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Audi S4 Most Popular Parts

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Rear Differential Mount

ES#2975894 - 8E0599125K - Rear Differential Mount - Used to secure the rear differential to the subframe - Hamburg Tech - Audi

Used to secure the rear differential to the subframe We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2975894
Mfg#:
8E0599125K
In Stock
$60.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CTS Turbo Supercharger Crank Pulley Upgrade - 180mm

ES#3438174 - CTS-HW-266-180 - CTS Turbo Supercharger Crank Pulley Upgrade - 180mm - Larger diameter pulley increases the speed at which the supercharger spins, increasing the boost pressure output - CTS - Audi Porsche

Larger diameter pulley increases the speed at which the supercharger spins, increasing the boost pressure output *NOTE: This kit must be used with appropriate "Stage 2" performance software.

Brand:
CTS - Corporate Logo
ES#:
3438174
Mfg#:
CTS-HW-266-180
Special Order: No Guaranteed ETA
ON SALE! SAVE 20%
$379.99

This product was last offered at the strikethrough price on
09-29-2026

$303.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Valve Cover - Right

ES#5491593 - 06E103472N - Valve Cover - Right - For cylinder 1-3 and includes the gasket and bolts - URO - Audi

For cylinder 1-3 and includes the gasket and bolts 2X Entries Into Our F80 M3 Sweepstakes

Brand:
URO - Corporate Logo
ES#:
5491593
Mfg#:
06E103472N
Ships in 1 Business Day
$151.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

SET SEALS

ES#3629804 - 4M0615507A - SET SEALS - Genuine Volkswagen Audi - Audi

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3629804
Mfg#:
4M0615507A
Ships in 7 Business 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.

$168.99

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

$151.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Upper Control Arm - Straight - Left

ES#2731816 - 8K0407505A - Front Upper Control Arm - Straight - Left - Keep your suspension in top shape - TRW - Audi

Keep your suspension in top shape

Brand:
TRW - Corporate Logo
ES#:
2731816
Mfg#:
8K0407505A
Ships in 1 Business Day
$62.10

This product was last offered at the strikethrough price on
09-09-2026

$50.63 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Sport Shock - Priced Each

ES#4698693 - 82401319SPORT - Rear Sport Shock - Priced Each - Tighten up your Audi with these Koni shocks - Koni - Audi

Tighten up your Audi with these Koni shocks For vehicles without electronic suspension

Brand:
Koni - Corporate Logo
ES#:
4698693
Mfg#:
82401319SPORT
Back Ordered
ON SALE! SAVE 20%
$189.99

This product was last offered at the strikethrough price on
10-31-2026

$151.80 USD
Free Shipping
on orders $49 and up

Front Wiper Motor

ES#2901751 - 8D1955113B - Front Wiper Motor - Located beneath the windshield rain tray - Vemo - Audi Volkswagen

Located beneath the windshield rain tray For vehicles with 5-pin connectors

Brand:
Vemo - Corporate Logo
ES#:
2901751
Mfg#:
8D1955113B
Ships in 1 Business Day
$101.05 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
Scratch and Dent Item

ESM-002R 18x9.5 5x100/112 38 66.6 PL - Priced Each *Scratch And Dent*

ES#5396454 - ESM002RPL18X95sd - ESM-002R 18x9.5 5x100/112 38 66.6 PL - Priced Each *Scratch And Dent* - ***Please see photos and description prior to ordering, all sales final.*** - Scratch & Dent - Audi Volkswagen

***Please see photos and description prior to ordering, all sales final.*** ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product!

Brand:
Scratch & Dent - Corporate Logo
ES#:
5396454
Mfg#:
ESM002RPL18X95SD
In Stock
Limited Qty Sale
$337.99

This product was last offered at the strikethrough price on
09-14-2026

$302.99 USD

YellowStuff Performance Brake Pad Set

ES#2070868 - DP41905R - 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 2X Entries Into Our F80 M3 Sweepstakes
For use with the Stage 3 Porsche Big Brake Kit

Brand:
EBC - Corporate Logo
ES#:
2070868
Mfg#:
DP41905R
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.

$318.99

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

$302.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Titan GT1 Longlife IV Engine Oil (0W-20) - 5 Liter

ES#4476209 - GE600201QDSP-5 - Titan GT1 Longlife IV Engine Oil (0W-20) - 5 Liter - Superior wear and tear protection under all operating conditions despite its extremely low viscosity. Meets VW 508 00/509 00 approval. - Fuchs - Audi Volkswagen

Superior wear and tear protection under all operating conditions despite its extremely low viscosity. Meets VW 508 00/509 00 approval.

Brand:
Fuchs - Corporate Logo
ES#:
4476209
Mfg#:
GE600201QDSP-5
Ships in 1-2 days
$100.99 USD
Free Shipping
on orders $49 and up

Rear Brake Service Kit

ES#4845340 - B9S45RBS2KT - Rear Brake Service Kit - Featuring ECS V5 Plain Rotors And ECS DD23 "Daily Driver" ceramic brake pads. - Assembled By ECS - Audi

Featuring ECS V5 Plain Rotors And ECS DD23 "Daily Driver" ceramic brake pads. 10X Entries Into Our F80 M3 Sweepstakes USE CODE KIT15 IN CART FOR BEST PRICE

Brand:
Assembled By ECS - Corporate Logo
ES#:
4845340
Mfg#:
B9S45RBS2KT
Ships on Dec 4, 2026
$302.93 USD
This product is lifetime replacement eligible Lifetime Replacement

Coil Pack Seal - Priced Each

ES#2966564 - 058905261A - Coil Pack Seal - Priced Each - For use with "bolt down" style coil packs only - Elring - Audi Volkswagen

For use with "bolt down" style coil packs only 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
2966564
Mfg#:
058905261A
In Stock
$3.15 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Lower Spring Disc/Perch - Priced Each

ES#3245883 - 8D0412066F - Front Lower Spring Disc/Perch - Priced Each - Fits the left and right side - URO - Audi Volkswagen

Fits the left and right side 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3245883
Mfg#:
8D0412066F
Ships in 1 Business Day
$21.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front & Rear Brake Pad Kit

ES#2593802 - 8K0698151EKT1 - Front & Rear Brake Pad Kit - Restore your stopping power with this complete pad kit for all four corners! - Textar - Audi

Restore your stopping power with this complete pad kit for all four corners!

Brand:
Textar - Corporate Logo
ES#:
2593802
Mfg#:
8K0698151EKT1
Ships on Mar 19, 2027
$151.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Seat Bracket With Track Set - Left

ES#2953843 - 600SB098LKT - Seat Bracket With Track Set - Left - 100% bolt in without modification - Sparco - Audi

100% bolt in without modification

Brand:
Sparco - Corporate Logo
ES#:
2953843
Mfg#:
600SB098LKT
Back Ordered
$302.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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