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Audi S4 Electrical Brake Parts & Components

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ABS Sensor - Priced Each

ES#3521191 - 4E0927803F - ABS Sensor - Priced Each - Repair your ABS system - Holstein - Audi

Repair your ABS system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits front left side & right rear side

Brand:
Holstein - Corporate Logo
ES#:
3521191
Mfg#:
4E0927803F
Ships in 1 Business Day
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Brake Pad Wear Sensor

ES#2816397 - 8K0615121 - Front Brake Pad Wear Sensor - Indicates when the front pads need replacement - Hamburg Tech - Audi

Indicates when the front pads need replacement affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2816397
Mfg#:
8K0615121
Ships in 1 Business Day
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Brake Light Switch

ES#4669443 - 5G0698459 - Brake Light Switch - Hall sensor found on the master cylinder which informs the computer to illuminate the brake lights - URO - Audi Volkswagen Porsche

Hall sensor found on the master cylinder which informs the computer to illuminate the brake lights affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4669443
Mfg#:
5G0698459
Back Ordered
$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Brake Light Switch

ES#2525028 - 1K2945511 - Brake Light Switch - Located behind the brake pedal - MTC - Audi Volkswagen

Located behind the brake pedal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
MTC - Corporate Logo
ES#:
2525028
Mfg#:
1K2945511
Ships in 9 Business Days
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Brake Light Switch

ES#2804154 - 1K2945511RDW - Brake Light Switch - Located behind the brake pedal - Meyle - Audi Volkswagen

Located behind the brake pedal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
2804154
Mfg#:
1K2945511RDW
Ships on Oct 13, 2026
$18.99

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

$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Brake Pad Wear Sensor

ES#3521253 - 8T0907637 - Front Brake Pad Wear Sensor - Indicates when the front pads need replacement - Holstein - Audi

Indicates when the front pads need replacement affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Holstein - Corporate Logo
ES#:
3521253
Mfg#:
8T0907637
Ships in 1 Business Day
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Brake Pad Wear Sensor

Indicates when the front pads need replacement affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Pagid - Corporate Logo
ES#:
3985102
Mfg#:
8K0615121
Special Order: No Guaranteed ETA
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Brake Light Switch - 4 Pin

ES#2535220 - 4A0945515A - Brake Light Switch - 4 Pin - Located behind the brake pedal - URO - Audi Volkswagen

Located behind the brake pedal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2535220
Mfg#:
4A0945515A
Ships in 1 Business Day
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Brake Light Switch - 4 Pin

ES#2815798 - 4A0945515A - Brake Light Switch - 4 Pin - Located behind the brake pedal - Hamburg Tech - Audi Volkswagen

Located behind the brake pedal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2815798
Mfg#:
4A0945515A
Ships in 1 Business Day
$5.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Brake Light Switch - 2 Pin

ES#2815755 - 443945515 - Brake Light Switch - 2 Pin - Located behind the brake pedal - Hamburg Tech - Audi

Located behind the brake pedal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2815755
Mfg#:
443945515
Ships in 1 Business Day
$5.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ABS Sensor - Priced Each

ES#2899187 - 4E0927803F - ABS Sensor - Priced Each - Repair your ABS system - Vemo - Audi Volkswagen

Repair your ABS system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits front left side & right rear side

Brand:
Vemo - Corporate Logo
ES#:
2899187
Mfg#:
4E0927803F
In Stock at Vendor
$62.00

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

$60.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front ABS Sensor - Priced Each

ES#2899148 - 4B0927803B - Front ABS Sensor - Priced Each - Fits the left and right side - Vemo - Audi Volkswagen

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

Brand:
Vemo - Corporate Logo
ES#:
2899148
Mfg#:
4B0927803B
In Stock at Vendor
$40.99

This product was last offered at the strikethrough price on
04-17-2026

$38.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Brake Light Switch - 4 Pin

ES#2899110 - 4A0945515A - Brake Light Switch - 4 Pin - Located behind the brake pedal - Vemo - Audi Volkswagen

Located behind the brake pedal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vemo - Corporate Logo
ES#:
2899110
Mfg#:
4A0945515A
In Stock at Vendor
$15.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear ABS Sensor - Priced Each

ES#2901785 - 8E0927807B - Rear ABS Sensor - Priced Each - Clear codes and restore ABS function - Vemo - Audi

Clear codes and restore ABS function affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits the right side up to the 2004 model year

Brand:
Vemo - Corporate Logo
ES#:
2901785
Mfg#:
8E0927807B
In Stock at Vendor
$69.05 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ABS Sensor - Priced Each

Repair your ABS system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits front left side & right rear side

Brand:
Delphi - Corporate Logo
ES#:
4138723
Mfg#:
4E0927803D
In Stock at Vendor
$109.99

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

$106.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Brake Light Switch - 2 Pin

Located behind the brake pedal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Facet - Corporate Logo
ES#:
3448071
Mfg#:
443945515
In Stock at Vendor
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Electrical Brake Parts & Components

From fluid level senders to pad wear sensors, ECS has replacement electrical parts for your brake system. Count on us for the right parts for your German car.

Let us help you find the parts that fit your Audi

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