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Audi S4 Most Popular Parts

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Full Polyurethane Rear Control Arm Bushing Kit

ES#4701648 - POW-073-75 - Full Polyurethane Rear Control Arm Bushing Kit - Control movement and maintain wheel alignment - Verkline - Audi

Control movement and maintain wheel alignment affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Verkline - Corporate Logo
ES#:
4701648
Mfg#:
POW-073-75
Ships in 2 Business Days
$665.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

ES#4299103 - 06E905115G - Ignition Coil - Priced Each - Keep your engine running smooth - Bremi - Audi Volkswagen

Keep your engine running smooth affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Bremi - Corporate Logo
ES#:
4299103
Mfg#:
06E905115G
In Stock at Vendor
$27.99

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

$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Density Line Control Arm Kit - Complete

ES#3234412 - 034-401-1005 - Density Line Control Arm Kit - Complete - Complete Density Line Control Arm Kit - Features all front suspension links and new installation hardware. - 034Motorsport - Audi

Complete Density Line Control Arm Kit - Features all front suspension links and new installation hardware. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits up to VIN 8D-Y-080000, split is in 2000 model year - For earlier models with aluminum uprights/knuckles

Brand:
034Motorsport - Corporate Logo
ES#:
3234412
Mfg#:
034-401-1005
In Stock
$409.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Supercharger Inlet Kit - Carbon Fiber - Audi B8 S4/S5 3.0T

ES#2836833 - 000931ecs02aKT - Supercharger Inlet Kit - Carbon Fiber - Audi B8 S4/S5 3.0T - Replace the accordion throttle body hose with a smooth carbon fiber tube - ECS - Audi

Replace the accordion throttle body hose with a smooth carbon fiber tube 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#:
2836833
Mfg#:
000931ECS02AKT
In Stock
$252.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

KOMPACT EM BOV VR18 Plum Back

ES#4745487 - TS-0223-1279 - KOMPACT EM BOV VR18 Plum Back - Seamlessly install a Kompact EM Valve without the need for adaptors, hoses, or additional assembly. - TurboSmart - Audi

Seamlessly install a Kompact EM Valve without the need for adaptors, hoses, or additional assembly. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
TurboSmart - Corporate Logo
ES#:
4745487
Mfg#:
TS-0223-1279
In Stock
10% off MSRP

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

$309.99

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

$278.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Dual Clamp Exhaust Sleeve - Priced Each

ES#2702394 - 1K0253141M - Dual Clamp Exhaust Sleeve - Priced Each - Quiet down your leaking exhaust. 55mm - Rein - Audi Volkswagen

Quiet down your leaking exhaust. 55mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Connects the down pipe to the center muffler

Brand:
Rein - Corporate Logo
ES#:
2702394
Mfg#:
1K0253141M
Ships in 1 Business Day
$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

21" ZTF-R01 Forged Wheels - Set Of Four

ES#4732758 - 034-604-0010SBKT - 21" ZTF-R01 Forged Wheels - Set Of Four - 21"x10" ET32 5x112 - Satin Black - 034Motorsport - Audi

21"x10" ET32 5x112 - Satin Black affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4732758
Mfg#:
034-604-0010SBKT
Ships in 2 Business Days
$5296.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Upper Timing Chain Tensioner - Left

ES#4781430 - 06E109217AM - Upper Timing Chain Tensioner - Left - Applies tension to the upper left timing chain - Bremmen Parts - Audi

Applies tension to the upper left timing chain affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

From the 2013 model year

Brand:
Bremmen Parts - Corporate Logo
ES#:
4781430
Mfg#:
06E109217AM
In Stock
ON SALE! SAVE 20%
$120.99

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

$96.28 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler Kit

ES#3183650 - 06e117021gKT - Oil Cooler Kit - Includes oil cooler, gasket, and hardware for a complete swap - Assembled By ECS - Audi

Includes oil cooler, gasket, and hardware for a complete swap 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#:
3183650
Mfg#:
06E117021GKT
In Stock
ON SALE! SAVE 19%
$122.99

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

$99.82 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Motorsport Front Sway Bar End Links Pair

ES#2873007 - 034-402-4018 - Motorsport Front Sway Bar End Links Pair - Replace your sloppy rubber factory sway bar end links - 034Motorsport - Audi Volkswagen

Replace your sloppy rubber factory sway bar end links affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
2873007
Mfg#:
034-402-4018
In Stock
$230.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

DSG Automatic Transmission Service Kit W/ ECS Magnetic Drain Plug

ES#3200778 - 0B5325429EKT2 - DSG Automatic Transmission Service Kit W/ ECS Magnetic Drain Plug - Includes a new filter, gasket, plugs, and fluid to service your transmission - Assembled By ECS - Audi

Includes a new filter, gasket, plugs, and fluid to service your transmission affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles up through the 2010 model year only.

Brand:
Assembled By ECS - Corporate Logo
ES#:
3200778
Mfg#:
0B5325429EKT2
Ships on Aug 14, 2026
Auto Notify
ON SALE!
$240.36 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

17" APEX VS-5RS - Set of Four

ES#4819334 - VS5RS1794257BZKT - 17" APEX VS-5RS - Set of Four - 17x9 ET42 5x112 57.1CB - Satin Bronze - APEX Wheels - Audi Volkswagen

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

Brand:
APEX Wheels - Corporate Logo
ES#:
4819334
Mfg#:
VS5RS1794257BZKT
Back Ordered
$2636.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

17" APEX VS-5RS - Set of Four

ES#4819333 - VS5RS1794257ANKT - 17" APEX VS-5RS - Set of Four - 17x9 ET42 5x112 57.1CB - Anthracite - APEX Wheels - Audi Volkswagen

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

Brand:
APEX Wheels - Corporate Logo
ES#:
4819333
Mfg#:
VS5RS1794257ANKT
Back Ordered
$2636.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ignition Service Kit

ES#2593715 - 077905115TKT4 - Ignition Service Kit - Includes eight Bremi coil packs and eight Bosch spark plugs - Assembled By ECS - Audi

Includes eight Bremi coil packs and eight Bosch spark plugs 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#:
2593715
Mfg#:
077905115TKT4
In Stock
$319.99

This product was last offered at the strikethrough price on
04-09-2026

$309.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Wheel Spacer & Bolt Kit - 17.5mm With Black Ball Seat Bolts

ES#2748195 - ECS10158KTWB1 - ECS Wheel Spacer & Bolt Kit - 17.5mm With Black Ball Seat Bolts - Includes everything you need to install spacers on two wheels - ECS - Audi Volkswagen

Includes everything you need to install spacers on two wheels 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
Fits OEM wheels or wheels that require ball seat wheel bolts

Brand:
ECS - Corporate Logo
ES#:
2748195
Mfg#:
ECS10158KTWB1
In Stock
$169.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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