Call Us330-331-2003 ChatLive Chat Text Us!
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Audi C4 S4 Quattro 20v T

Audi C4 S4 Quattro 20v T Most Popular Parts

Sort By
Filter By
Return to Top
ES#4872601 - 025906041AKT - Coolant Temperature Sensor With O-Ring - 2 Pin - Blue sensor used by the ECU to control engine fueling - Vemo - Audi Volkswagen

Blue sensor used by the ECU to control engine fueling affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vemo - Corporate Logo
ES#:
4872601
Mfg#:
025906041AKT
In Stock at Vendor
$14.99

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

$13.99 USD
Free Shipping
on orders $49 and up
ES#2803101 - N90635001 - Self-Locking Nut - Priced Each - Install new hardware with your new parts. M12x1.5 - Rein - Audi Volkswagen

Install new hardware with your new parts. M12x1.5 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Used in securing the front tie rod ends to the knuckle

Brand:
Rein - Corporate Logo
ES#:
2803101
Mfg#:
N90635001
In Stock at Vendor
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2724086 - 06A115561BPKT - Oil Service Kit - With ECS Magnetic Drain Plug - Everything you need to perform an engine oil service - Assembled By ECS - Audi Volkswagen

Everything you need to perform an engine oil service 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#:
2724086
Mfg#:
06A115561BPKT
Ships on Oct 12, 2026
ON SALE!
$95.03 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement
ES#424449 - 867972525B - Grommet  - Keep your electrical components sealed - Genuine Volkswagen Audi - Audi Volkswagen

Keep your electrical components sealed affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
424449
Mfg#:
867972525B
Ships in 1-2 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.

$20.99

This product was last offered at the strikethrough price on
06-16-2026

$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3570109 - MS100154 - Wheel Spacer Kit - 7mm (1 Pair)  - 7mm spacers to perfectly dial in your stance or clear your big brake kit! - APR - Audi Volkswagen

7mm spacers to perfectly dial in your stance or clear your big brake kit! 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#:
3570109
Mfg#:
MS100154
Ships in 5 Business Days
11% off MSRP

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

$103.99

This product was last offered at the strikethrough price on
06-16-2026

$92.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#520540 - DP3370C - Rear RedStuff Performance Brake Pad Set - A high performance street pad, featuring Kevlar technology - EBC - Audi

A high performance street pad, featuring Kevlar technology affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
EBC - Corporate Logo
ES#:
520540
Mfg#:
DP3370C
Ships in 1 Business Day
4% off MSRP

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

$96.99

This product was last offered at the strikethrough price on
06-16-2026

$92.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#248362 - 035906149a - Fuel Injector O-Ring - Priced Each - Keep your injector from leaking. 7.52x3.53 - Victor Reinz - Audi Volkswagen

Keep your injector from leaking. 7.52x3.53 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Victor Reinz - Corporate Logo
ES#:
248362
Mfg#:
035906149A
Ships in 1-2 days
$3.99

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

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4141476 - 4A0412377C - Front Upper Strut Mount - Priced Each - Keep your suspension in top shape - Fits left & right side - TRW - Audi

Keep your suspension in top shape - Fits left & right side affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
TRW - Corporate Logo
ES#:
4141476
Mfg#:
4A0412377C
Back Ordered
$46.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2899179 - 4D0951253 - Fuel Pump Relay - 372 - Keep the fuel pump going - Vemo - Audi Volkswagen

Keep the fuel pump going affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vemo - Corporate Logo
ES#:
2899179
Mfg#:
4D0951253
Special Order: No Guaranteed ETA
$91.99 USD
Free Shipping
on orders $49 and up
ES#518087 - 30-10045 - Pro 5 R Drop In Filter - When maximum airflow is critical, featuring 5 layers of cotton gauze filtration material - AFE - Audi Volkswagen

When maximum airflow is critical, featuring 5 layers of cotton gauze filtration material affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AFE - Corporate Logo
ES#:
518087
Mfg#:
30-10045
Ships in 2 Business Days
20% off MSRP

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

$113.75

This product was last offered at the strikethrough price on
06-16-2026

$91.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2894468 - 034919369C - Coolant Temperature Sensor - 4 Pin - Ensure proper readings of your coolant temp - Vemo - Audi

Ensure proper readings of your coolant temp affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vemo - Corporate Logo
ES#:
2894468
Mfg#:
034919369C
In Stock at Vendor
$45.41 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3420206 - LB14x15BM - Conical Seat Tuner Spline Bolt Set - Medium Length - Black - Full set of black tuner style, socket-specific lug bolts. 14x1.5x32mm - Rohana Wheels - Audi BMW Volkswagen

Full set of black tuner style, socket-specific lug bolts. 14x1.5x32mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rohana Wheels - Corporate Logo
ES#:
3420206
Mfg#:
LB14X15BM
Back Ordered
$90.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2093770 - EUR228 - Rear Euro Ceramic Brake Pad Set - For those looking for a low dust replacement brake pad - Akebono - Audi

For those looking for a low dust replacement brake pad affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Akebono - Corporate Logo
ES#:
2093770
Mfg#:
EUR228
Ships in 1-2 days
$92.99

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

$89.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#517901 - 4A0412377C - Front Upper Strut Mount - Priced Each - Keep your suspension in top shape - Fits left & right side - Meyle - Audi

Keep your suspension in top shape - Fits left & right side affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
517901
Mfg#:
4A0412377C
Ships on Oct 26, 2026
$45.99

This product was last offered at the strikethrough price on
12-29-2025

$44.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2873291 - 054115147B - Front Crankshaft Seal - Stop oil leaks and prevent internal engine damage. 35x48x10 - 054115147B - Febi - Audi Volkswagen

Stop oil leaks and prevent internal engine damage. 35x48x10 - 054115147B affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2873291
Mfg#:
054115147B
In Stock
$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4361541 - 1454207ASW - Floating Ball Seat Wheel Bolt (Black) - 14x1.5x42mm - Priced Each - Black zinc coated wheel bolts made specifically for OE wheels - H&R - Audi Volkswagen

Black zinc coated wheel bolts made specifically for OE wheels 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!

Brand:
H&R - Corporate Logo
ES#:
4361541
Mfg#:
1454207ASW
In Stock
Limited Qty Sale
$9.99

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

$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings