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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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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

Engine Wiring Harness

ES#2680886 - 8K1971072ST - Engine Wiring Harness - Complete harness for the engine - Genuine Volkswagen Audi - Audi

Complete harness for the engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For manual transmission vehicles from the 2013 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2680886
Mfg#:
8K1971072ST
Special Order: No Guaranteed ETA
5% off MSRP

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

$2845.99

This product was last offered at the strikethrough price on
06-07-2026

$2701.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor Tool - Angled Handle - 7/8" - Bavarian Autosport

ES#3673911 - B8800066 - Oxygen Sensor Tool - Angled Handle - 7/8" - Bavarian Autosport - Slotted, pivoting head has both hexagon and double hexagon drive. Angled handle reaches around obstructions. - Bav Auto Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Slotted, pivoting head has both hexagon and double hexagon drive. Angled handle reaches around obstructions. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bav Auto Tools - Corporate Logo
ES#:
3673911
Mfg#:
B8800066
Ships on Aug 10, 2026
Auto Notify
ON SALE! SAVE 25%
$49.99

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

$37.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hemi Throttle Body - 80mm Hemi Throttle Body Upgrade - 80mm

ES#4715966 - 53032801AC - Hemi Throttle Body - 80mm Hemi Throttle Body Upgrade - 80mm - The perfect solution for a high horsepower set ups - Continental - Audi Volkswagen

The perfect solution for a high horsepower set ups affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Continental - Corporate Logo
ES#:
4715966
Mfg#:
53032801AC
Back Ordered
Auto Notify
$253.99

This product was last offered at the strikethrough price on
01-30-2026

$194.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor

ES#4046596 - 05C919501 - Coolant Temperature Sensor - Monitors coolant temperature for fan control & gauge readings - Genuine Volkswagen Audi - Audi Volkswagen

Monitors coolant temperature for fan control & gauge readings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4046596
Mfg#:
05C919501
In Stock
3% off MSRP

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

$31.99

This product was last offered at the strikethrough price on
06-07-2026

$30.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor - 2 Pin

ES#4766154 - 06A919501A - Coolant Temperature Sensor - 2 Pin - Monitors coolant temperature for fan control & gauge readings. Includes O-ring - Bremmen Parts - Audi Volkswagen

Monitors coolant temperature for fan control & gauge readings. Includes O-ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4766154
Mfg#:
06A919501A
In Stock
ON SALE! SAVE 20%
$14.99

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

$11.99 USD
Free Shipping
on orders $49 and up
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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
5338615
Mfg#:
056059LA07-8KT
Ships on Aug 4, 2026
Auto Notify
ON SALE! SAVE 15%
$279.99

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

$237.93 USD
Free Shipping
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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818456
Mfg#:
06E115243H
Ships on Sep 17, 2026
Auto Notify
ON SALE! SAVE 17%
$69.99

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

$57.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

4.2 Performance Ignition Service Kit

ES#5338616 - 056059LA078ISKT - 4.2 Performance Ignition Service Kit - Featuring ECS Performance Ignition Coils & OEM Bosch spark plugs for increased spark energy! - ECS - Audi

Featuring ECS Performance Ignition Coils & OEM Bosch spark plugs for increased spark energy! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
5338616
Mfg#:
056059LA078ISKT
Ships on Aug 4, 2026
Auto Notify
ON SALE! SAVE 24%
$385.99

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

$294.62 USD
Free Shipping
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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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

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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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
06-07-2026

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

Ignition Coil - Priced Each

ES#594 - 058905105 - Ignition Coil - Priced Each - Includes the spark plug boot - Beru - Audi Volkswagen

Includes the spark plug boot affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Beru - Corporate Logo
ES#:
594
Mfg#:
058905105
In Stock
$55.20

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

$48.79 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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

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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4846107
Mfg#:
056059LA07
Ships on Aug 4, 2026
Auto Notify
ON SALE! SAVE 15%
$34.99

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

$29.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RacingLine Higher Output Ignition Coil - Grey - Priced Each

ES#4708245 - VWR900002 - RacingLine Higher Output Ignition Coil - Grey - Priced Each - Delivers greater energy output, ensuring a stronger and more consistent spark. A simple plug-and-play upgrade over the OE factory coils. - Racingline - Audi Volkswagen

Delivers greater energy output, ensuring a stronger and more consistent spark. A simple plug-and-play upgrade over the OE factory coils. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Racingline - Corporate Logo
ES#:
4708245
Mfg#:
VWR900002
Ships on Jul 28, 2026
Auto Notify
$55.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Level Sensor

ES#2708811 - 1J0907660B - Oil Level Sensor - Mounted on the bottom of the oil pan - URO - Audi Volkswagen

Mounted on the bottom of the oil pan affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2708811
Mfg#:
1J0907660B
In Stock
$34.65 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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