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Audi S4 Most Popular Parts

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ES#3991483 - 4B0819439CBF - Blue.care Cabin Air Filter - Five layers of protection against pollen, fine dust, mold & spores, odors, and bacteria - Hengst - Audi
ECS Tuning recommends this product.

Five layers of protection against pollen, fine dust, mold & spores, odors, and bacteria affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat! Hengst is our preferred OEM filtration supplier!

Brand:
Hengst - Corporate Logo
ES#:
3991483
Mfg#:
4B0819439CBF
In Stock
$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4931817 - vs517942571rsKT - 17" Apex VS-5 Wheels - Set Of Four - 17x9 ET42 5x112 57.1CB - Race Silver - APEX Wheels - Audi Volkswagen

17x9 ET42 5x112 57.1CB - Race Silver affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
APEX Wheels - Corporate Logo
ES#:
4931817
Mfg#:
VS517942571RSKT
Ships in 5 Business Days
$1636.00 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#3651356 - 4h049862512aKT - Complete Wheel Bearing Kit - All-inclusive kit includes bearings, axle bolts, and securing bolts for all four corners of the vehicle - Vaico - Audi

All-inclusive kit includes bearings, axle bolts, and securing bolts for all four corners of the vehicle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
3651356
Mfg#:
4H049862512AKT
In Stock at Vendor
$1683.99

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

$1635.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4668467 - 06B103831J - Valve Cover Bolt - Priced Each - Used to secure the valve cover to the cylinder head - Bremmen Parts - Audi Volkswagen

Used to secure the valve cover to the cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4668467
Mfg#:
06B103831J
In Stock
ON SALE! SAVE 10%
$8.66

This product was last offered at the strikethrough price on
05-02-2026

$7.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3450041 - 06E103217AF - Breather Tube - Connects to both valve covers to the PCV adapter vent tube - Kayser - Audi

Connects to both valve covers to the PCV adapter vent tube affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
From production date 4/31/12

Brand:
Kayser - Corporate Logo
ES#:
3450041
Mfg#:
06E103217AF
Back Ordered
$112.00

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

$108.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3647810 - n10037103KT - Manual Transmission Service Kit - Featuring 3 Quarts of Redline MT-90 fluid & OEM Drain & Fill Plugs to service your transmission. M22x1.5 - Assembled By ECS - Audi

Featuring 3 Quarts of Redline MT-90 fluid & OEM Drain & Fill Plugs to service your transmission. M22x1.5 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3647810
Mfg#:
N10037103KT
In Stock
ON SALE!
$102.07 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement
ES#2983398 - 34-003695 - Front Sport Strut - Priced Each - Recommend for cars with lowering springs - Bilstein - Audi

Recommend for cars with lowering springs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bilstein - Corporate Logo
ES#:
2983398
Mfg#:
34-003695
In Stock
33% off MSRP

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

$303.00

This product was last offered at the strikethrough price on
06-21-2026

$204.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4307414 - 8W0071805 - S4 Front Emblem - Black - Complete the Black Optic look with Emblem for the front of your S4. - Genuine Volkswagen Audi - Audi

Complete the Black Optic look with Emblem for the front of your S4. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles from the 2020 model year only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4307414
Mfg#:
8W0071805
Ships in 1 day
4% off MSRP

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

$70.99

This product was last offered at the strikethrough price on
06-21-2026

$67.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3984615 - 88.102.14BKT - 19" RSe102 - Set Of Four - 19"x9.0" ET40 5x112 - Gloss Black - Neuspeed - Audi

19"x9.0" ET40 5x112 - Gloss Black affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Neuspeed - Corporate Logo
ES#:
3984615
Mfg#:
88.102.14BKT
In Stock
$1630.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4447047 - 88.102.16BKT - 19" RSE102 - Set Of Four - 19X9.0 ET45 5x112 57.1CB - Gloss Black - Neuspeed - Audi Volkswagen

19X9.0 ET45 5x112 57.1CB - Gloss Black affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Neuspeed - Corporate Logo
ES#:
4447047
Mfg#:
88.102.16BKT
Ships in 2 Business Days
$1630.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#3617761 - 88.142.08br1KT - 19" RSe142 - Set Of Four - 19"x9.5" ET45 5x112 - Gloss Bronze - Neuspeed - Audi

19"x9.5" ET45 5x112 - Gloss Bronze affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Neuspeed - Corporate Logo
ES#:
3617761
Mfg#:
88.142.08BR1KT
Ships in 2 Business Days
$1630.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4361985 - 88.102.15BKT - 19" RSE102 - Set Of Four - 19"X9.5" ET25 5x112 - Gloss Black - Neuspeed - Audi

19"X9.5" ET25 5x112 - Gloss Black affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Neuspeed - Corporate Logo
ES#:
4361985
Mfg#:
88.102.15BKT
In Stock at Vendor
$1630.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4626792 - 88.102.16brs.2KT - 19" RSe102 - Satin Bronze - Set Of Four - 19"X9" ET45, CB57.1mm 5x112 - Neuspeed - Audi Volkswagen

19"X9" ET45, CB57.1mm 5x112 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Neuspeed - Corporate Logo
ES#:
4626792
Mfg#:
88.102.16BRS.2KT
Ships in 2 Business Days
$1630.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4908287 - 88.104.06nbrsKT - 19" RSe104 Wheels - Set Of Four - 19x9 ET45 5x112 57.1CB - Satin Bronze - Neuspeed - Audi Volkswagen

19x9 ET45 5x112 57.1CB - Satin Bronze affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Neuspeed - Corporate Logo
ES#:
4908287
Mfg#:
88.104.06NBRSKT
Ships in 6 Business Days
$1630.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#3469677 - 024921ECS01 - Front Exact-Fit Stainless Steel Brake Lines - Front set of DOT-compliant lines for an improved pedal feel - ECS - Audi

Front set of DOT-compliant lines for an improved pedal feel affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3469677
Mfg#:
024921ECS01
In Stock
ON SALE!
$142.99

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

$135.84 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3651354 - 4h0498625fKT - Complete Wheel Bearing Kit - All-inclusive kit includes bearings, axle bolts, and securing bolts for all four corners of the vehicle - Genuine Volkswagen Audi - Audi

All-inclusive kit includes bearings, axle bolts, and securing bolts for all four corners of the vehicle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3651354
Mfg#:
4H0498625FKT
Ships in 1 day
$1628.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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