EarthquakeSound is proud to introduce the R8-SWS adapter set to ease the upgrade of the BMW factory speakers to Earthquake SWS Speakers.

The BT-4 is a state of the art Bluetooth receiver featuring proprietary Earthquake technology.

The BT-4 car charger is the perfect companion for your BT-4 Bluetooth Wireless Music Receiver. It is also the ideal USB power source for any in-car electronics you wish to power/charge.

1 SET 6.5inch (165mm) speaker grille

1 SET 8inch (203mm) speaker grille.

- GROUND LOOP ISOLATOR - Professional installers enjoy the details and fine workmanship found in Earthquake Sound's Superior Audio Signal Filters & Converters.

- GROUND LOOP ISOLATOR - Expanding on Earthquake’s line of audio problem solving products; the new GLI-200 is the leading ground loop isolator on the market.

Expanding on Earthquake’s line of audio problem solving products; the new ISO-200 is the leading ground loop isolator and signal converter on the market.

- 2-CHANNEL LINE OUT CONVERTER - Professional installers enjoy the details and fine workmanship found in Earthquake Sounds's Superior Audio Signal Filters & Converters.

- 4-CHANNEL LINE OUT CONVERTER - Professional installers enjoy the details and fine workmanship found in Earthquake Sounds's Superior Audio Signal Filters & Converters.

- AMP POP STOPPER - Professional installers enjoy the details and fine workmanship found in Earthquake Sounds's Superior Audio Signal Filters & Converters.

100 A ANL Fuse - set of 5 PER BAG

150 A ANL Fuse - set of 5 PER BAG

200 A ANL Fuse - set of 5 PER BAG

250 A ANL Fuse - set of 5 PER BAG

UBT-0488 Universal +/- Battery Terminal

UBT-2428 - Universal +/- Battery terminal

Distribution Block 0 GA./52mm2 IN / one 2 GA/33mm2. OUT + two X 4 GA./21mm2 OUT

ANL Fuse Block/Holder complete with a 150A ANL Fuse

ANL Fuse Block/Holder complete with a 100A ANL Fuse, Accept 0 - 4GA. Input

Get the whole installation kit in one complete package. Available in 4-Gauge and 8-Gauge, the AK installation kits have everything that is required to complete the wiring of your audio systems.

Get the whole installation kit in one complete package. Available in 4-Gauge and 8-Gauge, the AK installation kits have everything that is required to complete the wiring of your audio systems.

3 FT / 0.91 M High Quality Matte Twisted RCA with Gold Terminals

6 FT / 1.82m High Quality Matte Twisted RCA with Gold Terminals

15 FT / 4.57 M RCA- MATTE FINISH- TWISTED with Gold Terminals

20 FT / 6.09 M RCA- MATTE FINISH- TWISTED with Gold Terminals

1 Female / 2 Male Y-Connector with Gold Terminals

1 Male / 2 Female Y-Connector with Gold Terminals

Insulated 0/1 AWG Power Ring Terminal

Copper 0/1 AWG Power Ring Terminal (10 Pieces)