Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle

No Vehicle selected
Please select your vehicle below.

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

Audi S4 Engine Sensors

Sort By
Filter By
Return to Top

Crankshaft Position Sensor

ES#4932076 - 077905381F - Crankshaft Position Sensor - Referred to as the speed sensor & reference sensor - URO - Audi

Referred to as the speed sensor & reference sensor 2X Entries Into Our F80 M3 Sweepstakes

Brand:
URO - Corporate Logo
ES#:
4932076
Mfg#:
077905381F
In Stock
Limited Qty Sale
$21.99

This product was last offered at the strikethrough price on
08-04-2026

$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accelerator Bowden Cable

ES#63830 - 35412227277 - Accelerator Bowden Cable - Factory replacement throttle cable for a smooth, responsive accelerator feel. - Genuine BMW - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Factory replacement throttle cable for a smooth, responsive accelerator feel. Fits only the european model E34 M5

Brand:
Genuine BMW - Corporate Logo
ES#:
63830
Mfg#:
35412227277
Ships on Nov 12, 2026
2% off MSRP

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

$86.99

This product was last offered at the strikethrough price on
05-06-2026

$84.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Mass Air Flow Connector Housing - Female Connector

ES#9775 - 1j0973999a - Mass Air Flow Connector Housing - Female Connector - Contact housing for the MAF sensor - Genuine Volkswagen Audi - Audi Volkswagen

Contact housing for the MAF sensor

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
9775
Mfg#:
1J0973999A
Ships in 1-2 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.

$13.99

This product was last offered at the strikethrough price on
10-05-2026

$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Position Sensor

ES#5480691 - 07L905163C - Camshaft Position Sensor - Located in the cylinder head - Bremmen Parts - Audi Volkswagen Porsche

Located in the cylinder head 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5480691
Mfg#:
07L905163C
Ships in 9 Business Days
ON SALE! SAVE 10%
$25.99

This product was last offered at the strikethrough price on
10-08-2026

$23.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pressure Switch - black

ES#2681777 - 06A919081J - Oil Pressure Switch - black - Senses engine oil pressure for the ECU and warning light. 1.2-1.6 BAR - Vemo - Audi Volkswagen

Senses engine oil pressure for the ECU and warning light. 1.2-1.6 BAR

Brand:
Vemo - Corporate Logo
ES#:
2681777
Mfg#:
06A919081J
Ships in 1 Business Day
$13.99

This product was last offered at the strikethrough price on
10-23-2026

$12.47 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MAP Sensor - Priced Each

ES#275347 - 038906051J - MAP Sensor - Priced Each - Manifold absolute pressure sensor - Genuine Volkswagen Audi - Audi

Manifold absolute pressure sensor Located on the front left & right of the supercharger

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
275347
Mfg#:
038906051J
Ships in 1-2 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.

$180.99

This product was last offered at the strikethrough price on
10-05-2026

$160.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Lambda Sensor

ES#2895561 - 11787512975 - Lambda Sensor - Keep your engine running efficiently - Vemo - Audi BMW Volkswagen

Keep your engine running efficiently

Brand:
Vemo - Corporate Logo
ES#:
2895561
Mfg#:
11787512975
Special Order: No Guaranteed ETA
$158.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

A/C Pressure Switch

ES#4575869 - 9A7959126A - A/C Pressure Switch - Also use (Qty.) (1) 7H0 820 896 o-ring. - Genuine Porsche - Audi

Also use (Qty.) (1) 7H0 820 896 o-ring.

Brand:
Genuine Porsche - Corporate Logo
ES#:
4575869
Mfg#:
9A7959126A
Ships in 4 Business Days
$151.99

This product was last offered at the strikethrough price on
08-04-2026

$150.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor

ES#2972929 - 059919501AKT2 - Coolant Temperature Sensor - Revised green 4 pin sensor, located in the cooling flange located on the side of the cylinder head - Hamburg Tech - Audi Volkswagen

Revised green 4 pin sensor, located in the cooling flange located on the side of the cylinder head We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2972929
Mfg#:
059919501AKT2
In Stock
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Position Sensor

ES#4779934 - 06M907601D - Camshaft Position Sensor - Also referred to as the impulse sender - Vemo - Audi

Also referred to as the impulse sender

Brand:
Vemo - Corporate Logo
ES#:
4779934
Mfg#:
06M907601D
Ships in 1 Business Day
$74.99

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

$72.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Oxygen Sensor - Priced Each

ES#2636229 - 1K0998262F - Front Oxygen Sensor - Priced Each - Keep your engine running efficiently - Walker - Audi Volkswagen

Keep your engine running efficiently Fits left and right position

Brand:
Walker - Corporate Logo
ES#:
2636229
Mfg#:
1K0998262F
Ships in 1 Business Day
$146.99

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

$142.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sealing O-Ring - Priced Each

ES#3419389 - N90316802 - Sealing O-Ring - Priced Each - Seal for most clip-in cooling sensors/senders. M19.6x3.6mm - Rein - Audi Volkswagen

Seal for most clip-in cooling sensors/senders. M19.6x3.6mm 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
3419389
Mfg#:
N90316802
In Stock
$2.12 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Knock Sensor - Brown Connector - Priced Each

ES#3437888 - 078905377 - Knock Sensor - Brown Connector - Priced Each - Detects engine ping for timing adjustment - Facet - Audi

Detects engine ping for timing adjustment From VIN 8D-X-260001, split is in the 1999 model year

Brand:
Facet - Corporate Logo
ES#:
3437888
Mfg#:
078905377
In Stock at Vendor
$48.47

This product was last offered at the strikethrough price on
07-15-2026

$45.35 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

knock Sensor

ES#3678765 - 06M905377 - knock Sensor - Detects engine knock and changes timing accordingly (Sensor only) - Genuine Volkswagen Audi - Audi

Detects engine knock and changes timing accordingly (Sensor only)

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3678765
Mfg#:
06M905377
Ships in 1-2 days
12% off MSRP

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

$50.99

This product was last offered at the strikethrough price on
10-05-2026

$44.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

A/C Pressure Safety Switch

ES#3218978 - 8D0959482B - A/C Pressure Safety Switch - Prevents excess pressure from building within the system - URO - Audi Volkswagen

Prevents excess pressure from building within the system 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3218978
Mfg#:
8D0959482B
Ships in 1 Business Day
$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bolt - Priced Each

ES#468215 - N10451405 - Bolt - Priced Each - Install new hardware with your new parts. M6x16 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x16

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
468215
Mfg#:
N10451405
In Stock
$0.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Sensors

Random check engine light got you down? It's probably a bad sensor! We have all the electrical sensors your engine needs to send information to your ECU so everything stays happy. Find it, fix it, and replace it with our OEM sensors or save some money with quality aftermarket sensors.

Let us help you find the parts that fit your Audi

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 Your Privacy Choices Cookie Policy ECS Tuning is part of Enthusiast Auto Holdings