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Audi A4 Engine Electrical Parts

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RacingLine Higher Output Ignition Coil - Red - Priced Each

ES#4846419 - VWR900003 - RacingLine Higher Output Ignition Coil - Red - 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#:
4846419
Mfg#:
VWR900003
In Stock
ON SALE! SAVE 11%
$39.99

This product was last offered at the strikethrough price on
07-01-2026

$35.41 USD
Free Shipping
on orders $49 and up

12 Ft 6 Gauge Booster Cables

ES#2770108 - 007269SCH01 - 12 Ft 6 Gauge Booster Cables - Don't be left stranded with a dead battery. Keep a set of quality Schwaben Booster cables in you trunk for that unexpected emergency. - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Don't be left stranded with a dead battery. Keep a set of quality Schwaben Booster cables in you trunk for that unexpected emergency. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
2770108
Mfg#:
007269SCH01
In Stock
ON SALE! SAVE 33%
$44.99

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

$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coil Pack Hold Down Kit - Red

ES#1303016 - ECS42725KT-ARED - Coil Pack Hold Down Kit - Red - A creative & attractive solution for your coil pack "popping" problem - ECS - Audi Volkswagen

A creative & attractive solution for your coil pack "popping" problem affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
1303016
Mfg#:
ECS42725KT-ARED
In Stock
ON SALE! SAVE 10%
$124.99

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

$112.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

VTT Upgraded Ignition Coil Kit - Red - Set Of Four

ES#4464724 - VTTCOILVAGRED4 - VTT Upgraded Ignition Coil Kit - Red - Set Of Four - Exceeds the performance of factory RS3 coils and provides much higher spark output - Vargas Turbo Technologies - Audi Volkswagen

Exceeds the performance of factory RS3 coils and provides much higher spark output affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4464724
Mfg#:
VTTCOILVAGRED4
Ships in 10 Business Days
ON SALE! SAVE 15%
$167.99

This product was last offered at the strikethrough price on
07-02-2026

$142.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Brisk Silver Racing DR12S Spark Plug - Set Of Four

ES#4033195 - dr12sKT - Brisk Silver Racing DR12S Spark Plug - Set Of Four - Featuring silver fine wire center electrode - Superior ignition ability increases engine power! - Brisk - Audi Volkswagen MINI

Featuring silver fine wire center electrode - Superior ignition ability increases engine power! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
One heat range colder than stock with a non-projected tip

Brand:
Brisk - Corporate Logo
ES#:
4033195
Mfg#:
DR12SKT
In Stock
$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#11898 - 16978 - Oxygen Sensor - Priced Each - Keep your engine running efficiently - Bosch - Audi

Keep your engine running efficiently affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
11898
Mfg#:
16978
In Stock at Vendor
$128.99

This product was last offered at the strikethrough price on
05-19-2026

$110.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Union Nut

ES#390192 - 4F0201375 - Union Nut - Secures the fuel pump assembly down to the fuel tank - Genuine Volkswagen Audi - Audi

Secures the fuel pump assembly down to the fuel tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
390192
Mfg#:
4F0201375
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.

$32.99

This product was last offered at the strikethrough price on
07-04-2026

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

APR High Pressure Fuel Pump

ES#11994 - MS100016 - APR High Pressure Fuel Pump - Requires APR engine management software to allow for the increased flow of the APR pump. - APR - Audi Volkswagen

Requires APR engine management software to allow for the increased flow of the APR pump. 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#:
11994
Mfg#:
MS100016
Ships on Jul 29, 2026
11% off MSRP

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

$1687.99

This product was last offered at the strikethrough price on
07-04-2026

$1499.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

1.8T Performance Ignition Service Kit

ES#5338629 - 056059LA084ISKT2 - 1.8T Performance Ignition Service Kit - Featuring one step colder, copper core NGK spark plugs & ECS performance ignition coils for increased spark energy. - ECS - Audi Volkswagen

Featuring one step colder, copper core NGK spark plugs & ECS performance ignition coils for increased spark energy. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For Vehicles with Engine Codes ATW and AEB (Bolt-In Style Ignition Coils)

Brand:
ECS - Corporate Logo
ES#:
5338629
Mfg#:
056059LA084ISKT2
Ships on Aug 19, 2026
Auto Notify
ON SALE! SAVE 25%
$181.99

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

$135.79 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Level Sensor O-Ring

ES#274942 - 038103196 - Oil Level Sensor O-Ring - Seals oil level sensor to the oil pan - Genuine Volkswagen Audi - Audi Volkswagen

Seals oil level sensor to the oil pan affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
274942
Mfg#:
038103196
In Stock
27% off MSRP

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

$14.95

This product was last offered at the strikethrough price on
02-23-2026

$10.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Position Sensor - Priced Each

ES#3549216 - 04C907601K - Camshaft Position Sensor - Priced Each - Used to locate the position of the valves for proper engine operation under all conditions - Genuine Volkswagen Audi - Audi Volkswagen

Used to locate the position of the valves for proper engine operation under all conditions affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with CYMC engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3549216
Mfg#:
04C907601K
Ships in 2 Business 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.

$121.99

This product was last offered at the strikethrough price on
07-04-2026

$113.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

ES#2680957 - 06A905115D - Ignition Coil - Priced Each - Keep your engine running smooth - Bremi - Audi Volkswagen

Keep your engine running smooth affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Bremi - Corporate Logo
ES#:
2680957
Mfg#:
06A905115D
In Stock at Vendor
$27.91

This product was last offered at the strikethrough price on
03-25-2026

$24.67 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Brisk Silver Racing DR10S Spark Plug - Set Of Four

ES#4033196 - dr10sKT - Brisk Silver Racing DR10S Spark Plug - Set Of Four - Featuring silver fine wire center electrode - Superior ignition ability increases engine power! - Brisk - Audi Volkswagen MINI

Featuring silver fine wire center electrode - Superior ignition ability increases engine power! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Two heat ranges colder than stock with a non-projected tip

Brand:
Brisk - Corporate Logo
ES#:
4033196
Mfg#:
DR10SKT
In Stock
$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Air Temperature Sensor

ES#4057426 - 06H905379 - Air Temperature Sensor - Mounted on the intake manifold - VNE - Audi

Mounted on the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
From the 2013 model year

Brand:
VNE - Corporate Logo
ES#:
4057426
Mfg#:
06H905379
Back Ordered
$79.99

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

$76.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sealing O-Ring - Priced Each

ES#2467 - N90316802 - Sealing O-Ring - Priced Each - Seal for most clip-in cooling sensors/senders. M19.6x3.6mm - Febi - Audi Volkswagen

Seal for most clip-in cooling sensors/senders. M19.6x3.6mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2467
Mfg#:
N90316802
In Stock
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Level Sensor

ES#4932072 - 03C907660H - Oil Level Sensor - Mounted on the bottom of the oil pan - URO - Audi

Mounted on the bottom of the oil pan affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
URO - Corporate Logo
ES#:
4932072
Mfg#:
03C907660H
In Stock
$57.99 USD
Free Shipping
on orders $49 and up

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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