speakers are built for motorcycle environments with durable, weather-resistant construction for reliable outdoor performance.
Maintenance Tips
Damage 
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