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Audi S4 Most Popular Parts

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Sport Shocks & Struts Kit

ES#650 - BE3-6213.6214 - Sport Shocks & Struts Kit - Recommended for cars with lowering springs - Bilstein - Audi

Recommended 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#:
650
Mfg#:
BE3-6213.6214
In Stock at Vendor
$876.99

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

$752.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Sport Strut - Right

Restore your factory ride quality! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with Dynamic Ride Control

Brand:
Sachs - Corporate Logo
ES#:
4940379
Mfg#:
8F0413030B
Back Ordered
$773.99

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

$751.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Sport Strut - Left

Restore your factory ride quality! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with Dynamic Ride Control

Brand:
Sachs - Corporate Logo
ES#:
4940380
Mfg#:
8F0413029B
Back Ordered
$773.99

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

$751.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Manifold Gasket - Priced Each

ES#280965 - 06E253039C - Exhaust Manifold Gasket - Priced Each - Fits the left and right side - Genuine Volkswagen Audi - Audi

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

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280965
Mfg#:
06E253039C
In Stock
$15.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

A/C Condenser Fan

ES#514106 - 4B3959457 - A/C Condenser Fan - 200W - 280MM fan located in front of the AC condenser - ACM - Audi

200W - 280MM fan located in front of the AC condenser affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ACM - Corporate Logo
ES#:
514106
Mfg#:
4B3959457
Ships in 2 Business Days
$257.47

This product was last offered at the strikethrough price on
03-31-2026

$250.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Windshield Wiper Bracket With Motor

ES#2997461 - 8K1955023E - Windshield Wiper Bracket With Motor - Located under the rain tray - Genuine Volkswagen Audi - Audi

Located under the rain tray affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2997461
Mfg#:
8K1955023E
Ships in 4 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.

$820.00

This product was last offered at the strikethrough price on
06-27-2026

$750.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Intake Hose

ES#280838 - 06E129629Q - Intake Hose - Located between the air box and the throttle body - Genuine Volkswagen Audi - Audi

Located between the air box and the throttle body affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280838
Mfg#:
06E129629Q
Ships in 2 Business Days
7% off MSRP

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

$405.00

This product was last offered at the strikethrough price on
06-27-2026

$375.03 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport Wheel Spacer Pair - 20mm

ES#3618561 - 034-604-7008 - 034Motorsport Wheel Spacer Pair - 20mm - Designed to fit most Audi & Volkswagen vehicles with a 57.1mm center bore and 5x112mm wheel bolt patterns - 034Motorsport - Audi Volkswagen

Designed to fit most Audi & Volkswagen vehicles with a 57.1mm center bore and 5x112mm wheel bolt patterns affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3618561
Mfg#:
034-604-7008
In Stock
$125.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Snub Mount With Bracket

ES#3447962 - 034-509-2009 - Performance Snub Mount With Bracket - Greatly reduces unwanted engine movement w/o excess vibration - 034Motorsport - Audi

Greatly reduces unwanted engine movement w/o excess vibration affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3447962
Mfg#:
034-509-2009
In Stock
$125.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Performance Software - Stage 1+

ES#4376314 - 30T-EA839-1+ - Unitronic Performance Software - Stage 1+ - Gain up to 100 horsepower and 112 lb-ft of torque on 93 Octane - Unitronic - Audi

Gain up to 100 horsepower and 112 lb-ft of torque on 93 Octane affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 6/22/26 - 7/10/26 for a chance to win your Software & UniCONNECT+ Cable for FREE!
This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next

Brand:
Unitronic - Corporate Logo
ES#:
4376314
Mfg#:
30T-EA839-1+
In Stock
ON SALE! SAVE 17%
$900.00

This product was last offered at the strikethrough price on
06-22-2026

$750.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Godspeed Mono-SS Coilover Set - Adjustable Dampening

ES#3420691 - MSS0530-B - Godspeed Mono-SS Coilover Set - Adjustable Dampening - Features 16 levels of damping adjustment and full length adjustability - GODSPEED - Audi

Features 16 levels of damping adjustment and full length adjustability affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
GODSPEED - Corporate Logo
ES#:
3420691
Mfg#:
MSS0530-B
Ships in 7 Business Days
$750.00 USD
This product is lifetime replacement eligible Lifetime Replacement

APR Stage I Performance Software - *Fully Loaded

ES#2515366 - S430TSTG14CHP - APR Stage I Performance Software - *Fully Loaded - Gains from 79 AWHP/58 AWTQ on 91 octane up to 103 AWHP/76 AWTQ on 100 octane - APR - Audi

Gains from 79 AWHP/58 AWTQ on 91 octane up to 103 AWHP/76 AWTQ on 100 octane 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!
This upgrade must be performed at ECS Tuning's facility in Ohio.
Vehicle must be brought to ECS Tuning for programming - *Fully loaded multi-program software available for pre-facelift models only (up to 2012 model year) *

Brand:
APR - Corporate Logo
ES#:
2515366
Mfg#:
S430TSTG14CHP
In Stock
$749.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage II Software Upgrade - For Customers Without Existing APR Stage I Software

ES#3219312 - 30tfsiupgradeKT1 - Stage II Software Upgrade - For Customers Without Existing APR Stage I Software - APR Supercharger Pulley Software upgrade for customers without existing APR Stage I software - APR - Audi

APR Supercharger Pulley Software upgrade for customers without existing APR Stage I software 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!
For use with the APR Supercharger Pulley Upgrades - This upgrade must be performed at ECS Tuning's facili

Brand:
APR - Corporate Logo
ES#:
3219312
Mfg#:
30TFSIUPGRADEKT1
Ships in 1-2 days
$749.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CTS Turbo Rear Subframe Insert Set

ES#5435532 - HW-561 - CTS Turbo Rear Subframe Insert Set - Lock down your B9 Audi's chassis and eliminate rear subframe flex with CTS Turbos billet aluminum insert set, delivering sharper handling and instant power transfer with minimal NVH. - CTS - Audi

Lock down your B9 Audi's chassis and eliminate rear subframe flex with CTS Turbo’s billet aluminum insert set, delivering sharper handling and instant power transfer with minimal NVH. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
5435532
Mfg#:
HW-561
Ships in 7 Business Days
$149.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet Aluminum Coolant Distribution Pipe

ES#4620805 - 462-121-087BB - Billet Aluminum Coolant Distribution Pipe - Replacement 3-way outlet at upper radiator hose in aluminum - iABED Industries - Audi Volkswagen

Replacement 3-way outlet at upper radiator hose in aluminum affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
iABED Industries - Corporate Logo
ES#:
4620805
Mfg#:
462-121-087BB
Back Ordered
Auto Notify
$74.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt - Priced Each

ES#471422 - N90981302 - Hex Bolt - Priced Each - Install new hardware with your new parts. 12x1.5x130x100 - Genuine Volkswagen Audi - Audi

Install new hardware with your new parts. 12x1.5x130x100 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
471422
Mfg#:
N90981302
Ships in 2 Business Days
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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