Suspension Products for 2015 Audi S4 Premium Plus

H&R Ultra Low Coil-Over Set

Premium, Autocross/Track

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Front & Rear

$ 1,615.00 Per Kit

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Ride Height: Threaded Adjustment

Manufacturer Part #: 29019-1

Note: Avg. low 1.4-2.7"F & 1.4-2.7"R
Tuner Fitment Lowering height will vary on vehicles with factory sport suspensions such as BMW M-Technik, Mercedes-Benz sport-line suspension, Audi-Sport suspension, etc.

1 Kit: $ 1,615.00

$269.17/mo suggested payments with 6-month promotional financing on your Tire Rack Credit Card. Learn How

KW Street Comfort Coil-Over

Premium, Performance Street, Autocross/Track

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Front & Rear

$ 2,494.00 Per Kit

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Ride Height: Threaded Adjustment

Manufacturer Part #: 18010078

Note: Avg. low 0.8-1.8"F & 0.8-1.8"R
For models without EDC. Height adjustable front and rear axles (front axle threaded strut housings, rear axle adjustable springs + dampers). Front shock absorbers need to be removed from the car for adjustment of stiffness. For cars which have electronic dampers, make sure they are shut down. Specific electronical damper shut-down are available from KW.

Front & Rear

$ 2,814.00 Per Kit

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Ride Height: Threaded Adjustment

Manufacturer Part #: 18010099

Note: Avg. low 0.8-1.8"F & 0.8-1.8"R
For models with EDC. Height adjustable front and rear axles (front axle threaded strut housings, rear axle adjustable springs + dampers). Front shock absorbers need to be removed from the car for adjustment of stiffness. Electronic damping control has to be deactivated Deactivation kit is included in the delivery.

SPC VW/Aud F Camber/Caster Kit

Premium, Performance Street

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Front

$ 799.00 Each

Confirmed available to special order from Supplier/Manufacturer Ships directly from our supplier. Estimated delivery within 10 days. How soon can I get this?

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Manufacturer Part #: 81363

Note: Camber: +/- 1.5°
Required: 1 per wheel. Caster: +/- 1.5°

Set of 2: $ 1,598.00

$266.34/mo suggested payments with 6-month promotional financing on your Tire Rack Credit Card. Learn How

KYB GR-2/Excel-G Strut

Premium

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Affordably priced twin-tube design
Blend smooth ride quality with enhanced road control
Ride stays consistent even under rough conditions

Front

$ 98.37 Each

Confirmed available to special order from Supplier/Manufacturer How soon can I get this?

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Housing: Strut Housing
Non Adjustable

Manufacturer Part #: 341720

Note: Front fitment.

Rear

$ 113.29 Each

Confirmed available to special order from Supplier/Manufacturer How soon can I get this?

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Housing: Strut Housing
Non Adjustable

Manufacturer Part #: 349134

Note: Rear fitment.

Set of 4: $ 423.32

$70.56/mo suggested payments with 6-month promotional financing on your Tire Rack Credit Card. Learn How

SPC Audi Front Adjustable Upper Control Arm

Premium, Performance Street

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Front

$ 1,095.95 Per Pair

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Manufacturer Part #: 81368

Note: Camber: +/- 1.5°
Front Fitment. Adjustment range: Caster: +/- 1.5° Required: 1 kit per axle

1 Pair: $ 1,095.95

$182.66/mo suggested payments with 6-month promotional financing on your Tire Rack Credit Card. Learn How

Koni Sport Shock

Premium, Performance Street, Autocross/Track

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KONI's yellow shock absorbers
Developed for sporting drivers
Combine exceptional road holding and handling properties with acceptable levels of comfort

Front

Special $262.89 $ 210.31 Each

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Housing: Shock Housing
Standard Adjustable

Manufacturer Part #: 8240-1279SPORT

Note: Front Fitment Standard adjustable.

Rear

Special $203.34 $ 162.67 Each

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Housing: Shock Housing
Standard Adjustable

Manufacturer Part #: 8040-1402SPORT

Note: Rear Fitment Standard adjustable.

Set of 4: $ 745.96

$124.33/mo suggested payments with 6-month promotional financing on your Tire Rack Credit Card. Learn How

H&R Anti-Roll Bar

Premium, Performance Street

Reviews (24)

Perfectly complement H&R springs, coil-overs, performance shocks and cup kits
Crafted from spring steel that is stronger, more resilient than other materials
Bent on proprietary machines designed by H&R to produce complex curves and a perfect fit

Front

$ 318.00 Per Kit

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Manufacturer Part #: 70361

Note: Front bar diameter is 30mm. This bar is adjustable.

Rear

$ 309.00 Per Kit

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Manufacturer Part #: 71361

Note: Rear bar diameter is 24mm. This bar is not adjustable.

2 Kits: $ 627.00

$104.50/mo suggested payments with 6-month promotional financing on your Tire Rack Credit Card. Learn How

Bilstein B8 Performance Plus Shock

Premium, Performance Street, Autocross/Track

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For the enthusiast driver demanding superior handling
Excellent for vehicles with lowering springs or upgraded anti-roll bar kits
Built to perform under demanding conditions

Front

$ 289.00 Each

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Housing: Shock Housing
Non Adjustable

Manufacturer Part #: 24-145985

Note: Front Fitment (Performance Plus) Excludes Electronic Suspension

Rear

$ 149.00 Each

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Housing: Shock Housing
Non Adjustable

Manufacturer Part #: 24-145992

Note: Rear Fitment (Performance Plus) For models without electronic suspension.

Set of 4: $ 876.00

$146.00/mo suggested payments with 6-month promotional financing on your Tire Rack Credit Card. Learn How

H&R VTF Adjustable Lowering Springs

Premium, Performance Street

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Front & Rear

$ 850.00 Per Kit

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Ride Height: Threaded Adjustment

Manufacturer Part #: 23013.1

Note: Avg. low 1.0"F & 1.8"R.
w/ MRC. Lowering height will vary on vehicles with factory sport suspensions such as BMW M-Technik, Mercedes-Benz Sport-line suspension, Audi-Sport suspension, etc.

1 Kit: $ 850.00

$141.67/mo suggested payments with 6-month promotional financing on your Tire Rack Credit Card. Learn How

KW Variant 3 Coil-Over

Premium, Performance Street, Autocross/Track

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Front & Rear

$ 3,684.00 Per Kit

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Ride Height: Threaded Adjustment

Manufacturer Part #: 35210097

Note: Avg. low 0.8-1.5"F & 0.4-1.5"R + dampers)
Height adjustable front and Rear axles (front axle threaded strut housings, rear axle adjustable springs For V2 and V3 coilovers, front shock absorbers need to be removed from the car for adjustment of stiffness. Electronic damping control has to be deactivated. Deactivationed kit is included in the delivery.

1 Kit: $ 3,684.00

$614.00/mo suggested payments with 6-month promotional financing on your Tire Rack Credit Card. Learn How

ST Adjustable Lowering Springs

Premium, Performance Street

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Adjustable lowering springs
Compatible with standard suspension
Vehicle-specific spring rate

Front & Rear

Special $ 969.00 Per Kit

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Ride Height: Threaded Adjustment

Manufacturer Part #: 27310075

Note: Avg. low 0.6-1.8"F & 0.6-1.8"R
Sedan; 2WD, 4WD. Front and rear height-adjustable (front and rear springs with height adjustment; usage only with factory dampers)

Front & Rear

Special $ 969.00 Per Kit

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Ride Height: Threaded Adjustment

Manufacturer Part #: 27310078

Note: Avg. low 0.6-1.8"F & 0.6-1.8"R
Wagon, 2WD, 4WD. Front and rear height-adjustable (front and rear springs with height adjustment; usage only with factory dampers)

Bilstein B16 (PSS10)

Premium, Performance Street

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Front & Rear

$ 2,599.00 Per Kit

Confirmed available to special order from Supplier/Manufacturer Ships directly from our supplier. Estimated delivery within 10 days. How soon can I get this?

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Ride Height: Threaded Adjustment

Manufacturer Part #: 48-147231

Note: Avg low 10-30mmF & 10-30mmR
Fully adjustable.

1 Kit: $ 2,599.00

$433.17/mo suggested payments with 6-month promotional financing on your Tire Rack Credit Card. Learn How

KW H.A.S. Height Adjustable Spring Kit

Premium, Performance Street, Autocross/Track

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Front & Rear

$ 1,144.00 Per Kit

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Ride Height: Threaded Adjustment

Manufacturer Part #: 25310075

Note: Avg. low 0.6-1.8"F & 0.6-1.6"R
Front and rear height adjustable (front and rear springs with threaded height adjusters). Stock shock absorbers including electronic controls are being utilized.

1 Kit: $ 1,144.00

$190.67/mo suggested payments with 6-month promotional financing on your Tire Rack Credit Card. Learn How

H&R Sport Spring Set

Premium, Performance Street

Reviews (165)

Front & Rear

$ 280.00 Per Kit

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Ride Height: Moderate Lowering

Manufacturer Part #: 50361

Note: Avg low 1.5"F & 1.5"R.

1 Kit: $ 280.00

$46.67/mo suggested payments with 6-month promotional financing on your Tire Rack Credit Card. Learn How

Ohlins Road and Track

Premium, Performance Street, Autocross/Track

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Front & Rear

$ 3,300.00 Per Kit

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Ride Height: Threaded Adjustment

Manufacturer Part #: AUS MS00S1

Note: 15mm target height reduction in front & rear. 120 N/mm spring rate (Front). 50 N/mm spring rate (Rear). Incorporates original OE upper mounts. Additional height adjuster in the rear only. Cancellation kit available for vehicles with optional OE active dampers.

1 Kit: $ 3,300.00

$550.00/mo suggested payments with 6-month promotional financing on your Tire Rack Credit Card. Learn How

H&R OE Sport Spring Set

Premium

Reviews (55)

Front & Rear

$ 280.00 Per Kit

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Ride Height: Minimal Lowering

Manufacturer Part #: 50361-55

Note: Avg low 1.2"F & 1.2"R.

1 Kit: $ 280.00

$46.67/mo suggested payments with 6-month promotional financing on your Tire Rack Credit Card. Learn How

KW Variant 1 Coil-Over

Premium, Performance Street

Reviews (0)

Sportive and harmonic with KW factory pre-set damping
Optimally tuned for a sporty yet comfortable drive
"inox-line" stainless steel technology (where applicable)

Front & Rear

$ 2,494.00 Per Kit

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Ride Height: Threaded Adjustment

Manufacturer Part #: 10210097

Note: Avg. low 0.8-1.5"F & 0.4-1.5"R + dampers)
Height adjustable front and Rear axles (front axle threaded strut housings, rear axle adjustable springs Electronic damping control has to be deactivated. Deactivationed kit is included in the delivery.

Front & Rear

$ 2,194.00 Per Kit

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Ride Height: Threaded Adjustment

Manufacturer Part #: 10210075

Note: Avg low 0.8-1.5"F & 0.4-1.5"R
Excludes models with Audi magnetic ride. Height adjustable front and rear axles (front axle threaded strut housings, rear axle adjustable springs and dampers).

H&R Super Sport Spring Set

Premium, Performance Street

Reviews (11)

Front & Rear

$ 280.00 Per Kit

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Ride Height: Moderate Lowering

Manufacturer Part #: 50361-77

Note: Avg low 1.5"F & 2.0"R.

1 Kit: $ 280.00

$46.67/mo suggested payments with 6-month promotional financing on your Tire Rack Credit Card. Learn How

KW Variant 2 Coil-Over

Premium, Performance Street, Autocross/Track

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Front & Rear

$ 3,024.00 Per Kit

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Ride Height: Threaded Adjustment

Manufacturer Part #: 15210097

Note: Avg. low 0.8-1.5"F & 0.4-1.5"R + dampers)
Height adjustable front and Rear axles (front axle threaded strut housings, rear axle adjustable springs For V2 and V3 coilovers, front shock absorbers need to be removed from the car for adjustment of stiffness. Electronic damping control has to be deactivated. Deactivationed kit is included in the delivery.

1 Kit: $ 3,024.00

$504.00/mo suggested payments with 6-month promotional financing on your Tire Rack Credit Card. Learn How

ST XA Coil-Over

Premium, Performance Street

Reviews (0)

Front & Rear

Special $1,404.00 $ 1,399.00 Per Kit

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Ride Height: Threaded Adjustment

Manufacturer Part #: 18210075

Note: Avg. low for S4 0.6-1.8"F &
1.0-2.0"R. Excluding all models with 4 wheel drive. Excludes models with the automatic level control and/or the automatic level system that can be adjusted in accordance. 0.6-1.6"R. Excludes models with the automatic level control and/or the automatic level system that can be adjusted in accordance.

1 Kit: $ 1,399.00

$233.17/mo suggested payments with 6-month promotional financing on your Tire Rack Credit Card. Learn How

ST X Coil-Over

Premium, Performance Street

Reviews (0)

Front & Rear

Special $1,274.00 $ 1,089.00 Per Kit

11/21/25 How soon can I get this?

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Ride Height: Threaded Adjustment

Manufacturer Part #: 13210075

Note: Avg low 0.6-1.8"F & 0.6-1.6"R.
Not for vehicles with automatic level control, unless automatic leveling system can be adjusted in accordingly.

1 Kit: $ 1,089.00

$181.50/mo suggested payments with 6-month promotional financing on your Tire Rack Credit Card. Learn How

H&R RSS Sport Coil-Over

Premium, Autocross/Track

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Front & Rear

$ 2,474.00 Per Kit

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Ride Height: Threaded Adjustment

Manufacturer Part #: RSS13019-1

Note: Avg. low 1.4-2.7"F & 1.4-2.7"R
Lowering height will vary on vehicles with factory sport suspensions. Damping Adjustable. Tuner Fitment.

1 Kit: $ 2,474.00

$412.34/mo suggested payments with 6-month promotional financing on your Tire Rack Credit Card. Learn How

Bilstein B12 (Pro-Kit)

Premium, Performance Street, Autocross/Track

Reviews (0)

Front & Rear

$ 930.00 Per Kit

Confirmed available to special order from Supplier/Manufacturer Ships directly from our supplier. Estimated delivery within 10 days. How soon can I get this?

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