1. Car Audio/Video Wire Harnesses Offered
  2. sku: 4330401984603722
  3. TECHNIC LOC50I

TECHNIC LOC50I Harness Audio Interface Mini Hk 674

Loc50i Technic Add-a-sub Harness Audio Interface For Mini Hk 674 Vehicle

( Brand: Technic ), ( Manufacturer Part Number: LOC50I ), ( Type: Add-a-sub Harness ), ( Compatible Vehicle Make: Mini ), ( Compatible Vehicle Model: Hk )

Review TECHNIC Add a sub Harness Audio Interface For Mini Hk 674 Vehicle

Introducing the TECHNIC LOC50I Add-a-Sub Harness Audio Interface for Mini HK 674, a versatile and high-performing solution for upgrading your Mini HK 674 system with an additional subwoofer. This interface is designed with meticulous attention to detail, ensuring a seamless integration into your existing audio setup.

The LOC50I Add-a-Sub Harness is engineered to deliver crystal-clear audio signals to your subwoofer, enhancing the bass response and overall sound quality of your system. Its plug-and-play design makes installation a breeze, with no need for complicated wiring or splicing. The harness is also fully shielded to minimize interference and ensure reliable signal transmission.

This interface features a robust 4-gauge power wire and a 12-gauge RCA signal cable, both of which are capable of handling the power demands of high-performance subwoofers. The power wire is also equipped with a fuse holder to protect against shorts and overloads.

The LOC50I Add-a-Sub Harness is specifically designed for use with the Mini HK 674 amplifier, ensuring a perfect fit and easy integration. Its compact size also makes it an ideal solution for space-constrained installations.

With its high-quality components, easy installation process, and reliable performance, the TECHNIC LOC50I Add-a-Sub Harness Audio Interface for Mini HK 674 is an essential upgrade for any audio enthusiast looking to add more depth and power to their system. Whether you're a seasoned car audio veteran or a newcomer to the hobby, this interface is sure to impress with its impressive sound quality and hassle-free installation.

Pros and Cons of Buying a TECHNIC LOC50I Add-a-Sub Harness for Mini HK 674

The TECHNIC LOC50I Add-a-Sub Harness is a popular solution for adding a subwoofer to Mini Cooper HK 674 models. This accessory can enhance the audio experience, but like any purchase, it comes with its advantages and disadvantages.

Pros:

1. Improved Bass: The primary benefit of using an add-a-sub harness is the addition of a subwoofer, which will significantly improve the bass response in your Mini Cooper.

2. Easy Installation: The harness is designed to be easy to install. It connects your factory stereo to the subwoofer, eliminating the need for complex wiring.

3. High-Quality Components: The TECHNIC LOC50I Add-a-Sub Harness is made with high-quality components, ensuring a reliable connection between your stereo and subwoofer.

4. Compatibility: This harness is specifically designed for Mini Cooper HK 674 models, ensuring a perfect fit and proper functionality.

5. Enhanced Sound Experience: The addition of a subwoofer will provide a more immersive and enjoyable sound experience.

Cons:

1. Cost: The TECHNIC LOC50I Add-a-Sub Harness is not an inexpensive accessory. You should consider the cost before making a purchase.

2. Power Consumption: Adding a subwoofer will increase the power consumption of your audio system. Make sure your battery can handle the additional load.

3. Size and Space: The subwoofer and harness will take up additional space in your vehicle. You should consider where to install the subwoofer and how it will fit in your Mini Cooper.

4. Potential Sound Quality Issues: While the TECHNIC LOC50I Add-a-Sub Harness is designed to provide a high-quality sound experience, there is a risk of potential sound quality issues, such as distortion or uneven bass response.

Conclusion:

The TECHNIC LOC50I Add-a-Sub Harness is a worthwhile investment for Mini Cooper HK 674 owners who want to enhance their audio experience with improved bass. While there are some disadvantages, such as cost and potential sound quality issues, the benefits typically outweigh the drawbacks.

Recommendation:

If you're considering purchasing the TECHNIC LOC50I Add-a-Sub Harness, we recommend doing thorough research on subwoofers and installation techniques to ensure a successful installation. Additionally, make sure you're prepared for the added cost and space requirements. Ultimately, if you're looking for a more immersive and enjoyable sound experience in your Mini Cooper, this harness is an excellent choice.

Details:

Technic Add-a-sub Harness Audio Interface LOC50i for Mini HK 674 Vehicle.

part #: loc50i price

  • $74.99

specifications wirewham:

  • brand: Technic
  • mpn: Loc50i
  • type: Add-a-sub Harness
  • compatible vehicle make: Mini
  • compatible vehicle model: Hk

offer wirewham:

  • best offers: True
  • options: Ship-to-home
  • quantity: 1
  • sold: 0
  • started: April 18, 2026
  • availability: In Stock

general wirewham:

  • condition: New
  • Vehicle Electronics GPS > Car Audio Video Installation > Wire Harnesses

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  • credit card: Mastercard
  • wallet: Google-pay

returns wirewham:

  • policy: No Returns

seller wirewham:

  • rating: 0.0%
  • city: Summerville, South Carolina
  • # reviews: 71

shipping wirewham:

  • type: Calculated
  • service: USPS Ground Advantage
  • class: Standard
  • transit: 5-11 Days
  • cost: $0.00
  • carrier: USPS
type: add-a-sub harness, compatible vehicle make: mini, compatible vehicle model: hk,
category: electronics > vehicle electronics gps > car audio video installation > wire harnesses, sku: 4330401984603722,

Technic LOC50I Is Similar To:

  • (29.2% similar) Thru harness fits perfectly and works fine. I am including an 8FT pair of basics car audio stereo rca cables unopened and 4 female to adapters help with extending your the location. This 6CH WiFi 676 harness is used to replace the oem front/rear/woofers with a 6-CH balanced inputs aftermarket...(October 18th, 2025)
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1 offer $74.99 USD
  • Offer #1: $74.99 price + $0.00 shipping estimate = $74.99* total. Technic Add-a-sub Harness Audio Interface for Mini HK (674) Vehicle for BMW.FREE SHIPPING

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