2003 Subaru Legacy Air Suspension and Kits

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Keep Your 2003 Subaru Legacy in Top Shape with Quality Air Suspension and Kits

Whether you’re repairing or upgrading your Air Suspension and Kit, using high-quality parts is key to keeping your 2003 Subaru Legacy looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Suspension Strut Mounting Kits, Lift and Lowering Kits, and Suspension Stabilizer Bar Link Bushing Kits. 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 2003 Subaru Legacy Air Suspension and Kit at Advance Auto Parts is around $65.60, with a range that starts at $19.99 and goes up to $225.99. With 9 options in stock from 3 trusted brands, finding the right fit is easy. Popular picks like Monroe Strut-Mate Front Rear Suspension Strut Bumper and Bellows Kit, 63632, Whiteline Sway Bar Bushing Kit, W0406-15, and Whiteline Front Lower Inner Rear Bushings Offset Caster, KCA375 start at just $19.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Air Suspension and Kit, don’t forget to check out other key components like Coil and Leaf Springs and Shocks and Struts. At Advance Auto Parts, we’re here to help you keep your 2003 Subaru Legacy in peak condition, inside and out.

Essential 2003 Subaru Legacy Air Suspension and Kits

Whiteline – Whiteline Heavy Duty Rear Sway Bar Mount Kit, KBR21-20 (Part No.KBR21-20)

Whiteline Heavy Duty Rear Sway Bar Mount Kit, KBR21-20

from

$127.99
Whiteline heavy duty rear sway bar mounting saddle kits are designed to replace the original equipment mounts with a stronger more rigid forged alloy version. This Whiteline kit improves sway bar response and should be used for large diameter or adjustable sway bars especially when running the stiffer sway bar set tings as factory mounts will twist/ flex and potentially fail prematurely.
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Whiteline – Whiteline Heavy Duty Rear Sway Bar Mount Kit, KBR21-27 (Part No.KBR21-27)

Whiteline Heavy Duty Rear Sway Bar Mount Kit, KBR21-27

from

$127.99
Whiteline heavy duty rear sway bar mounting saddle kits are designed to replace the original equipment mounts with a stronger more rigid forged alloy version. This Whiteline kit improves sway bar response and should be used for large diameter or adjustable sway bars especially when running the stiffer sway bar settings as factory mounts will twist/ flex and potentially fail prematurely.
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Whiteline – Whiteline Front Lower Inner Rear Bushings Offset Caster, KCA375 (Part No.KCA375)

Whiteline Front Lower Inner Rear Bushings Offset Caster, KCA375

from

$93.99
Whiteline caster kits are designed to improve cornering grip and vehicle straight line stability through increased static caster and dynamic negative camber gain. In addition, synthetic elastomer bushings provide improved steering feedback and braking performance.
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Whiteline – Whiteline Front Lower Inner Rear Bushings Offset Caster & Anti Lift, KCA319A (Part No.KCA319A)

Whiteline Front Lower Inner Rear Bushings Offset Caster & Anti Lift, KCA319A

from

$225.99
Whiteline Anti Lift Kits are primarily designed to improve traction and cornering grip under power. By increasing static caster and improving front end geometry the new alloy mounts coupled with low compliance synthetic elastomer bushings serve to dramatically sharpen initial turn-in response and reduce understeer.
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Whiteline – Whiteline Rear Differential Bushings – Mount in Cradle, KDT906 (Part No.KDT906)

Whiteline Rear Differential Bushings - Mount in Cradle, KDT906

from

$52.99
Whiteline’s differential bushing solutions ensure pinion angles are maintained while delivering an improved gear shift resulting in reduced initial torque loss and greater power transfer to the wheels.
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Whiteline – Whiteline Sway Bar Bushing Kit, W0406-15 (Part No.W0406-15)

Whiteline Sway Bar Bushing Kit, W0406-15

from

$19.99
One of the most common suspension service items as they are easily inspected and simple to replace. Whiteline sway bar mounts utilise the latest technology synthetic elastomer combined with effective designs such as the internal bore knurling and grease retention lips for optimum lubrication and performance. Be sure to measure the sway bar diameter to ensure appropriate diameter mount bushing is selected.
See More

Whiteline – Whiteline Rear Differential Bushings – Outrigger, KDT905 (Part No.KDT905)

Whiteline Rear Differential Bushings - Outrigger, KDT905

from

$48.99
Whiteline’s differential bushing solutions ensure pinion angles are maintained while delivering an improved gear shift resulting in reduced initial torque loss and greater power transfer to the wheels.
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Nolathane – Nolathane Sway Bar End Link Bushing Set, REV014.0004 (Part No.REV014.0004)

Nolathane Sway Bar End Link Bushing Set, REV014.0004

from

$10.99
With over 40 years of history, Nolathane remains the number 1 replacement and enhancement bushing and chassis component brand throughout Australia & New Zealand and now boasts a warehouse in California & catalog to suit the North American market.
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Nolathane – Nolathane Sway Bar End Link Bushing Kit – Wagon Models, REV006.0042 (Part No.REV006.0042)

Nolathane Sway Bar End Link Bushing Kit - Wagon Models, REV006.0042

from

$27.99
With over 40 years of history, Nolathane remains the number 1 replacement and enhancement bushing and chassis component brand throughout Australia & New Zealand and now boasts a warehouse in California & catalog to suit the North American market.
See More

Nolathane – Nolathane Sway Bar End Link Bushing Set – Wagon Models, REV014.0002 (Part No.REV014.0002)

Nolathane Sway Bar End Link Bushing Set - Wagon Models, REV014.0002

from

$28.99
Worn or deteriorated link bushings although small can have considerable influence over sway bar performance and more notably vehicle handling behaviour. Nolathane formulation bushings are engineered to last and deliver improved driving performance.
See More

Nolathane – Nolathane Sway Bar End Link Bushing Set, REV014.0044 (Part No.REV014.0044)

Nolathane Sway Bar End Link Bushing Set, REV014.0044

from

$13.99
With over 40 years of history, Nolathane remains the number 1 replacement and enhancement bushing and chassis component brand throughout Australia & New Zealand and now boasts a warehouse in California & catalog to suit the North American market.
See More

Monroe – Monroe Strut-Mate Suspension Strut Mount, 904934 (Part No.904934)

Monroe Strut-Mate Suspension Strut Mount, 904934

from

$48.99
Every new strut deserves a Monroe Strut-Mate Mounting Kit. Designed to reduce noise and vibration, Strut-Mate Mounting Kits complement the ride control characteristics of Monroe struts. Install when replacing conventional struts or springs.
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Monroe – Monroe Strut-Mate Suspension Strut Mount, 907949 (Part No.907949)

Monroe Strut-Mate Suspension Strut Mount, 907949

from

$76.99
Every new strut deserves a Monroe Strut-Mate Mounting Kit. Designed to reduce noise and vibration, Strut-Mate Mounting Kits complement the ride control characteristics of Monroe struts. Install when replacing conventional struts or springs.
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Monroe – Monroe Strut-Mate Front Rear Suspension Strut Bumper and Bellows Kit, 63632 (Part No.63632)

Monroe Strut-Mate Front Rear Suspension Strut Bumper and Bellows Kit, 63632

from

$42.49
Designed to protect the strut, the Monroe Strut-Mate Boot Kit is the perfect replacement for a damaged jounce bumper or boot. Heavy-duty construction and unique design features make it the ideal choice for maximum rod protection and improved strut life.
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Most Popular Suspension Strut Mounting Kit for 2003 Subaru Legacies

Enhance your 2003 Subaru Legacy with this popular Suspension Strut Mounting Kit we have in stock, for $48.99.

Monroe – Monroe Strut-Mate Suspension Strut Mount, 904934 (Part No.904934)

Monroe Strut-Mate Suspension Strut Mount, 904934

from

$48.99
Every new strut deserves a Monroe Strut-Mate Mounting Kit. Designed to reduce noise and vibration, Strut-Mate Mounting Kits complement the ride control characteristics of Monroe struts. Install when replacing conventional struts or springs.
See More

Best-Selling 2003 Subaru Legacy Lift and Lowering Kits

Upgrade your Legacy with one of our 5 best-selling Lift and Lowering Kits.

Whiteline – Whiteline Front Lower Inner Rear Bushings Offset Caster & Anti Lift, KCA319A (Part No.KCA319A)

Whiteline Front Lower Inner Rear Bushings Offset Caster & Anti Lift, KCA319A

from

$225.99
Whiteline Anti Lift Kits are primarily designed to improve traction and cornering grip under power. By increasing static caster and improving front end geometry the new alloy mounts coupled with low compliance synthetic elastomer bushings serve to dramatically sharpen initial turn-in response and reduce understeer.
See More

Whiteline – Whiteline Front Lower Inner Rear Bushings Offset Caster, KCA375 (Part No.KCA375)

Whiteline Front Lower Inner Rear Bushings Offset Caster, KCA375

from

$93.99
Whiteline caster kits are designed to improve cornering grip and vehicle straight line stability through increased static caster and dynamic negative camber gain. In addition, synthetic elastomer bushings provide improved steering feedback and braking performance.
See More

Whiteline – Whiteline Rear Differential Bushings – Mount in Cradle, KDT906 (Part No.KDT906)

Whiteline Rear Differential Bushings - Mount in Cradle, KDT906

from

$52.99
Whiteline’s differential bushing solutions ensure pinion angles are maintained while delivering an improved gear shift resulting in reduced initial torque loss and greater power transfer to the wheels.
See More

Whiteline – Whiteline Rear Differential Bushings – Outrigger, KDT905 (Part No.KDT905)

Whiteline Rear Differential Bushings - Outrigger, KDT905

from

$48.99
Whiteline’s differential bushing solutions ensure pinion angles are maintained while delivering an improved gear shift resulting in reduced initial torque loss and greater power transfer to the wheels.
See More

Whiteline – Whiteline Sway Bar Bushing Kit, W0406-15 (Part No.W0406-15)

Whiteline Sway Bar Bushing Kit, W0406-15

from

$19.99
One of the most common suspension service items as they are easily inspected and simple to replace. Whiteline sway bar mounts utilise the latest technology synthetic elastomer combined with effective designs such as the internal bore knurling and grease retention lips for optimum lubrication and performance. Be sure to measure the sway bar diameter to ensure appropriate diameter mount bushing is selected.
See More

Top-Quality Suspension Stabilizer Bar Link Bushing Kits for 2003 Subaru Legacies

Choose a high-quality OEM or aftermarket Suspension Stabilizer Bar Link Bushing Kit for Subaru Legacies and enjoy top-notch performance from $27.99.

Nolathane – Nolathane Sway Bar End Link Bushing Set – Wagon Models, REV014.0002 (Part No.REV014.0002)

Nolathane Sway Bar End Link Bushing Set - Wagon Models, REV014.0002

from

$28.99
Worn or deteriorated link bushings although small can have considerable influence over sway bar performance and more notably vehicle handling behaviour. Nolathane formulation bushings are engineered to last and deliver improved driving performance.
See More

Nolathane – Nolathane Sway Bar End Link Bushing Kit – Wagon Models, REV006.0042 (Part No.REV006.0042)

Nolathane Sway Bar End Link Bushing Kit - Wagon Models, REV006.0042

from

$27.99
With over 40 years of history, Nolathane remains the number 1 replacement and enhancement bushing and chassis component brand throughout Australia & New Zealand and now boasts a warehouse in California & catalog to suit the North American market.
See More

Our Top Pick for a 2003 Subaru Legacy Suspension Strut Bumper and Bellows Kit

Invest in a durable Suspension Strut Bumper and Bellows Kit for your 2003 Subaru, knowing you’re getting trusted brands and expert craftsmanship.

Monroe – Monroe Strut-Mate Front Rear Suspension Strut Bumper and Bellows Kit, 63632 (Part No.63632)

Monroe Strut-Mate Front Rear Suspension Strut Bumper and Bellows Kit, 63632

from

$42.49
Designed to protect the strut, the Monroe Strut-Mate Boot Kit is the perfect replacement for a damaged jounce bumper or boot. Heavy-duty construction and unique design features make it the ideal choice for maximum rod protection and improved strut life.
See More

FAQs for 2003 Subaru Legacy Air Suspension and Kits

What are the best-selling Air Suspension and Kits for 2003 Subaru Legacies?

Out of 9 Air Suspension and Kits that fit 2003 Subaru Legacies, the following parts are the top sellers:

What’s the price range for 2003 Subaru Legacy Air Suspension and Kits?

The prices of Air Suspension and Kits for the 2003 Subaru Legacy range from $19.99 up to $225.99 for the most premium parts.

What is the average price of an Air Suspension and Kit for a 2003 Subaru Legacy?

The average price for Air Suspension and Kits for the 2003 Subaru Legacy is $65.60. Keep in mind the variety of part types within our Air Suspension and Kit category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Air Suspension and Kits for other Subaru Legacy model years?

Yes, we carry Air Suspension and Kits for 29 model years of Subaru Legacies between 1990 and 2020. The following model years are the most popular for Air Suspension and Kit purchases: 2020, 2019, 2018, 2017, 2016, 2015, 2014, 2013, and 2012.

What are the cheapest Air Suspension and Kits for my 2003 Subaru Legacy?

Does Advance Auto Parts sell Air Suspension and Kits for any other 2003 Subaru models?

Yes. We stock Air Suspension and Kits for 3 other popular 2003 Subaru models. Some of the most popular are 2003 Outback Air Suspension and Kits, 2003 Impreza Air Suspension and Kits, 2003 Forester Air Suspension and Kits, and 2003 Baja Air Suspension and Kits.

What are the top-rated Air Suspension and Kits that fit the 2003 Subaru Legacy?

The one 2003 Subaru Legacy Air Suspension and Kit we have in stock is the Whiteline Sway Bar Bushing Kit, W0406-15. It costs $19.99.

What types of Air Suspension and Kits do you sell for my 2003 Subaru Legacy?

As of 8/2/26, these are some of the most in-demand types of Air Suspension and Kits for a 2003 Subaru Legacy:

Can I get help with 2003 Subaru Legacy Air Suspension and Kit orders?

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

What is your return policy for Subaru Legacy Air Suspension and Kits?

Advance Auto Parts keeps returns simple. For new Subaru Legacy Air Suspension and Kits and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.