Integrated frequency divider harness enables direct connection to all four speakers and tweeter for improved sound quality
Custom wiring harness matches original plug for stable data transmission and no extra power consumption
Preserves original vehicle wiring, allowing installation without modification
Supports optional DSP tone tuning for advanced audio customization
Compatible with multiple Model 3 SR CPU versions for broad usability
Summarized by Shop
DIY: ( 2022 AMD - NEW VERSION) Feature: Frequency divider integrated with the harness (No Controller) ①Activate the original 4 speakers -Front tweeter*2 -Front surround speaker*2
The Model 3 Standard Range comes with 14 stereos, of which only 8 can be used for normal sound, and the remaining 4 stereos can be connected through a custom wiring
Compatibility
2018-2022 Model 3 SR (AMD and standard CPU versions)
Harness
Frequency divider integrated, custom wiring for original plug
Speaker Support
Front tweeter, front surround, 2 rear speakers
Power Source
Vehicle electrical system
Condition
New
Manufacturer Type
Aftermarket
Summarized by Shop
3.7
211 ratings
5
4
3
2
1
Active 4 speaker wiring harness
it was easy to install i recommend to go look at youtube.
H
Han · August 21, 2026
It worked
On my RHD 2022 model 3 SR. Go to YouTubers for instructions. Main thing is computer connection is on passenger side, the other 2 on driver side
S
Saul · June 11, 2026
Well worth it
I was nervous to install this however i found helpful videos on YouTube and it was a breeze. Definitely worth it.