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Audi S4 Most Popular Parts

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19" Rotiform TUF-R Wheels - Set Of Four

ES#4751278 - R1881985F8+45KT - 19" Rotiform TUF-R Wheels - Set Of Four - 19X8.5 ET45 5X112 57.1CB - Silver - Rotiform - Audi Volkswagen

19X8.5 ET45 5X112 57.1CB - Silver affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rotiform - Corporate Logo
ES#:
4751278
Mfg#:
R1881985F8+45KT
Ships in 10 Business Days
$1698.00 USD
This product is lifetime replacement eligible Lifetime Replacement

18" RPF1 - Set Of Four

ES#2876978 - 3798804435SPKT1 - 18" RPF1 - Set Of Four - 18"X8" ET35 5x112 - Silver - Enkei Wheels - Audi

18"X8" ET35 5x112 - Silver affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Enkei Wheels - Corporate Logo
ES#:
2876978
Mfg#:
3798804435SPKT1
In Stock at Vendor
$1696.99 USD
This product is lifetime replacement eligible Lifetime Replacement

18" APEX SM-10 Wheels - Set of Four

ES#4370228 - sm101885et432KT - 18" APEX SM-10 Wheels - Set of Four - 18x8.5 ET43 5x112 57.1CB - Satin Black - APEX Wheels - Audi Volkswagen

18x8.5 ET43 5x112 57.1CB - Satin Black affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
APEX Wheels - Corporate Logo
ES#:
4370228
Mfg#:
SM101885ET432KT
Back Ordered
$1696.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

18" APEX SM-10 Wheels - Set of Four

ES#4370225 - sm101885et431KT - 18" APEX SM-10 Wheels - Set of Four - 18x8.5" ET43 5x112 57.1CB - Satin Bronze - APEX Wheels - Audi Volkswagen

18x8.5" ET43 5x112 57.1CB - Satin Bronze affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
APEX Wheels - Corporate Logo
ES#:
4370225
Mfg#:
SM101885ET431KT
Back Ordered
$1696.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Limited Slip Differential

ES#2836902 - 40309175WK - Limited Slip Differential - Put all your power to the ground! - Wavetrac - Audi Porsche

Put all your power to the ground! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits 0A3 manual transmission models only

Brand:
Wavetrac - Corporate Logo
ES#:
2836902
Mfg#:
40309175WK
Ships in 2 Business Days
$1695.00 USD
Free Shipping

AFK Valve with connecting tube (14.5mm)

ES#280899 - 06E133781B - AFK Valve with connecting tube (14.5mm) - Keep your engine running smooth - Also considered EVAP Purge valve, or 'N80' valve - Genuine Volkswagen Audi - Audi

Keep your engine running smooth - Also considered EVAP Purge valve, or 'N80' valve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280899
Mfg#:
06E133781B
Ships in 3 Business 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.

$131.99

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

$120.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

18" Alzor Style 349 Wheel & Tire Package - Continental (235/40R18)

ES#4629921 - 349WTP2354018R - 18" Alzor Style 349 Wheel & Tire Package - Continental (235/40R18) - 18x8 ET35 5x112 57.1CB - Matte Black - With Continental ExtremeContact DWS06 Plus Tires (UHP All-Season 95Y XL 560AA A) - Alzor - Audi MINI

18x8 ET35 5x112 57.1CB - Matte Black - With Continental ExtremeContact DWS06 Plus Tires (UHP All-Season 95Y XL 560AA A) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Alzor - Corporate Logo
ES#:
4629921
Mfg#:
349WTP2354018R
In Stock
ON SALE! SAVE 19%
$2081.99

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

$1690.00 USD

19" V710 Flow Form - Set Of Four

ES#2972512 - V710FFMGkt4 - 19" V710 Flow Form - Set Of Four - 19"X8.5" ET35 5x112 Matte Graphite - VMR - Audi Volkswagen

19"X8.5" ET35 5x112 Matte Graphite affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
VMR - Corporate Logo
ES#:
2972512
Mfg#:
V710FFMGKT4
Ships in 5 Business Days
$1690.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

AFS Bi-Xenon Headlight - Left

ES#2541357 - 8K0941753E - AFS Bi-Xenon Headlight - Left - Does not include gas discharge bulb or ballast. - Genuine Volkswagen Audi - Audi

Does not include gas discharge bulb or ballast. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
From production date 5/10/2012

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2541357
Mfg#:
8K0941753E
Ships in 8 Business Days
9% off MSRP

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

$1846.99

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

$1689.99 USD
This product is lifetime replacement eligible Lifetime Replacement

19" Rotiform TUF-R Wheels - Set Of Four

ES#4375325 - r1881985f8KT - 19" Rotiform TUF-R Wheels - Set Of Four - 19X8.5 ET45 5X112 66.6CB - Silver - Rotiform - Audi BMW Mercedes Benz

19X8.5 ET45 5X112 66.6CB - Silver affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rotiform - Corporate Logo
ES#:
4375325
Mfg#:
R1881985F8KT
Ships in 10 Business Days
$1688.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Paddle Shifter Extension Set - Carbon Fiber - Audi B8/8V/C7

ES#3437461 - 015590ecs01KT - Paddle Shifter Extension Set - Carbon Fiber - Audi B8/8V/C7 - A clamp-on style carbon fiber upgrade featuring a high gloss finish - ECS - Audi

A clamp-on style carbon fiber upgrade featuring a high gloss finish affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Fits facelift (2013+) models equipped with the smaller factory paddle shifter option

Brand:
ECS - Corporate Logo
ES#:
3437461
Mfg#:
015590ECS01KT
Ships on Aug 6, 2026
ON SALE!
$289.99

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

$281.29 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Center Self Locking Differential

ES#2588898 - 0B2409755L - Center Self Locking Differential - Self-locking center differential - Genuine Volkswagen Audi - Audi

Self-locking center differential affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For models with LPE transmission code, for 6-speed manual transmission models

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2588898
Mfg#:
0B2409755L
Ships in 6 Business Days
5% off MSRP

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

$1775.99

This product was last offered at the strikethrough price on
02-04-2026

$1685.99 USD
Free Shipping

Cat-Back Exhaust System - Resonated

ES#4164713 - B6S4RESONATED - Cat-Back Exhaust System - Resonated - 2.25" stainless steel with your choice of tip style - Milltek Sport - Audi

2.25" stainless steel with your choice of tip style affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
4164713
Mfg#:
B6S4RESONATED
Back Ordered
Starting at $1685.99 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet R1 Diverter Valve - Pair

ES#4039652 - dv100001KT - Billet R1 Diverter Valve - Pair - Less maintenance, more boost. Kit includes two valves for twin-turbo applications. - APR - Audi Porsche

Less maintenance, more boost. Kit includes two valves for twin-turbo applications. Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
APR - Corporate Logo
ES#:
4039652
Mfg#:
DV100001KT
Ships on Jul 24, 2026
Auto Notify
$561.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

66.6-57.1 Hub Centric Ring - Priced Each

ES#4423629 - AP666571-1KT - 66.6-57.1 Hub Centric Ring - Priced Each - Plastic 66.6mm to 57.1mm hub centric rings for proper wheel fitment - ECS - Audi BMW Volkswagen

Plastic 66.6mm to 57.1mm hub centric rings for proper wheel fitment affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4423629
Mfg#:
AP666571-1KT
In Stock
ON SALE! SAVE 20%
$2.50

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

$2.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Power Steering Rack

ES#3188086 - 8T1422066BX - Remanufactured Power Steering Rack - Price includes a $390.00 refundable core charge - Bosch - Audi

Price includes a $390.00 refundable core charge affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat! For vehicles with Servotronic (speed related variable steering assist) - Fits up to the 2012 model year

Brand:
Bosch - Corporate Logo
ES#:
3188086
Mfg#:
8T1422066BX
In Stock at Vendor
$1719.99

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

$1681.99 USD
This product is lifetime replacement eligible Lifetime Replacement

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