Welcome to OSCA Shop

We’re here to help you navigate car audio properly. We take pride in guiding enthusiasts of all levels, whether it’s a simple upgrade or a full system build.

Need Help? Talk to an expert
Vendor:Alpine

ALPINE Car Audio Vintage Graphic Tee

$49.99
Vendor:Alpine

Alpine Status HDS-990 — Hi-Res Audio Media Player

$2,299.95
Vendor:Alpine

Alpine UTX-A09 PRO — Hi-Res Audio Digital Media AM/FM Receiver (Bluetooth + Dual USB)

$999.95
Vendor:Alpine

Alpine UTX-M08S — Hi-Res Audio Digital Media Player (Bluetooth + Dual USB)

$799.95
Vendor:Axxess

Axxess AX-MLOC-HD1 — 2 Channel 80W Line Output Converter (Harley 2014-2026)

$87.40
Save 5%
Vendor:OSCA Shop

BYD SEALION 7 Dynaudio Reference UPGRADE PACKAGE (PNP + A²B Integration)

Sale price$3,799.00Regular price $3,999.00
Save 7%
Vendor:OSCA Shop

BYD SEALION 7 Dynaudio Reference UPGRADE+ PACKAGE (incl. Subwoofer)

Sale price$4,199.00Regular price $4,500.00
Load video:

Take the Guesswork out of your Upgrade

Explore Expertly Curated Audio System Kits for Harley Davidson Touring Models.

Learn more
Vendor:Crescendo

Crescendo Revolution 110 — High-End SQ 10" Car Subwoofer

$318.00
Vendor:Crescendo

Crescendo Revolution 1A1 – Class D Mono Subwoofer Amplifier

$388.00
Vendor:Crescendo

Crescendo Revolution 1A4 – Class D 4-Channel Compact Amplifier

$372.00
Vendor:Crescendo

Crescendo Revolution 1S2 — 2 Way Car Speaker System (Passive)

$429.00
Vendor:Crescendo

Crescendo Revolution 3A1 – 1000W Class D Mono Amplifier (IRS2092S)

$586.00
Vendor:Crescendo

Crescendo Revolution 3A4 – 4-Channel Class AB Amplifier

$516.00
Vendor:Crescendo

Crescendo Revolution 3S3 — 3 Way Car Speaker System

$789.00
Vendor:Crescendo

Crescendo Revolution 5A1 — Mono Block Car Amplifier

$768.00
Vendor:Crescendo

Crescendo Revolution 5A4 — 4-Channel Amplifier

$789.00
Vendor:Crescendo

Crescendo Revolution 5S2 — 2 Way Car Speaker System

$1,181.00
Vendor:Crescendo

Crescendo Revolution 5S3 — 3 Way Component Speaker System

$1,664.00
Vendor:Crescendo

Crescendo Revolution 710 — Reference-Grade 10" Car Subwoofer

$999.00
Award graphic for 2022 Emma Singapore Championship 1st Place SQ OEM, featuring a close-up of a high-end car audio system with a black speaker, orange LED lighting, and a dark interior panel.
Vendor:Crescendo

Crescendo Revolution 7A4 — 4 Channel Car Amplifier

$1,926.00
Vendor:Crescendo

Crescendo Revolution 7S3 4" MIDRANGE Car Speakers (Pair)

$1,313.00
Load video:

Take the Guesswork out of your Upgrade

Explore High-End Electric Vehicle Sound System Upgrade Packages.

Learn more
Vendor:Crescendo

Crescendo Revolution 7S3 6.5" MIDBASS Car Speakers (Pair)

$1,990.00
Vendor:Crescendo

Crescendo Revolution 7S3 TWEETER Car Speakers (Pair)

$789.00
Vendor:Crescendo

Crescendo Revolution 7S3 — 3 Way Speaker System

$4,092.00
Vendor:Goldhorn

Goldhorn 2026 USB-DAC OTG Audio Adapter Cable Kit

From $168.00
Vendor:Goldhorn

Goldhorn AB218 20-Channel A²B DSP Amplifier for EVs

$2,999.00
Vendor:Goldhorn

Goldhorn A²B PNP Harness for BYD Seal/Sealion/Tang/Han (Dynaudio) 1.5M

$399.00
Vendor:Goldhorn

Goldhorn Car Panel Controller with Display for Player T3002

$289.00
Vendor:Goldhorn

Goldhorn DSP Remote Controller GD16

$61.00
Vendor:Goldhorn

Goldhorn DSP10 10-Channel Standalone DSP

$1,107.00
Vendor:Goldhorn

Goldhorn DSP16 Ultra 16-Channel Hi-Res Standalone DSP

$9,995.00
Vendor:Goldhorn

Goldhorn DSPA 1012 Plus 20-Channel DSP Amplifier

$2,067.00
Vendor:Goldhorn

Goldhorn DSPA 1216 Plus 24-Channel DSP Amplifier

$2,355.00
Promotional graphic for a car audio system featuring a large black amplifier enclosure with blue LED lighting and a smaller top view showing internal wiring and components. Text includes '1st Place Skilled 4000', 'Emma 2023', 'Available Now', and 'Old School Car Audio Shop'.
Vendor:Goldhorn

Goldhorn DSPA 1616 Ultra 24-Channel Car Audio DSP Amplifier

$2,550.00
Vendor:Goldhorn

Goldhorn DSPA 2416 Ultra 36-Channel DSP Amplifier

$3,385.00
Save 13%
Vendor:OSCA Shop

Goldhorn DSPA 810 Pro V2.0 14-Channel DSP Amplifier

Sale price$1,298.99Regular price $1,499.00
Vendor:Goldhorn

Goldhorn DSPA 816 Pro 16-Channel DSP Amplifier

$1,383.00
Vendor:Goldhorn

Goldhorn P1 DSP 8-Channel DSP with Hi-Res DSD Player

$999.00
Vendor:Goldhorn

Goldhorn P1 DSPA 10-Channel DSD Player with DSP Amplifier

$1,105.00
Vendor:Goldhorn

Goldhorn P1 Hi-Res Standalone DSD Player

$1,282.00
Vendor:Goldhorn

Goldhorn P2 DSP Pro V2.0 12-Channel DSP with Hi-Res DSD Player

$3,660.00
Vendor:Goldhorn

Goldhorn P2 DSPA Pro 16-Channel DSD Player & DSP Amplifier

$2,487.00
Vendor:Goldhorn

Goldhorn P2 Pro Hi-Res Standalone DSD Player

$2,089.00
Vendor:Goldhorn

Goldhorn P3 DSPA Plus 20-Channel Hi-Res DSD Player & DSP Amplifier

$2,960.00
Vendor:Goldhorn

Goldhorn P3 Plus Hi-Res Standalone DSD Player

$3,961.00
Vendor:Goldhorn

Goldhorn P5 DSP Ultra 16-Channel Hi-Res DSD Player & DSP

$12,694.00
Vendor:Goldhorn

Goldhorn Power-M02 Graphene Supercapacitor (450F)

$1,210.00
Vendor:Ground Zero

Ground Zero GZCF 165 NEO-PRO — High-Power Vehicle Speaker (6.5")

$1,398.00
Vendor:Ground Zero

Ground Zero GZCF 6.5SPL — 2-Way Coaxial Speaker System (6.5")

$388.99
Vendor:Ground Zero

Ground Zero GZCF 6.5SPL-NEO — 2-Way Coaxial Speaker System (6.5")

$1,398.00

Fast Dispatch

Orders processed within 24 hours

Authorised Australian Seller

Genuine products from verified suppliers

Standard 12-Month Warranty

Manufacturer warranty on all products

Expert Support Available

Technical assistance from audio specialists