2005 Lexus GS300 Keys

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Keep Your 2005 Lexus GS300 in Top Shape with Quality Keys

Whether you’re repairing or upgrading your Key, using high-quality parts is key to keeping your 2005 Lexus GS300 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Remote Key Housings, Alarm and Keyless Entry Transmitters, and Vehicle Keys. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Competitive Prices and Extensive Inventory

The average price for a 2005 Lexus GS300 Key at Advance Auto Parts is around $130.59, with a range that starts at $11.99 and goes up to $192.99. With 5 options in stock from 3 trusted brands, finding the right fit is easy. Popular picks like iKeyless Lexus Remote & Key Combo – 3 Buttons, LEXKEY020COMBO, iKeyless Lexus Remote Entry Smart Key – 4 Buttons, LEX250SMARTKEY, and Dorman Keyless Entry Remote 3 Button, 99601ST start at just $187.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Key, don’t forget to check out other key components like Covers and Storage and Cargo Products. At Advance Auto Parts, we’re here to help you keep your 2005 Lexus GS300 in peak condition, inside and out.

Essential 2005 Lexus GS300 Keys

iKeyless – iKeyless Lexus Remote & Key Combo – 3 Buttons, LEXKEY030COMBO (Part No.LEXKEY030COMBO)

iKeyless Lexus Remote & Key Combo - 3 Buttons, LEXKEY030COMBO

from

$187.99
This Remote Key Combo is both a bladed key which starts your ignition and a remote for your vehicleft.s Keyless Entry System. The item pictured uses a High Security Key Blade, a special type of blade that is cut down the center of the key rather than the edges.This makes fraudulent ignition picking and key duplication nearly impossible. This remote key must be professionally cut and programmed when received by your dealer, local automotive locksmith, or hardware store. This transmitter will work on vehicles equipped with turn-the-key ignition and standard keyless entry system. Compatible Vehicles: Lexus ES 330 (2004-2006) Lexus GS 300 (2004) Lexus GX 470 (2006) Lexus LS 430 (2001-2006) Lexus SC 430 (2002-2011)
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iKeyless – iKeyless Lexus Remote & Key Combo – 3 Buttons, LEXKEY020COMBO (Part No.LEXKEY020COMBO)

iKeyless Lexus Remote & Key Combo - 3 Buttons, LEXKEY020COMBO

from

$187.99
This Remote Key Combo is both a bladed key which starts your ignition and a remote for your vehicleft.s Keyless Entry System. The item pictured uses a High Security Key Blade, a special type of blade that is cut down the center of the key rather than the edges.This makes fraudulent ignition picking and key duplication nearly impossible. This remote key must be professionally cut and programmed when received by your dealer, local automotive locksmith, or hardware store. This transmitter will work on vehicles equipped with turn-the-key ignition and standard keyless entry system. Compatible Vehicles: Lexus ES 300 (2002-2003) Lexus GS 300 (1998-2005) Lexus GS 400 (1998-2000) Lexus GS 430 (2001-2005) Lexus IS 300 (2001-2005) Lexus LS 400 (1998-2000)
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iKeyless – iKeyless Lexus Remote Entry Smart Key – 4 Buttons, LEX250SMARTKEY (Part No.LEX250SMARTKEY)

iKeyless Lexus Remote Entry Smart Key - 4 Buttons, LEX250SMARTKEY

from

$192.99
This transmitter device operates your vehicleft.s keyless entry system with 4 button functions: LOCK, UNLOCK, TRUNK, and PANIC. Brand new with uncut emergency insert key included. Genuine, original OEM remote. Same as the remote you can purchase at your local dealership. This remote must be professionally programmed when received by your dealer or a local automotive locksmith. Emergency insert key also needs to be cut. Price above is quoted for one replacement keyless entry unit including the emergency key. Compatible Vehicles: Lexus ES 350 (2007-2012) Lexus GS 300 (2005-2006) Lexus GS 350 (2006-2008) Lexus GS 430 (2005-2007) Lexus GS 450 (2007) Lexus GS 460 (2008) Lexus IS 250 (2006-2008) Lexus IS 350 (2006-2008) Lexus IS F (2008-2011) Lexus LS 460 (2007-2008) Lexus LX 570 (2008-2011)
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Dorman – Dorman Keyless Entry Remote 3 Button, 99601ST (Part No.99601ST)

Dorman Keyless Entry Remote 3 Button, 99601ST

from

$189.99
This keyless entry remote is designed to match the appearance and function of the original key fob on specified vehicles, providing a nearly identical replacement or spare transmitter. It requires programming with a compatible scan tool to be paired with a vehicle. Setup by a qualified and properly equipped professional is recommended.
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Dorman – Help – Dorman – Help Keyless Entry Remote – 4 Button (OE Fix), 99389 (Part No.99389)

Dorman - Help Keyless Entry Remote - 4 Button (OE Fix), 99389

from

$242.99
Need a new keyless remote- This fob is designed to look and function exactly like your original, and you don’t need to pay for expensive programming at the car dealership. This Dorman OE FIX replacement includes a patented, DIY-friendly programming tool for simple replacement. Just plug it into the OBD II port in your dashboard, follow the included instructions, and you’re good to go. Setup takes minutes, and you can rely on your new remote for years.
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iKeyless – iKeyless Lexus Black Replacement Remote Shell – 4 Buttons, LEXMT100 (Part No.LEXMT100)

iKeyless Lexus Black Replacement Remote Shell - 4 Buttons, LEXMT100

from

$11.99
One brand new, aftermarket replacement remote case. There are no electronics included. You can simply replace the old case on your old remote. Just take the insides out and put them in this shell. Do not pay the dealer $250 for another remote if your case just worn out or broken! This remote case is for remotes with 4 buttons: LOCK, UNLOCK, TRUNK, and PANIC. Compatible Vehicles include but not limited to: Lexus CT 200h (2011-2016) Lexus ES 350 (2007-2014) Lexus GS 300 (2005-2006) Lexus GS 350 (2006-2012) Lexus GS 430 (2005-2007) Lexus GS 450 (2007-2011) Lexus GS 450h (2007-2011) Lexus GS 460 (2008-2015) Lexus GX (2018-2019) Lexus GX 460 (2010-2019) Lexus GX 470 (2013-2015) Lexus HS 250h (2010-2012) Lexus IS 250 (2006-2015) Lexus IS 350 (2006-2015) Lexus IS F (2008-2014) Lexus LS 460 (2007-2015) Lexus LS 600 (2008-2014) Lexus LX 570 (2008-2016) Lexus RC F (2015) Lexus RX 350 (2010-2015) Lexus RX 400h (2011-2016) Lexus RX 450 (2010-2015) Toyota 4Runner (2013)
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Car Keys Express – Car Keys Express Universal EZ Installer, UNEZ-0BX (Part No.UNEZ-0BX)

Car Keys Express Universal EZ Installer, UNEZ-0BX

from

$69.99
The Universal EZ Installer is a Fob & Remote Pairing OBD Programmer Tool for Specific Vehicles. Modern car keys need to be electronically paired to a vehicle in order to work. Before the EZ Installer, this meant an expensive trip to the dealership to use their special computers. Not anymore. The EZ Installer does the same thing in minutes using an app on your phone.
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Most Popular Remote Key Housings for 2005 Lexus GS300s

Enhance your 2005 Lexus GS300 with one of the 2 Remote Key Housings we have in stock, starting at just $11.99.

Car Keys Express – Car Keys Express Universal EZ Installer, UNEZ-0BX (Part No.UNEZ-0BX)

Car Keys Express Universal EZ Installer, UNEZ-0BX

from

$69.99
The Universal EZ Installer is a Fob & Remote Pairing OBD Programmer Tool for Specific Vehicles. Modern car keys need to be electronically paired to a vehicle in order to work. Before the EZ Installer, this meant an expensive trip to the dealership to use their special computers. Not anymore. The EZ Installer does the same thing in minutes using an app on your phone.
See More

iKeyless – iKeyless Lexus Black Replacement Remote Shell – 4 Buttons, LEXMT100 (Part No.LEXMT100)

iKeyless Lexus Black Replacement Remote Shell - 4 Buttons, LEXMT100

from

$11.99
One brand new, aftermarket replacement remote case. There are no electronics included. You can simply replace the old case on your old remote. Just take the insides out and put them in this shell. Do not pay the dealer $250 for another remote if your case just worn out or broken! This remote case is for remotes with 4 buttons: LOCK, UNLOCK, TRUNK, and PANIC. Compatible Vehicles include but not limited to: Lexus CT 200h (2011-2016) Lexus ES 350 (2007-2014) Lexus GS 300 (2005-2006) Lexus GS 350 (2006-2012) Lexus GS 430 (2005-2007) Lexus GS 450 (2007-2011) Lexus GS 450h (2007-2011) Lexus GS 460 (2008-2015) Lexus GX (2018-2019) Lexus GX 460 (2010-2019) Lexus GX 470 (2013-2015) Lexus HS 250h (2010-2012) Lexus IS 250 (2006-2015) Lexus IS 350 (2006-2015) Lexus IS F (2008-2014) Lexus LS 460 (2007-2015) Lexus LS 600 (2008-2014) Lexus LX 570 (2008-2016) Lexus RC F (2015) Lexus RX 350 (2010-2015) Lexus RX 400h (2011-2016) Lexus RX 450 (2010-2015) Toyota 4Runner (2013)
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Best-Selling 2005 Lexus GS300 Alarm and Keyless Entry Transmitter

Upgrade your GS300 with our best-selling Alarm and Keyless Entry Transmitter.

Dorman – Dorman Keyless Entry Remote 3 Button, 99601ST (Part No.99601ST)

Dorman Keyless Entry Remote 3 Button, 99601ST

from

$189.99
This keyless entry remote is designed to match the appearance and function of the original key fob on specified vehicles, providing a nearly identical replacement or spare transmitter. It requires programming with a compatible scan tool to be paired with a vehicle. Setup by a qualified and properly equipped professional is recommended.
See More

Top-Quality Vehicle Keys for 2005 Lexus GS300s

Choose a high-quality OEM or aftermarket Vehicle Key for Lexus GS300s and enjoy top-notch performance from $187.99.

iKeyless – iKeyless Lexus Remote Entry Smart Key – 4 Buttons, LEX250SMARTKEY (Part No.LEX250SMARTKEY)

iKeyless Lexus Remote Entry Smart Key - 4 Buttons, LEX250SMARTKEY

from

$192.99
This transmitter device operates your vehicleft.s keyless entry system with 4 button functions: LOCK, UNLOCK, TRUNK, and PANIC. Brand new with uncut emergency insert key included. Genuine, original OEM remote. Same as the remote you can purchase at your local dealership. This remote must be professionally programmed when received by your dealer or a local automotive locksmith. Emergency insert key also needs to be cut. Price above is quoted for one replacement keyless entry unit including the emergency key. Compatible Vehicles: Lexus ES 350 (2007-2012) Lexus GS 300 (2005-2006) Lexus GS 350 (2006-2008) Lexus GS 430 (2005-2007) Lexus GS 450 (2007) Lexus GS 460 (2008) Lexus IS 250 (2006-2008) Lexus IS 350 (2006-2008) Lexus IS F (2008-2011) Lexus LS 460 (2007-2008) Lexus LX 570 (2008-2011)
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iKeyless – iKeyless Lexus Remote & Key Combo – 3 Buttons, LEXKEY020COMBO (Part No.LEXKEY020COMBO)

iKeyless Lexus Remote & Key Combo - 3 Buttons, LEXKEY020COMBO

from

$187.99
This Remote Key Combo is both a bladed key which starts your ignition and a remote for your vehicleft.s Keyless Entry System. The item pictured uses a High Security Key Blade, a special type of blade that is cut down the center of the key rather than the edges.This makes fraudulent ignition picking and key duplication nearly impossible. This remote key must be professionally cut and programmed when received by your dealer, local automotive locksmith, or hardware store. This transmitter will work on vehicles equipped with turn-the-key ignition and standard keyless entry system. Compatible Vehicles: Lexus ES 300 (2002-2003) Lexus GS 300 (1998-2005) Lexus GS 400 (1998-2000) Lexus GS 430 (2001-2005) Lexus IS 300 (2001-2005) Lexus LS 400 (1998-2000)
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FAQs for 2005 Lexus GS300 Keys

What are the best-selling Keys for 2005 Lexus GS300s?

Out of 5 Keys that fit 2005 Lexus GS300s, the following parts are the top sellers:

What’s the price range for 2005 Lexus GS300 Keys?

The prices of Keys for the 2005 Lexus GS300 range from $11.99 up to $192.99 for the most premium parts.

What is the average price of a Key for a 2005 Lexus GS300?

The average price for Keys for the 2005 Lexus GS300 is $130.59. Keep in mind the variety of part types within our Key category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Keys for other Lexus GS300 model years?

Yes, we carry Keys for 7 model years of Lexus GS300s between 1998 and 2006. The following model years are the most popular for Key purchases: 2006, 2004, 2003, 2002, 2001, 2000, 1999, and 1998.

What are the cheapest Keys for my 2005 Lexus GS300?

Does Advance Auto Parts sell Keys for any other 2005 Lexus models?

Yes. We stock Keys for 7 other popular 2005 Lexus models. Some of the most popular are 2005 ES330 Keys, 2005 RX330 Keys, 2005 LS430 Keys, 2005 LX470 Keys, and 2005 SC430 Keys.

What types of Keys do you sell for my 2005 Lexus GS300?

As of 8/2/26, these are some of the most in-demand types of Keys for a 2005 Lexus GS300:

Can I get help with 2005 Lexus GS300 Key orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Lexus Keys and more.

What is your return policy for Lexus GS300 Keys?

Advance Auto Parts keeps returns simple. For new Lexus GS300 Keys and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.