The Beat-Sonic FDX4 is a functional shark fin antenna that directly replaces your factory rear roof antenna - maintaining full AM, FM, HD Radio, and Satellite Radio signal compatibility. Pre-painted using high-quality OEM paint in five color options, with a compact profile smaller than the FDX3. Simple 3M tape installation, no cutting or modifications required, and fully reversible. Patent pending design, made in Japan.
Important: measure your vehicle's factory antenna base before ordering to confirm correct fit. Contact us at info@beatsonicusa.com if you are unsure before purchasing.
Key features
- Pre-painted with high-quality OEM paint - available in Black, White, Pearl White, Silver, and Unpainted for custom color matching
- Direct replacement for factory rear roof antenna - installs in place of your existing antenna with no modifications
- Full signal compatibility - supports AM, FM, HD Radio, and Satellite Radio
- Helical coil antenna - connects directly to your factory antenna base using M4, M5, or M6 screw
- 3M double-sided tape - secures the antenna base cleanly without drilling
- No cutting or modification required - fully reversible installation
- Patent pending design, made in Japan
Available colors
| Color | Part Number |
|---|---|
| Black | FDA4B |
| White | FDA4W |
| Pearl White | FDA4PW |
| Silver | FDA4S |
| Unpainted | FDA4N |
Specifications
| Size | 6.22 in (L) x 3.3 in (W) x 2.87 in (H) |
| Antenna type | Helical coil |
| Attachment screw sizes | M4, M5, or M6 (all included) |
| Installation method | 3M double-sided adhesive tape |
| Origin | Made in Japan |
Confirmed compatible vehicles
Show confirmed compatible vehicles ▼
| Make | Model |
|---|---|
| Honda | Civic Si Hatch |
| Mazda | Mazda 3 |
| Mazda | Mazda 5 |
| Mazda | Mazda 6 |
| Mitsubishi | Lancer |
| Nissan | Altima |
| Nissan | Sentra |
| Scion | iQ |
| Scion | xA |
| Scion | xB |
| Scion | xD |
| Subaru | Impreza |
| Toyota | Camry |
| Toyota | Corolla |
| Toyota | Yaris |
| Volkswagen | Golf |
| Volkswagen | Jetta |
Many additional vehicles beyond this list are compatible. Please measure your vehicle's factory antenna base before ordering to confirm correct fit. Not sure? Email info@beatsonicusa.com with your year, make, and model before purchasing.
What's in the box
- 1 x Shark fin antenna base with helical antenna and double-sided tape
- 1 x M4, M5, and M6 attachment screws
- 1 x Alcohol cleaning wipe
Frequently asked questions
How is the FDX4 different from the FDX3?
The FDX4 is a smaller antenna - 6.22 x 3.3 x 2.87 inches versus the FDX3 at 8 x 4.3 x 2.75 inches. Both share the same features, color options, and L-hook design. Choose based on your preference for size and the fit of your vehicle's antenna base.
My vehicle is not on the compatibility list - will this still fit?
The FDX4 is compatible with many vehicles beyond the confirmed list. Measure your factory antenna base and email info@beatsonicusa.com with your year, make, and model to confirm before purchasing.
Can I paint the unpainted version myself?
Yes. The FDA4N unpainted version can be taken to a local body shop for paint matching to your vehicle's factory color.
Will this affect my satellite radio or HD Radio reception?
No. The FDX4 supports AM, FM, HD Radio, and Satellite Radio signals.
Is it safe to go through a car wash?
Yes. The FDX4 is car wash safe.
Does this ship to Canada or internationally?
Yes. We ship to Canada and Mexico.