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Race Sport Accessories H11TLED

H11 Terminator Series Fan-less Shallow-mount LED Conversion Headlight Kit with Pinpoint Projection Optical Aims

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H11 Terminator Series Fan-less Shallow-mount LED Conversion Headlight Kit with Pinpoint Projection Optical Aims

• H11 Fan-less LED Conversion Headlight Kit
• IP67 waterproof rating
• 2000 lux / 2250 lumens per bulb
• See 2-3 times further than stock lighting systems
• Low-mounting depth base design

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This product fits your 2005 STS
Was $89.00 Details
$69.00

In stock

Only 2 Left!

• H11 Fan-less LED Conversion Headlight Kit
• IP67 waterproof rating
• 2000 lux / 2250 lumens per bulb
• See 2-3 times further than stock lighting systems
• Low-mounting depth base design

Metra 72-4568

Install New Speakers in select 1984-2023 vehicles from Chevrolet, GMC, Buick

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Install New Speakers in select 1984-2023 vehicles from Chevrolet, GMC, Buick

• Compatible with select 1984-2023 vehicles from Chevrolet, GMC, Buick Vehicles
• Connects aftermarket speakers to the factory speaker harness
• Quick and easy installation
• No cutting needed

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• Compatible with select 1984-2023 vehicles from Chevrolet, GMC, Buick Vehicles
• Connects aftermarket speakers to the factory speaker harness
• Quick and easy installation
• No cutting needed

Metra 40-GM10

Connect your factory antenna to a new aftermarket radio for select 1958-2023 vehicles from GMC, Chevrolet, Pontiac

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Connect your factory antenna to a new aftermarket radio for select 1958-2023 vehicles from GMC, Chevrolet, Pontiac

• Antenna adapter for select 1958-2023 vehicles from GMC, Chevrolet, Pontiac
• Use for replacing vehicle radio
• Male Motorola connector on one end
• Female connector on other end

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This product fits your 2005 STS
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$6.99

In stock

• Antenna adapter for select 1958-2023 vehicles from GMC, Chevrolet, Pontiac
• Use for replacing vehicle radio
• Male Motorola connector on one end
• Female connector on other end

American International CR-6

Connect your factory antenna to a new aftermarket radio for select 2002-2020 vehicles from Ford, Chevrolet, GMC

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Connect your factory antenna to a new aftermarket radio for select 2002-2020 vehicles from Ford, Chevrolet, GMC

• Antenna Adapter for select 2002-2020 vehicles from Ford, Chevrolet, GMC
• Replace factory radio with aftermarket radio
• Mini Chrysler female one end and Motorola male other end
• Easy installation

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This product fits your 2005 STS
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$3.99

In stock

• Antenna Adapter for select 2002-2020 vehicles from Ford, Chevrolet, GMC
• Replace factory radio with aftermarket radio
• Mini Chrysler female one end and Motorola male other end
• Easy installation

Scosche MDA1B Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1958-2023 vehicles from GMC, Chevrolet, Pontiac

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Connect your factory antenna to a new aftermarket radio for select 1958-2023 vehicles from GMC, Chevrolet, Pontiac

• GM / Chevrolet Antenna Adapter
• Aftermarket Antenna Male (Motorola Plug) to Factory Radio Female (Proprietary Plug)
• select 1958-2023 vehicles from GMC, Chevrolet, Pontiac Vehicles

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This product fits your 2005 STS
361
Was $8.95 Details
$5.99

In stock

• GM / Chevrolet Antenna Adapter
• Aftermarket Antenna Male (Motorola Plug) to Factory Radio Female (Proprietary Plug)
• select 1958-2023 vehicles from GMC, Chevrolet, Pontiac Vehicles

iDataLink Maestro ACC-NAV1

Connect Factory GPS Antenna to Select Alpine and Kenwood Navigation Stereos

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Connect Factory GPS Antenna to Select Alpine and Kenwood Navigation Stereos

• Fakra on factory GPS to select Alpine and Kenwood stereo
• Includes 9" GPS antenna adapter cable
• Plug-n-play, easy installation

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$16.99

In stock

• Fakra on factory GPS to select Alpine and Kenwood stereo
• Includes 9" GPS antenna adapter cable
• Plug-n-play, easy installation

Metra 40-GM12

Connect your factory antenna to a new aftermarket radio for select 1958-2023 vehicles from GMC, Chevrolet, Pontiac

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Connect your factory antenna to a new aftermarket radio for select 1958-2023 vehicles from GMC, Chevrolet, Pontiac

• Antenna adapter for select 1958-2023 vehicles from GMC, Chevrolet, Pontiac
• Use for replacing vehicle radio
• Male Motorola connector on one end
• Female connector on other end

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This product fits your 2005 STS
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Was $16.99 Details
$14.99

In stock

• Antenna adapter for select 1958-2023 vehicles from GMC, Chevrolet, Pontiac
• Use for replacing vehicle radio
• Male Motorola connector on one end
• Female connector on other end

Metra 99-4544 Dash Kit

Install a new Single-DIN car stereo in select 1958-2023 vehicles from Chevrolet, GMC, Pontiac (Black)

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Install a new Single-DIN car stereo in select 1958-2023 vehicles from Chevrolet, GMC, Pontiac (Black)

• Single-DIN Dash Kit
• Painted scratch-resistant black
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

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This product fits your 2005 STS
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$29.99

In stock

• Single-DIN Dash Kit
• Painted scratch-resistant black
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

iDataLink Maestro ACC-NAV2

Connect Factory GPS Antenna to Select Pioneer Navigation Stereos

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Connect Factory GPS Antenna to Select Pioneer Navigation Stereos

• Fakra on factory GPS to select Pioneer stereos
• Includes 9" GPS antenna adapter cable
• Plug-n-play, easy installation

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This product fits your 2005 STS
Was $21.99 Details
$16.99

In stock

• Fakra on factory GPS to select Pioneer stereos
• Includes 9" GPS antenna adapter cable
• Plug-n-play, easy installation

Scosche MDAB Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1958-2023 vehicles from GMC, Chevrolet, Pontiac

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Connect your factory antenna to a new aftermarket radio for select 1958-2023 vehicles from GMC, Chevrolet, Pontiac

• Connects aftermarket stereo to factory antenna
• select 1958-2023 vehicles from GMC, Chevrolet, Pontiac Vehicles
• Ensures optimal signal quality

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This product fits your 2005 STS
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$6.99

In stock

• Connects aftermarket stereo to factory antenna
• select 1958-2023 vehicles from GMC, Chevrolet, Pontiac Vehicles
• Ensures optimal signal quality

Metra 40-GM20 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1958-2024 vehicles from Chevrolet, GMC, Pontiac

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Connect your factory antenna to a new aftermarket radio for select 1958-2024 vehicles from Chevrolet, GMC, Pontiac

• Factory Radio with Mini "Barbed" Connector to Aftermarket Antenna Adapter
• select 1958-2024 vehicles from Chevrolet, GMC, Pontiac Vehicles

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$6.99

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• Factory Radio with Mini "Barbed" Connector to Aftermarket Antenna Adapter
• select 1958-2024 vehicles from Chevrolet, GMC, Pontiac Vehicles

Axxess AXDIS-GM13

Install a new car stereo and retains steering wheel audio controls and other factory features

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Install a new car stereo and retains steering wheel audio controls and other factory features

• Provides 12-Volt accessory power (RAP)
• Compatible with amplified audio systems
• Retains audio controls on the steering wheel
• Micro-B USB Updatable

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Was $262.99 Details
$235.99

• Provides 12-Volt accessory power (RAP)
• Compatible with amplified audio systems
• Retains audio controls on the steering wheel
• Micro-B USB Updatable

Metra 40-GM30 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1983-2014 vehicles from GMC, Chevrolet, Pontiac

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Connect your factory antenna to a new aftermarket radio for select 1983-2014 vehicles from GMC, Chevrolet, Pontiac

• Barbed Antenna Adapter Kit
• select 1983-2014 vehicles from GMC, Chevrolet, Pontiac Vehicles
• For the addition of a CD changer or other external devices with built-in FM modulator

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$11.99

In stock

• Barbed Antenna Adapter Kit
• select 1983-2014 vehicles from GMC, Chevrolet, Pontiac Vehicles
• For the addition of a CD changer or other external devices with built-in FM modulator

Sony XAV-AX8500

10.1" Single DIN Floating Touchscreen Digital Multimedia Receiver with Bluetooth, Apple CarPlay and Android Auto (SiriusXM Ready)

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10.1" Single DIN Floating Touchscreen Digital Multimedia Receiver with Bluetooth, Apple CarPlay and Android Auto (SiriusXM Ready)

• Single DIN Bluetooth Digital Multimedia Receiver
• 10.1" TFT Active Matrix Display
• Apple CarPlay (wireless) and Android Auto (wired and wireless) compatible
• 3 sets of 5 volts preamp outputs
• 14-Band Graphic EQ and 8-Band Parametric EQ
• SiriusXM Satellite Radio Ready
• iDatalink Maestro compatible
• Flexible installation in both single and double-DIN dashboards

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This product fits your 2005 STS
1
Was $899.99 Details
$798.00

In stock

Alpine UTE-73BT

Single DIN Digital Media Receiver with Bluetooth (SiriusXM Ready)

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Single DIN Digital Media Receiver with Bluetooth (SiriusXM Ready)

• Single DIN Digital Media Receiver
• 1-line Digital LED Backlit Display with RGB illumination
• Control music/other apps via iPhone and Android
• 3 sets of 2 volts preamp outputs
• 3-Band Parametric Equalizer
• SiriusXM Satellite Radio Ready
• NFC-compatible for select Android devices
• Built-in amplifier

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This product fits your 2005 STS
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Was $170.00 Details
$129.95

In stock

• Single DIN Digital Media Receiver
• 1-line Digital LED Backlit Display with RGB illumination
• Control music/other apps via iPhone and Android
• 3 sets of 2 volts preamp outputs
• 3-Band Parametric Equalizer
• SiriusXM Satellite Radio Ready
• NFC-compatible for select Android devices
• Built-in amplifier

DS18 TWPZ

80W Peak (40W RMS) 1" Slim Dome Super Tweeters

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80W Peak (40W RMS) 1" Slim Dome Super Tweeters

• 1" Dome Tweeters
• 80 watts Peak Each
• 40 watts RMS Each
• Impedance

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Fits the following location in your 2005 STS
  • Under Front Seat
5
$5.95 /pair

In stock

• 1" Dome Tweeters
• 80 watts Peak Each
• 40 watts RMS Each
• Impedance

Sony MEX-N5300BT

Single DIN Bluetooth/CD/MP3 In-Dash Car Stereo Receiver with NFC connectivity

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Single DIN Bluetooth/CD/MP3 In-Dash Car Stereo Receiver with NFC connectivity

• 55W x 4 Chan. MAX / 20W x 4 Chan. RMS
• 3 Sets of Preamp Outputs
• 10-Band EQ10 Eqaualizer
• Dynamic Stage Organizer optimizes the sound stage from your door panel speakers
• Time alignment maximizes music based on where you're seated, adjustable

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This product fits your 2005 STS
2
Was $129.99 Details
$128.00

In stock

Planet Audio P70CPA-CF

7" Single DIN Floating Touchscreen Digital Multimedia Receiver with Bluetooth, Apple CarPlay and Android Auto

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7" Single DIN Floating Touchscreen Digital Multimedia Receiver with Bluetooth, Apple CarPlay and Android Auto

• Single DIN In-Dash Bluetooth Digital Media Receiver
• 7" Capacitive Touchscreen Display
• Apple CarPlay and Android Auto Compatible
• 3 sets of 4 volts preamp outputs
• Built-in preset EQ

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This product fits your 2005 STS
$319.99

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• Single DIN In-Dash Bluetooth Digital Media Receiver
• 7" Capacitive Touchscreen Display
• Apple CarPlay and Android Auto Compatible
• 3 sets of 4 volts preamp outputs
• Built-in preset EQ

JBL Club 34F (JBLSPKCB34F)

150W Peak (50W RMS) 3.5" Club Series 2 Way Coaxial 3-ohm Speakers

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150W Peak (50W RMS) 3.5" Club Series 2 Way Coaxial 3-ohm Speakers

• 75 watts Peak Each, 25 watts RMS Each
• Silk Edge Driven Dome tweeters
• UV-Resistant Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 89 dB

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found car based on your search
Fits multiple locations in your 2005 STS
  • Center Dash
  • Rear Deck Corner
3
Was $109.95 Details
$79.95 /pair

In stock

Only 1 Left!

• 75 watts Peak Each, 25 watts RMS Each
• Silk Edge Driven Dome tweeters
• UV-Resistant Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 89 dB

Hertz DSK 130.3

240W Peak (120W RMS) 5.25” Dieci Series 2-way 4-ohm Component Speaker System

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240W Peak (120W RMS) 5.25” Dieci Series 2-way 4-ohm Component Speaker System

• 120 watts Peak Each, 60 watts RMS Each
• 1" PEI (Polyetherimide) Dome-Cone tweeters with high-energy neodymium magnets
• Water-repellent Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

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found car based on your search
Fits multiple locations in your 2005 STS
  • Front Door
  • Rear Door
Was $230.00 Details
$199.99 /set

In stock

Only 3 Left!

• 120 watts Peak Each, 60 watts RMS Each
• 1" PEI (Polyetherimide) Dome-Cone tweeters with high-energy neodymium magnets
• Water-repellent Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

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    FAQ for your 2005 STS

    Q: Can I upgrade the factory stereo system in my 2005 Cadillac STS?

    A: Yes you can improve your sound in your STS by upgrading your speakers and/or adding an amplifier. You may also be able to update the stereo and main display in your 2005 STS if there is a dash kit and harness solution available.

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    • Owner’s manual
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    • Vehicle produced after 2005: Inside driver’s side door
    • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
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