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Audi A4 Engine Electrical Parts

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Alternator/ Starter Harness

ES#452595 - 8K0971228 - Alternator/ Starter Harness - Connects the alternator and starter with the main engine harness - Genuine Volkswagen Audi - Audi

Connects the alternator and starter with the main engine harness Up to the 2012 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
452595
Mfg#:
8K0971228
Ships in 3 Business Days
5% off MSRP

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

$489.99

This product was last offered at the strikethrough price on
08-20-2026

$464.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

A/C Pressure Safety Switch

ES#4045558 - 3R0959126 - A/C Pressure Safety Switch - Prevents excess pressure from building within the system - Mahle - Audi

Prevents excess pressure from building within the system

Brand:
Mahle - Corporate Logo
ES#:
4045558
Mfg#:
3R0959126
In Stock at Vendor
$108.87

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

$84.07 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Position Sensor

ES#4039961 - YC0BB - Crankshaft Position Sensor - Also known as the RPM or impulse sensor - Hella - Audi Volkswagen

Also known as the RPM or impulse sensor Up to the 2012 model year

Brand:
Hella - Corporate Logo
ES#:
4039961
Mfg#:
06H906433
Ships on Sep 15, 2026
Auto Notify
$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sealing O-Ring - Priced Each

ES#264172 - N90316802 - Sealing O-Ring - Priced Each - Seal for most clip-in cooling sensors/senders. M19.6x3.6mm - Genuine Volkswagen Audi - Audi Volkswagen

Seal for most clip-in cooling sensors/senders. M19.6x3.6mm

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
264172
Mfg#:
N90316802
In Stock
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil Puller Kit - 4 Pieces

ES#4608461 - icr-01-04KT - Ignition Coil Puller Kit - 4 Pieces - The proper tools to remove your coil packs - Schwaben - Audi Volkswagen
ECS Tuning recommends this product.

The proper tools to remove your coil packs 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
4608461
Mfg#:
ICR-01-04KT
In Stock
ON SALE! SAVE 25%
$92.99

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

$70.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pressure Switch - Brown

ES#2894574 - 038919081K - Oil Pressure Switch - Brown - Pressure switch located on the oil cooler bracket. .55-.85 BAR - Vemo - Audi Volkswagen Porsche

Pressure switch located on the oil cooler bracket. .55-.85 BAR

Brand:
Vemo - Corporate Logo
ES#:
2894574
Mfg#:
038919081K
In Stock
$13.99

This product was last offered at the strikethrough price on
05-22-2026

$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil Pack Puller

ES#4588969 - IC-04 - Ignition Coil Pack Puller - Remove ignition coils easily, without damaging them - Schwaben - Audi Volkswagen Porsche
ECS Tuning recommends this product.

Remove ignition coils easily, without damaging them 10X Entries For Our 25th Anniversary Sweepstakes!
For push down style coil packs only, does not work on the bolt down style coil packs.

Brand:
Schwaben - Corporate Logo
ES#:
4588969
Mfg#:
IC-04
In Stock
ON SALE! SAVE 35%
$21.99

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

$14.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

GENIUS PRO 12V / 24V 50 Amp Battery Charger - NOCO

ES#4346392 - GENIUSPRO50 - GENIUS PRO 12V / 24V 50 Amp Battery Charger - NOCO - Similar to the G26000, just more powerful. With the greatest performance and functionality yet, it's a world-class battery charger to let professionals push the limits at incredible charging speeds. - NOCO - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Similar to the G26000, just more powerful. With the greatest performance and functionality yet, it's a world-class battery charger to let professionals push the limits at incredible charging speeds.

Brand:
NOCO - Corporate Logo
ES#:
4346392
Mfg#:
GENIUSPRO50
In Stock
20% off MSRP

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

$1125.99

This product was last offered at the strikethrough price on
08-20-2026

$899.99 USD
Free Shipping
on orders $49 and up

Coil Pack Hold Down Kit - Black

ES#260956 - ECS42725KT-A - Coil Pack Hold Down Kit - Black - A creative & attractive solution for your coil pack "popping" problem - ECS - Audi Volkswagen

A creative & attractive solution for your coil pack "popping" problem 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
260956
Mfg#:
ECS42725KT-A
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

High Pressure Fuel Pump Kit

ES#4820954 - 06K127028LKT - High Pressure Fuel Pump Kit - Includes HPFP, cam follower, and hardware - Genuine Volkswagen Audi - Audi

Includes HPFP, cam follower, and hardware Fits vehicles with production date up to 5/13/2019 (CYMC engine code)

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4820954
Mfg#:
06K127028LKT
In Stock
$885.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

ES#1304252 - 06C905115M - Ignition Coil - Priced Each - Keep your engine running smooth. - Genuine Volkswagen Audi - Audi Volkswagen

Keep your engine running smooth.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1304252
Mfg#:
06C905115M
In Stock
8% off MSRP

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

$60.00

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

$54.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coil Pack Hold Down Kit - Silver

ES#1303018 - ECS4275KT-ASLV - Coil Pack Hold Down Kit - Silver - A creative & attractive solution for your coil pack "popping" problem - ECS - Audi Volkswagen

A creative & attractive solution for your coil pack "popping" problem 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
1303018
Mfg#:
ECS4275KT-ASLV
In Stock
ON SALE! SAVE 10%
$119.99

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

$107.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Platinum Spark Plugs - Set Of Four

ES#592 - PFR6Q4CYL - Platinum Spark Plugs - Set Of Four - Factory heat range plugs with platinum cores - NGK - Audi Volkswagen

Factory heat range plugs with platinum cores We Price Match - Give Us A Call or Chat!

Brand:
NGK - Corporate Logo
ES#:
592
Mfg#:
PFR6Q4CYL
In Stock
$71.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Pump Assembly

ES#4147399 - 8K0919051AN - Fuel Pump Assembly - Located in the fuel tank-includes fuel level sending unit - Delphi - Audi

Located in the fuel tank-includes fuel level sending unit From the 2013 model year with flexfuel (e85) fuel option (Metal intake manifold)

Brand:
Delphi - Corporate Logo
ES#:
4147399
Mfg#:
8K0919051AN
In Stock at Vendor
$883.99

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

$862.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Service Kit

ES#2535689 - 06E905115EKT2 - Ignition Service Kit - Includes six OE red coil packs and six NGK laser platinum spark plugs - Assembled By ECS - Audi

Includes six OE red coil packs and six NGK laser platinum spark plugs 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2535689
Mfg#:
06E905115EKT2
In Stock
$286.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Position Sensor

ES#1904973 - 07K907601A - Camshaft Position Sensor - Located in cylinder head - Genuine Volkswagen Audi - Audi Volkswagen

Located in cylinder head

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1904973
Mfg#:
07K907601A
In Stock
Limited Qty Sale
$163.99

This product was last offered at the strikethrough price on
02-26-2026

$142.99 USD
Free Shipping
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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