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Audi S4 Most Popular Parts

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B6 Performance DampTronic Rear Shock - Priced Each

ES#4390656 - 26-296043 - B6 Performance DampTronic Rear Shock - Priced Each - Unbelievable control, precise handling, ultimate performance and incredible comfort. German-made with world-famous Bilstein quality and a limited lifetime warranty! A heavy duty upgrade for the performance minded driver. - Bilstein - Audi

Unbelievable control, precise handling, ultimate performance and incredible comfort. German-made with world-famous Bilstein quality and a limited lifetime warranty! A heavy duty upgrade for the performance minded driver. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with factory electronic dampening control
For vehicles with electronic suspension

Brand:
Bilstein - Corporate Logo
ES#:
4390656
Mfg#:
26-296043
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.

$505.00

This product was last offered at the strikethrough price on
06-12-2026

$339.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Yellowstuff Performance Brake Pad Set

ES#2622045 - DP42070R - Front Yellowstuff Performance Brake Pad Set - EBC's premium sport street pad that offers high friction levels and heat fade resistance - EBC - Audi Porsche

EBC's premium sport street pad that offers high friction levels and heat fade resistance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For use with the Stage 2 Big Brake Kit

Brand:
EBC - Corporate Logo
ES#:
2622045
Mfg#:
DP42070R
Ships in 1 Business Day
5% off MSRP

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

$193.99

This product was last offered at the strikethrough price on
06-12-2026

$183.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

VWR Stud & Nut Conversion Kit - R13 Ball Seat - 80mm Studs

ES#4315342 - VWR630002 - VWR Stud & Nut Conversion Kit - R13 Ball Seat - 80mm Studs - Replace those fussy bolts with Racingline's high tensile stud & lightweight nut conversion - Racingline - Audi Volkswagen

Replace those fussy bolts with Racingline's high tensile stud & lightweight nut conversion affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Racingline - Corporate Logo
ES#:
4315342
Mfg#:
VWR630002
Ships in 1 Business Day
$206.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B6 / B7 Carbon Fiber B-Pillar Trim Set

ES#3662300 - 026331ECS01 - Audi B6 / B7 Carbon Fiber B-Pillar Trim Set - Make your good side great with carbon fiber! - ECS - Audi

Make your good side great with carbon fiber! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! USE CODE ECS20 IN CART FOR BEST PRICE

Brand:
ECS - Corporate Logo
ES#:
3662300
Mfg#:
026331ECS01
In Stock
ON SALE! SAVE 10%
$323.99

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

$291.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Drop In Replacement Air Filter

ES#3988613 - E-0646 - Drop In Replacement Air Filter - High-Flow cotton gauze filter designed to be a performer, while lasting a lifetime - K&N - Audi

High-Flow cotton gauze filter designed to be a performer, while lasting a lifetime affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
K&N - Corporate Logo
ES#:
3988613
Mfg#:
E-0646
In Stock
$83.99

This product was last offered at the strikethrough price on
01-20-2026

$79.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 A4/S4 Front Lip Spoiler - Gloss Black & Grille Accent Set - Gloss Black

ES#4751328 - 028802ECS01EBKT - Audi B9 A4/S4 Front Lip Spoiler - Gloss Black & Grille Accent Set - Gloss Black - Upgrade your exterior styling! - Enthusiast Bundles - Audi

Upgrade your exterior styling! Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits up to 2019 model year with *pre-facelift* front bumpers

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4751328
Mfg#:
028802ECS01EBKT
In Stock
ON SALE! SAVE 39%
$657.78

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

$399.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stainless Steel Magnetic Drain/Fill Plug - Priced Each

ES#2992215 - 010974ECS01 - Stainless Steel Magnetic Drain/Fill Plug - Priced Each - Capture harmful particles to prevent wear. M10x1x10 - ECS - Audi Volkswagen

Capture harmful particles to prevent wear. M10x1x10 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! USE CODE ECS20 IN CART FOR BEST PRICE

For vehicles with Torque Vectoring rear differentials

Brand:
ECS - Corporate Logo
ES#:
2992215
Mfg#:
010974ECS01
In Stock
$35.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front & Rear Cross-Drilled Brake Rotor Kit - No Pads

ES#4447160 - 4m0615301an4ktKT - Front & Rear Cross-Drilled Brake Rotor Kit - No Pads - Features an Anti-Corrosion coating "Anti-Z" - Zimmermann - Audi

Features an Anti-Corrosion coating "Anti-Z" affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Zimmermann - Corporate Logo
ES#:
4447160
Mfg#:
4M0615301AN4KTKT
In Stock
$820.99

This product was last offered at the strikethrough price on
04-29-2026

$705.96 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

DL501 Ultimate Mechatronic Rebuild Kit

ES#4491453 - 0b5398009fKT - DL501 Ultimate Mechatronic Rebuild Kit - Full kit with all of the required components needed to rebuild your DL501 Transmission - Genuine Volkswagen Audi - Audi

Full kit with all of the required components needed to rebuild your DL501 Transmission affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with 7-speed S-Tronic transmissions

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4491453
Mfg#:
0B5398009FKT
Ships on Sep 24, 2026
Auto Notify
$1586.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Rear Lower Spring Pad - Priced Each

ES#2181957 - 8K0512297E - Rear Lower Spring Pad - Priced Each - Fits left and right side - Genuine Volkswagen Audi - Audi

Fits left and right side affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2181957
Mfg#:
8K0512297E
In Stock
25% off MSRP

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

$51.98

This product was last offered at the strikethrough price on
06-12-2026

$38.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front 2-Piece Brake Rotors - Pair (350x34)

ES#4429973 - 034-301-1008 - Front 2-Piece Brake Rotors - Pair (350x34) - 034Motorsport 350mmx34mm 2-Piece Floating Front Brake Rotor Upgrade Kit - 034Motorsport - Audi

034Motorsport 350mmx34mm 2-Piece Floating Front Brake Rotor Upgrade Kit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4429973
Mfg#:
034-301-1008
In Stock
$1050.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Street Performance Coilover Kit

ES#628 - 29471-1 - Street Performance Coilover Kit - Unrivaled comfort and performance. Average lowering of 1.6"-2.5"F 1.3"-2.0"R - H&R - Audi

Unrivaled comfort and performance. Average lowering of 1.6"-2.5"F 1.3"-2.0"R 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!
Fits Sedan models only

Brand:
H&R - Corporate Logo
ES#:
628
Mfg#:
29471-1
Ships in 3 Business Days
$1575.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet Interior Hood Release Lever - Audi B6/B7

ES#3426571 - 019766ECS01 - Billet Interior Hood Release Lever - Audi B6/B7 - Billet aluminum hood release handle replacement for the plastic OEM lever - ECS - Audi

Billet aluminum hood release handle replacement for the plastic OEM lever affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! USE CODE ECS20 IN CART FOR BEST PRICE

Brand:
ECS - Corporate Logo
ES#:
3426571
Mfg#:
019766ECS01
In Stock
$83.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

F21 Hybrid Turbochargers (With 2-Pass Ceramic Coating)

ES#3612228 - f21btceramic - F21 Hybrid Turbochargers (With 2-Pass Ceramic Coating) - Complete bolt on Turbo upgrade including turbo inlet pipes - FrankenTurbo - Audi

Complete bolt on Turbo upgrade including turbo inlet pipes affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
FrankenTurbo - Corporate Logo
ES#:
3612228
Mfg#:
F21BTCERAMIC
Ships on Jun 30, 2026
$2099.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Gas Cap

ES#2832685 - 8K0201550N - Gas Cap - Includes seal and retaining strap - Genuine Volkswagen Audi - Audi

Includes seal and retaining strap affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2832685
Mfg#:
8K0201550N
In Stock
9% off MSRP

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

$73.33

This product was last offered at the strikethrough price on
02-03-2026

$66.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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