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Audi S4 Most Popular Parts

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ES#3191298 - 022696ECS01 - Carbon Fiber Antenna Cover - Add a unique, lightweight look to your ride - ECS - Audi

Add a unique, lightweight look to your ride 10X Entries Into Our F80 M3 Sweepstakes

Fits up to the 2012 model year

Brand:
ECS - Corporate Logo
ES#:
3191298
Mfg#:
022696ECS01
In Stock
ON SALE! SAVE 25%
$93.99

This product was last offered at the strikethrough price on
06-13-2026

$70.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4697254 - 8K0941030BE - HEADLAMP - Genuine Volkswagen Audi - Audi

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4697254
Mfg#:
8K0941030BE
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.

$1560.00

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

$1352.99 USD
Free Shipping
on orders $49 and up
ES#4697249 - 8K0941029BE - HEADLAMP - Genuine Volkswagen Audi - Audi

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4697249
Mfg#:
8K0941029BE
Special Order: No Guaranteed ETA
13% off MSRP

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

$1560.00

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

$1352.99 USD
Free Shipping
on orders $49 and up
ES#2795510 - 8K0407151DKT3 - Complete Front Control Arm Kit - Keep your suspension in top shape - Includes all front control arms - Vaico - Audi

Keep your suspension in top shape - Includes all front control arms We Price Match - Give Us A Call or Chat!
Fits models up to production date 11/2/2009 (M12 Ball Joints)

Brand:
Vaico - Corporate Logo
ES#:
2795510
Mfg#:
8K0407151DKT3
Ships in 2 Business Days
$1390.99

This product was last offered at the strikethrough price on
05-07-2026

$1350.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4338188 - 2101 - 12.0" 3.75mm (5/32") ID Black Silicone Vacuum Hose - ECS - Audi BMW Volkswagen Mercedes Benz

10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4338188
Mfg#:
2101
In Stock
ON SALE! SAVE 30%
$33.99

This product was last offered at the strikethrough price on
06-13-2026

$23.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2918330 - 314325 - Piston Assembly - Set Of Six - 82mm bore (oversized), 9.0:1 compression ratio, 86.4mm stroke - includes rings, wrist-pins, & circlips - JE Piston - Audi

82mm bore (oversized), 9.0:1 compression ratio, 86.4mm stroke - includes rings, wrist-pins, & circlips +1mm bore size: Overbore pistons require additional machine work including a cylinder bore and hone, this work must be performed by a machine shop

Brand:
JE Piston - Corporate Logo
ES#:
2918330
Mfg#:
314325
In Stock at Vendor
$1349.99 USD
Free Shipping
ES#3569780 - 314326 - JE Forged Piston Set - 82.5mm bore (oversized), 9.0:1 compression ratio, 86.4mm stroke - includes rings, wrist-pins, & circlips - JE Piston - Audi

82.5mm bore (oversized), 9.0:1 compression ratio, 86.4mm stroke - includes rings, wrist-pins, & circlips +1.5mm bore size: Overbore pistons require additional machine work including a cylinder bore and hone, this work must be performed by a machine shop

Brand:
JE Piston - Corporate Logo
ES#:
3569780
Mfg#:
314326
Back Ordered
$1349.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3569778 - 314324 - JE Forged Piston Set - 81.5mm bore (oversized), 9.0:1 compression ratio, 86.4mm stroke- includes rings, wrist-pins, & circlips - JE Piston - Audi

81.5mm bore (oversized), 9.0:1 compression ratio, 86.4mm stroke- includes rings, wrist-pins, & circlips +.5mm bore size: Overbore pistons require additional machine work including a cylinder bore and hone, this work must be performed by a machine shop

Brand:
JE Piston - Corporate Logo
ES#:
3569778
Mfg#:
314324
Back Ordered
$1349.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2784572 - 314323 - JE Forged Piston Set - 81mm bore (factory bore), 9.0:1 compression ratio, 86.4mm stroke - includes rings, wrist-pins, & circlips - JE Piston - Audi

81mm bore (factory bore), 9.0:1 compression ratio, 86.4mm stroke - includes rings, wrist-pins, & circlips

Brand:
JE Piston - Corporate Logo
ES#:
2784572
Mfg#:
314323
Back Ordered
$1349.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4706067 - 06m906036apKT - Fuel Injector Kit - Includes both upper, lower clip, injector seals, and a set of injectors. - Genuine Volkswagen Audi - Audi

Includes both upper, lower clip, injector seals, and a set of injectors. For vehicles with production date from 06/15/2020

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4706067
Mfg#:
06M906036APKT
Ships in 1-2 days
$1347.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4142906 - 06E103517 - Oil Separator Gasket - Gasket for the oil separator/pressure control valve (PCV) - Genuine Volkswagen Audi - Audi

Gasket for the oil separator/pressure control valve (PCV)

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4142906
Mfg#:
06E103517
In Stock
27% off MSRP

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

$88.33

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

$64.15 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3675616 - S-02E-BR-A - BR Series Coilover Suspension Kit - Extreme Low  - Featuring 30 levels of adjustment and performance spring rates and valving - BC Racing - Audi

Featuring 30 levels of adjustment and performance spring rates and valving Please allow 4-6 weeks for build time
For avant models only

Brand:
BC Racing - Corporate Logo
ES#:
3675616
Mfg#:
S-02E-BR-A
Ships on Dec 28, 2026
$1345.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3675615 - S-02E-BR - BR Series Coilover Suspension Kit - Extreme Low  - Featuring 30 levels of adjustment and performance spring rates and valving - BC Racing - Audi

Featuring 30 levels of adjustment and performance spring rates and valving Please allow 4-6 weeks for build time
For sedan models only

Brand:
BC Racing - Corporate Logo
ES#:
3675615
Mfg#:
S-02E-BR
Ships on Dec 28, 2026
$1345.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4424824 - S-28E-BR - BR Series Coilover Suspension Kit - Extreme Low - Featuring 30 levels of adjustment and performance spring rates and valving - BC Racing - Audi

Featuring 30 levels of adjustment and performance spring rates and valving For vehicles with production date from 7/12/2016 with 48.5mm front strut body without factory Electronic Damping Control.

Brand:
BC Racing - Corporate Logo
ES#:
4424824
Mfg#:
S-28E-BR
Back Ordered
$1345.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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