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Audi S4 Engine Electrical Parts

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Universal 4-Wire Oxygen Sensor - Priced Each

ES#2532224 - 15733 - Universal 4-Wire Oxygen Sensor - Priced Each - Four wire universal OBD-II Oxygen sensor - Bosch - Audi BMW Volkswagen

Four wire universal OBD-II Oxygen sensor 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2532224
Mfg#:
15733
In Stock
$82.99

This product was last offered at the strikethrough price on
02-16-2026

$74.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Position Sensor

ES#2895025 - 07L905163C - Camshaft Position Sensor - Located in the cylinder head - Vemo - Audi Volkswagen Porsche

Located in the cylinder head

Brand:
Vemo - Corporate Logo
ES#:
2895025
Mfg#:
07L905163C
In Stock
$39.99

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

$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Electrical Connector Kit - Housing With Pins & Wire Seals (3)

ES#4460500 - 3D0973703-KIT - Electrical Connector Kit - Housing With Pins & Wire Seals (3) - Includes connector housing with terminals and seals. Great for an OE replacement or custom upgrades. - ECS - Audi Volkswagen

Includes connector housing with terminals and seals. Great for an OE replacement or custom upgrades. 10X Entries For Our 25th Anniversary Sweepstakes!
Please reference original part number from existing connector to confirm fitment, prior to ordering. *OEM

Brand:
ECS - Corporate Logo
ES#:
4460500
Mfg#:
3D0973703-KIT
In Stock
ON SALE! SAVE 25%
$24.99

This product was last offered at the strikethrough price on
06-13-2026

$18.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

A/C Pressure Switch

ES#3437389 - 4H0959126B - A/C Pressure Switch - Prevents excess pressure from building within the system - Hella - Audi

Prevents excess pressure from building within the system

Brand:
Hella - Corporate Logo
ES#:
3437389
Mfg#:
4H0959126B
Ships in 3 Business Days
$62.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

A/C Pressure Switch

ES#4145078 - 4H0959126B - A/C Pressure Switch - Prevents excess pressure from building within the system - Mahle - Audi

Prevents excess pressure from building within the system

Brand:
Mahle - Corporate Logo
ES#:
4145078
Mfg#:
4H0959126B
In Stock
$80.99

This product was last offered at the strikethrough price on
03-06-2026

$73.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

ES#1831805 - 077905115T - Ignition Coil - Priced Each - Keep your engine running smooth - Bremi - Audi Volkswagen

Keep your engine running smooth

Brand:
Bremi - Corporate Logo
ES#:
1831805
Mfg#:
077905115T
In Stock
$26.65

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

$24.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug - Priced Each (NGK)

ES#250318 - 101905621B - Spark Plug - Priced Each (NGK) - OEM replacement spark plug - Genuine Volkswagen Audi - Audi Volkswagen

OEM replacement spark plug

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
250318
Mfg#:
101905621B
In Stock
7% off MSRP

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

$24.48

This product was last offered at the strikethrough price on
07-22-2026

$22.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plugs - Set Of Six

ES#3613001 - 101905631GKT3 - Spark Plugs - Set Of Six - Bosch OE Finewire Platinum spark plug - 2X longer service life compared to standard copper plugs! - Bosch - Audi

Bosch OE Finewire Platinum spark plug - 2X longer service life compared to standard copper plugs! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
3613001
Mfg#:
101905631GKT3
In Stock
$110.99

This product was last offered at the strikethrough price on
03-16-2026

$77.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Performance Ignition Coil - Priced Each

ES#4846107 - 056059LA07 - ECS Performance Ignition Coil - Priced Each - Increased energy output over OE coils for a stronger, more consistent spark! - ECS - Audi Volkswagen

Increased energy output over OE coils for a stronger, more consistent spark! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4846107
Mfg#:
056059LA07
Ships in 3 Business Days
ON SALE! SAVE 20%
$35.99

This product was last offered at the strikethrough price on
06-13-2026

$28.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pressure Solenoid

ES#4818456 - 06E115243H - Oil Pressure Solenoid - Mounted on the side of the cylinder head. Sometimes referred to as the N428 valve. - Bremmen Parts - Audi Volkswagen

Mounted on the side of the cylinder head. Sometimes referred to as the N428 valve. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818456
Mfg#:
06E115243H
Ships on Aug 11, 2026
Auto Notify
ON SALE! SAVE 19%
$69.99

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

$56.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

A/C Pressure Switch

ES#4057415 - 4H0959126B - A/C Pressure Switch - Prevents excess pressure from building within the system - Original Equipment - Audi

Prevents excess pressure from building within the system

Brand:
Original Equipment - Corporate Logo
ES#:
4057415
Mfg#:
4H0959126B
In Stock
$35.99

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

$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coils - Set Of Six

ES#2162796 - 06E898003 - Ignition Coils - Set Of Six - Restore performance and clear misfire codes - NFIS Original Equipment - Audi

Restore performance and clear misfire codes

Brand:
NFIS Original Equipment - Corporate Logo
ES#:
2162796
Mfg#:
06E898003
In Stock
$191.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS 4.2 Performance Ignition Coil - Set Of Eight

ES#5338615 - 056059la07-8KT - ECS 4.2 Performance Ignition Coil - Set Of Eight - Increased energy output over OE coils for a stronger, more consistent spark! - ECS - Audi

Increased energy output over OE coils for a stronger, more consistent spark! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
5338615
Mfg#:
056059LA07-8KT
Ships in 3 Business Days
ON SALE! SAVE 20%
$287.99

This product was last offered at the strikethrough price on
06-13-2026

$230.34 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Position Sensor

ES#1874 - 06A906433C - Crankshaft Position Sensor - Also known as the RPM or speed sensor - Bosch - Audi Volkswagen

Also known as the RPM or speed sensor 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Manual transmission models

Brand:
Bosch - Corporate Logo
ES#:
1874
Mfg#:
06A906433C
In Stock
$33.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug - Priced Each

ES#3613000 - 101905631G - Spark Plug - Priced Each - Bosch OE Finewire Platinum spark plug - 2X longer service life compared to standard copper plugs! FR5KPP332S - Bosch - Audi

Bosch OE Finewire Platinum spark plug - 2X longer service life compared to standard copper plugs! FR5KPP332S 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
3613000
Mfg#:
101905631G
In Stock
$18.99

This product was last offered at the strikethrough price on
03-16-2026

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

Hemi Throttle Body - 80mm

ES#3957096 - 53032801AC - Hemi Throttle Body - 80mm - Direct plug and play - Mopar - Audi Volkswagen

Direct plug and play Requires Hemi adapter

Brand:
Mopar - Corporate Logo
ES#:
3957096
Mfg#:
53032801AC
Ships in 5 Business Days
$449.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Electrical Parts

With automotive electrical content growing yearly, it has never been more important to keep your charging and electrical system in top working condition. ECS Tuning stocks a huge and constantly growing inventory of electrical sensors, electric motors, and electronic actuators from original equipment and name-brand aftermarket suppliers.

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.

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