Shop by Category

  • New!

SBU-GT21 Subaru GPS antenna adapter for Alpine Halo receivers

Out Of Stock
  • $18.98
Market price: $29.95, you save $10.97
Use factory GPS antenna with Alpine Halo receivers
Not rated yet
  • Net weight
    0.11 lbs
  • Part Number
Why install another antenna if OE already fitted can be used with aftermarket receiver?

When installing an Alpine Halo GPS receiver in recent Subaru; the SBU-GT21 adapter cable is able to converts the factory gray HFC-III antenna HFC-III plug for use with these aftermarket receivers. With this cable, users do not have to cut/splice factory antenna wiring or required to install yet another antenna. This cable also facilitates re-installation of the OE radio if and when vehicle is offered up for sale or trade. The BRU-GT21 is approx. 5-6 inches and includes an HFC-III socket (mates factory antenna HFC-III gray plug and the GT21 plug (mates Alpine Halo receivers including: iLX-507, iLX-F509, iLX-F511etc.) Non-US Halo models (e.g. Europe, Africa, etc.) ILX-F903D, INE-F904D, INE-F904DC, ILX-702D etc. are not compatible. These requires our SUMI-GT5
1. Locate factory HFC-III GPS antenna plug behind the dash.
2. Connect factory HFC-III socket
3. Connect GT21 plug to Alpine Halo GPS socket.

1. Allows Alpine Halo receivers to use OE GPS antenna.
2. This custom built cable is NOT RETURNABLE unless defective for exchange (same part).
3. This cable must first be assembled (built) after which it is then shipped using shipping method selected at checkout.

Defective returns:
Our return policy differs from than of other online merchants and we encourage all customer to read our Return policy page it in its entirety prior to ordering.
Defective returns are eligible for warranty repair or replacement service: Within the first 10 days, Discount Car Stereo will replace any defective or damaged part and provide a pre-paid return label (US Customers only). (Pre-paid labels are not issued for other return reasons).
After 10 days of receipt, customer covers return shipping cost, however we cover shipping cost to supplier/manufacturer, and to ship replacement back to you. If original purchase can't be replaced (discontinued etc), we reserve the right to provide a substitute part of higher or equal value. Any claims for missing parts must be made within 7 days of delivery.
We strive to avoid costly returns by providing our customer with as much product information and applications. Click to read the full return policy page.

Gone are the days when customer had to call or email to obtain shipping rates. At Discount Car, shipping rates are automated and calculated in real time based on cart contents, weight and destination. To get a shipping quote simply add items to cart, follow the checkout process by filling address details and in seconds the online shipping calculator provides real time rates and shipping methods. We ship throughout the USA, Canada and select international destinations (See country drop-down in checkout page for list of international countries or visit our Frequent ask questions page).
Our family owned and operated specialty store makes every effort to get your order processed and shipped at soon as possible; however any products with this logo requires assembly and additional time (usually 2-3 days) to assemble (build) after which it is shipped using shipping method selected at checkout. Paying for a faster shipping method (e.g. Express mail, Priority mail) for parts requiring assembly, does not speed up assembly process; however, it does speed up delivery time.
90% of our products require assembly and identified with "this logo" in image area of product page.
Delivery time for in stock products requiring assembly= Assembly time (2-3 days) + transit time (your shipping method).
Example: Order our very popular Corvette Bluetooth C5CD-HF and choose "USPS Priority Mail (2-4 days) shipping. Expect delivery 5-7 business days after order placement.
Please contact us first regarding time sensitive deliveries.
Parts not requiring assembly or customization (off-the-shelf), usually ship within 24 hours.
Tracking information is sent to your email upon labeling. Customers accounts are also updated at the same time. All customers (with or without accounts) can check order status online which has the same details available to our staff.
Except for Priority Mail Express® (Overnight Delivery*), USPS delivery times for Priority Mail® and First-Class Mail® are estimates and are not guaranteed; however these are delivered to most states after 2-7 working days.
International orders require additional paperwork and processing time (3-4 days) prior to shipping.
Free shipping (when available); applies to US only

*with a money-back guarantee

USA/Canada: Pay with Visa, MasterCard, American Express, Discover, PayPal: PayPal, PayPal Credit, Venmo. Gift cards that display Visa, MasterCard, American Express and Discover logos are also accepted.
Customer billing information (first name, last name, billing address, and credit card information) must be entered exactly as it appears on credit card statement otherwise transaction will decline. Once order is placed a pending authorization (not a charge) will appear on your account and removed within 7-10 business days or once authorization has been charged and order shipped.
International: Select PayPal to pay with card. International credit cards are NOT accepted unless registered through PayPal. Click here to learn more about PayPal.
All prices are in U.S. dollars. The actual price charged to International customers is subject to the exchange rate applied by PayPal.

Customer reviews
This product has been rated but not yet reviewed. Be the first to leave a review/comment
Please sign in to add review

Related products

Drop items here to shop
Product has been added to your cart

Customers who viewed this product bought