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Audi S4 Most Popular Parts

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Turbocharger Oil Return Line

ES#3211791 - 06M145736F - Turbocharger Oil Return Line - Directs oil away from the turbo and back into engine. - Genuine Volkswagen Audi - Audi

Directs oil away from the turbo and back into engine.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3211791
Mfg#:
06M145736F
Ships in 1-2 days
8% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$96.99

This product was last offered at the strikethrough price on
10-05-2026

$88.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Seat Backrest Trim - Sabre (Black) - Priced Each

ES#392588 - 4F0881969C1AD - Front Seat Backrest Trim - Sabre (Black) - Priced Each - Fits left and right side - Includes map net - Genuine Volkswagen Audi - Audi

Fits left and right side - Includes map net

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
392588
Mfg#:
4F0881969C1AD
Ships in 1-2 days
7% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$480.01

This product was last offered at the strikethrough price on
11-06-2026

$444.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank & Washer Fluid Reservoir Cap Set - Black

ES#2804150 - 009635ECS02KT - Expansion Tank & Washer Fluid Reservoir Cap Set - Black - Dress up your engine bay with black expansion tank and washer reservoir caps to replace the old blue ones - Assembled By ECS - Audi Volkswagen

Dress up your engine bay with black expansion tank and washer reservoir caps to replace the old blue ones 10X Entries Into Our F80 M3 Sweepstakes USE CODE KIT15 IN CART FOR BEST PRICE

Brand:
Assembled By ECS - Corporate Logo
ES#:
2804150
Mfg#:
009635ECS02KT
In Stock
$38.98 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Build Your Own Power Package - Audi B9 S4 3.0T

ES#4017052 - B9S4PWRPK - Build Your Own Power Package - Audi B9 S4 3.0T - Go from mild to wild! Select the options you want for your build. - Assembled By ECS - Audi

Go from mild to wild! Select the options you want for your build. 10X Entries Into Our F80 M3 Sweepstakes USE CODE KIT15 IN CART FOR BEST PRICE

Brand:
Assembled By ECS - Corporate Logo
ES#:
4017052
Mfg#:
B9S4PWRPK
Back Ordered
Starting at $0.00 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Sealing O-Ring - Priced Each

ES#264172 - N90316802 - Sealing O-Ring - Priced Each - Seal for most clip-in cooling sensors/senders. M19.6x3.6mm - Genuine Volkswagen Audi - Audi Volkswagen

Seal for most clip-in cooling sensors/senders. M19.6x3.6mm

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
264172
Mfg#:
N90316802
In Stock
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Switch

ES#370249 - 4B0905849 - Ignition Switch - Activates the main electrical systems in the vehicle - Genuine Volkswagen Audi - Audi Volkswagen

Activates the main electrical systems in the vehicle

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
370249
Mfg#:
4B0905849
Ships in 1-2 days
13% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$127.99

This product was last offered at the strikethrough price on
10-26-2026

$110.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#1910119 - 8E0121403F - Coolant Expansion Tank - Coolant level sensor enclosed in tank - Vaico - Audi

Coolant level sensor enclosed in tank We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
1910119
Mfg#:
8E0121403F
Ships in 2 Business Days
$73.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Pad and Rotor Installation Kit

ES#2594250 - 8K0698470AKT6 - Rear Pad and Rotor Installation Kit - Make your brake service headache free with this installation kit! - Assembled By ECS - Audi

Make your brake service headache free with this installation kit! 10X Entries Into Our F80 M3 Sweepstakes USE CODE KIT15 IN CART FOR BEST PRICE

Brand:
Assembled By ECS - Corporate Logo
ES#:
2594250
Mfg#:
8K0698470AKT6
Ships on Dec 28, 2026
$98.99

This product was last offered at the strikethrough price on
06-16-2026

$93.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt - Priced Each

ES#2501743 - WHT003818A - Hex Bolt - Priced Each - Install new hardware with your new parts. M14x1.5x265 - Genuine Volkswagen Audi - Audi

Install new hardware with your new parts. M14x1.5x265 Secures the lower control arm to the spindle

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2501743
Mfg#:
WHT003818A
In Stock
11% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$45.19

This product was last offered at the strikethrough price on
11-06-2026

$40.25 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Genuine Crankshaft Pulley With Hardware

ES#4414600 - 06E105251FA2KT - Genuine Crankshaft Pulley With Hardware - Includes a Genuine Audi Crankshaft Pulley with the necessary install hardware. - Genuine Volkswagen Audi - Audi

Includes a Genuine Audi Crankshaft Pulley with the necessary install hardware.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4414600
Mfg#:
06E105251FA2KT
Ships in 5 Business Days
$884.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

APR Lug Bolts (Set of 10) - 35mm

ES#3570135 - MS100174 - APR Lug Bolts (Set of 10) - 35mm - Black zinc coated 35mm ball set wheel bolts to be used with 6mm, 7mm & 8mm wheel spacers - APR - Audi Volkswagen

Black zinc coated 35mm ball set wheel bolts to be used with 6mm, 7mm & 8mm wheel spacers Call In Or Chat For Best Price!

Brand:
APR - Corporate Logo
ES#:
3570135
Mfg#:
MS100174
In Stock
12% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$66.99

This product was last offered at the strikethrough price on
11-05-2026

$58.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Injection Pump

ES#3561443 - 079959231L - Secondary Air Injection Pump - Keep your engine running efficiently - Genuine Volkswagen Audi - Audi

Keep your engine running efficiently Up to the 2012 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3561443
Mfg#:
079959231L
Ships in 1-2 days
10% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$980.00

This product was last offered at the strikethrough price on
08-31-2026

$883.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt (M12x100) - Priced Each

ES#3012694 - N91236401 - Hex Bolt (M12x100) - Priced Each - M12x1.5x100xS22 hex head bolt, used in various areas on your European auto - Genuine Volkswagen Audi - Audi

M12x1.5x100xS22 hex head bolt, used in various areas on your European auto Pinch bolt that secures the rear shock to the lower control arm

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3012694
Mfg#:
N91236401
In Stock
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

18" Style 349 Wheels - Set Of Four

ES#2713036 - 349A-8 - 18" Style 349 Wheels - Set Of Four - 18"x8" ET35 5x112 - Matte Black - Alzor - Audi Volkswagen

18"x8" ET35 5x112 - Matte Black 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Alzor - Corporate Logo
ES#:
2713036
Mfg#:
349A-8
Ships on Apr 9, 2027
$1177.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

18" Style 349 Wheels - Set Of Four

ES#2739385 - 349A-15kt - 18" Style 349 Wheels - Set Of Four - 18x9 ET35 5x112 57.1CB - Matte Black - Alzor - Audi Volkswagen

18x9 ET35 5x112 57.1CB - Matte Black 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Alzor - Corporate Logo
ES#:
2739385
Mfg#:
349A-15KT
Back Ordered
$1177.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Flywheel

ES#2586405 - 079105266B - Flywheel - Direct OE replacement flywheel - LUK - Audi

Direct OE replacement flywheel We Price Match - Give Us A Call or Chat!
Up to VIN# 8E-5-084001, splits in the 2005 model year

Brand:
LUK - Corporate Logo
ES#:
2586405
Mfg#:
079105266B
Ships in 1-2 days
$1262.99

This product was last offered at the strikethrough price on
08-13-2026

$881.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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