Garage
Shop

See all parts that fit your 1999 SC300

Scosche S3TA03B

Harness to Connect to Select 2004-Up Toyota Vehicles w/ JBL Amp to Scosche S3-1

Scosche
Shop all Scosche
highlight-star-icon

• Select 2004-Up Toyota with JBL Amp S3-1 Connector
• Digital Amp Turn On
• Digital Amp Volume Control
• Compact Design Easily Fits In Tight Quarters
• Durable Plastic and Metal Materials

Learn more about the s3ta03b

We apologize

This item has been discontinued


Loading...
70-8112 main

Metra 70-8112 Wiring Harness

Install a new car stereo and retain factory amplifier in select 1991-2001 vehicles from Toyota, Lexus

14
-23.09%

$9.99

List price $12.99

95-8157B main

Metra 95-8157B Dash Kit

Install a new Double-DIN car stereo in select 1992-2000 SC400 and SC300 (Matte Black)

5
-45.73%

$18.99

List price $34.99

DMH-1800NEX main

Pioneer DMH-1800NEX

6.8" Double DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Apple CarPlay, Android Auto, and SiriusXM Ready

3
-16.67%

$349.99

List price $420.00

Limited time!
DMX709S main

Kenwood eXcelon DMX709S

6.8" Double DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Apple CarPlay, Android Auto (Sirius XM Ready)

20
-33.50%

$399.00

List price $600.00

Description


Scosche brand icon

Authorized dealer

General Features:

  • Scosche S3-1 Interference required, sold separately
  • S3-1 Harness for Select 2004-Up Toyota with JBL Amp
  • Digital amp turn on
  • Digital amp volume control
  • Compact design easily fits in tight quarters
  • Durable plastic and metal materials
  • Authorized Internet Dealer
  • 1-year Manufacturer's warranty

Compatibility List

  • Lexus
    • 2008-10 ES330/350
    • 2008 GS350 RWD
    • 2007 GS350 AWD
    • 2008 GX470
    • 2007-10 RX 350 RWD
  • Toyota
    • 2007-09 Avalon
    • 2003-10 4Runner
    • 2007-10 Camry
    • 2008-10 Highlander
    • 2004-10 Prius
    • 2004-10 Rav4
    • 2005-10 Sequoia
    • 2004-10 Sienna
    • 2006-10 Solara
    • 2005-10 Tacoma
    • 2004-10 Tundra

Loading...
Limited time!
46CSC654 main

Kicker CSC65 (46CSC654)

600W Peak (200W RMS) 6.5” CS Series 2 Way Coaxial 4-ohm Speakers

123
-33.36%

$79.96

List price $119.99

DMH-1800NEX main

Pioneer DMH-1800NEX

6.8" Double DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Apple CarPlay, Android Auto, and SiriusXM Ready

3
-16.67%

$349.99

List price $420.00

Limited time!
Club 622 main

JBL Club 622

360W Peak (120W RMS) 6.5" Club Series 2-way Coaxial 3-ohm Speakers

5
-28.58%

$99.95

List price $139.95

43DSC6504 main

Kicker DSC650 (43DSC6504)

480W Peak (120W RMS) 6.5” DS Series 2-way 4-ohm Coaxial Car Speakers (DSC6504)

28
-10.53%

$84.99

List price $94.99

CV15BT main

Cerwin-Vega CV15BT

Single Din Digital Media Receiver with Bluetooth

3
UTE-73BT main

Alpine UTE-73BT

Single DIN Digital Media Receiver with Bluetooth

44
-16.69%

$149.95

List price $180.00

DB652 main

Polk Audio DB652 (DB 652)

600W Peak (200W RMS) 6.5" DB+ Series 2 Way Coaxial 4-ohm Car, Marine and Powersports Speakers

12
-9.16%

$109.00

List price $119.99

Limited time!
DMH-W3050NEX main

Pioneer DMH-W3050NEX

6.8" Double DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Wireless Apple CarPlay and Android Auto, and Built-in Alexa (Sirius XM Ready)

1
-24.20%

$469.99

List price $620.00

MPK 163.3 main

Hertz MPK163.3

600W Peak (300W RMS) 6.5" Mille PRO Series 3-way 4-ohm Component Speaker System

2
-14.89%

$999.99

List price $1175.00

KW-M560BT main

JVC KW-M560BT

6.8" Double-DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Apple CarPlay, Android Auto (Sirius XM Ready)

10

Best selling similar products

70-8112 small

Metra 70-8112 Wiring Harness

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

(14)

$9.99

List price $12.99

DKGM-49 small

Crux DKGM-49 Stereo Replacement Interface

• Stereo Replacement Interface with Dash Kit
• Fits select 2006-2020 vehicles from GMC, Chevrolet, Buick Vehicles
• Accommodates ISO Double DIN Mount
• Retain steering wheel controls and chime functions

(41)

$129.60

List price $201.60

70-1761 small

Metra 70-1761 Wiring Harness

• Direct connection to the factory radio harness
• Color coded wires for easy installation
• No cutting or splicing required

(97)

$5.99

List price $6.99

70-1771 small

Metra 70-1771

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

(51)

$12.99

List price $6.99

70-5520 small

Metra 70-5520 Wiring Harness

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

(56)

$9.95

List price $6.99

RP4-CH11 small

PAC RP4-CH11

• Direct connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

(12)

$152.99

List price $379.00

GM02B small

Scosche GM02B Wiring Harness

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

(246)

$7.95

List price $8.99

70-1858 small

Metra 70-1858 Wiring Harness

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

(63)

$9.95

List price $6.99

C2R-CHY4 small

PAC C2R-CHY4 Wiring Interface

• Provides 12-Volt accessory power (RAP)
• Designed for non-amplified and amplified models
• Retains balance and fade
• Pre-wired for steering wheel audio controls

(25)

$99.99

List price $299.00

70-7552 small

Metra 70-7552 Wiring Harness

• Direct Connection to the factory harness
• Color coded wires for easy installation
• No cutting or splicing required

(34)

$10.99

List price $12.99

Specifications & Details


Harness Features
Vehicle Sound System
Standard Sound
Main Harness Function
Install a Car Stereo & Retain the Factory OEM Amplifier
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

S3TA03B

Weight:

0.50lbs

Internal SKU:

s3ta03b

Internal Product ID:

34227

Customer Ratings & Reviews


Scosche S3TA03B thumbnail image

5 star
0%
4 star
0%
3 star
0%
2 star
0%
1 star
0%



Durability
0
Value
0
Features
0
Design
0
Usability
0

Customer Reviews

Sort by:

Loading...
Sorry, no reviews found

DTH-169 small

MB Quart DTH 169

6" x 9" 3-way Discus Series 3-Way Car Speakers (DTH169)

(2)

$84.99

List price $199.99

06VCVX124 small

Kicker 06VCVX124 / VCVX12 4 ohms

Single 12" CompVX Subwoofer Loaded in a Vented Enclosure (4 ohms Final Impedance) 06VCVX12 / VCVX124

(1)

$229.99

List price $499.99

PI-200 small

American Accessories PI-200

200W Max, Swiveling Power Inverter that plugs into Cigarette Lighter Adapter

$16.99

List price $29.99

OCNISTAX-10 small

Sonic Sub Box: OCNISTAX-10

Dual 10" Vehicle Specific Subwoofer Enclosure for 2004-2006 Nissan Titan Extended Cab

(1)

$109.99

List price $249.99

RD-CE0074N3B small

SquareTrade RD-CE0074N3B

3-year Warranty - Consumer Electronics between $50 and $74.99

(22)

$7.99

List price $7.99

DNX6140 small

Kenwood DNX6140 Open Box

(Open Box) Double DIN 6.1" TFT-LCD Monitor w/ DVD, CD, MP3 Receiver, Built-in GPS Navigation, Bluetooth, USB Input, and iPod Controls

$749.99

List price $1099.99

BH-FDVD13.3-Beige small

TKO Audio BH-FDVD13.3 (Beige)

13.3" TFT-LCD Overhead Flip Down Ceiling-Mount Monitor with Built-in DVD Player and Remote

$199.99

List price $439.99

XO1915BT small

XO Vision XO1915BT

In-dash 3" TFT-LCD Touchscreen Monitor with Built-in Bluetooth, DVD, CD, DivX, XviD Multimedia Player and Remote

(4)

$149.99

List price $329.99

RD-CE1249N3A small

SquareTrade RD-CE1249N3A

3-year Warranty with ADH - Consumer Electronics between $1000 and $1249.99

$191.99

List price $191.99

Related Searches


Save up to 10 different vehicles in your garage
Vehicle
Store
Delete

1999 Lexus SC300

2017 Ford Fusion

2023 Honda Pilot

1989 Buick Skylark

2000 Dodge Intrepid

2006 Audi S4

2018 Nissan Maxima

1979 Dodge D50

1998 BMW 740iL

2016 Volkswagen Beetle

Vehicle
Store
Delete

2012 Can-Am Commander 800R XT

Add vehicle Clear all vehicles
Where to find vehicle info
Are you sure you want to clear your garage?
This action cannot be undone. Confirm
This page was not designed for products.
If you continue, you will be redirected to a category customized for your vehicle. Continue
Loading...
Identify your vehicle and submodel details
  • Owner's manual
  • Vehicle's insurance card
  • Vehicle registration
  • Vehicle produced after 2005: Inside driver's side door
  • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
Car Info Side Door Icon
Vehicle Registration Icon
Vehicle Insurance Icon

Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

  • You see only parts engineered for your exact vehicle
  • You avoid incompatible radios, speakers, or wiring
  • Installation is smoother, faster, and frustration-free
  • You get the correct accessories the first time

Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.