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Audi A4 Engine Electrical Parts

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Knock Sensor - Brown Connector - Priced Each

ES#4900597 - 078905377 - Knock Sensor - Brown Connector - Priced Each - Detects engine ping for timing adjustment - Meyle - Audi

Detects engine ping for timing adjustment 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
From VIN 8D-X-260001, split is in the 1999 model year

Brand:
Meyle - Corporate Logo
ES#:
4900597
Mfg#:
078905377
Ships on Sep 8, 2026
$42.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Knock Sensor - Green Connector

ES#4487635 - 054905377A - Knock Sensor - Green Connector - Detects engine ping for timing adjustment - Meyle - Audi Volkswagen

Detects engine ping for timing adjustment 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Please check connector color before ordering

Brand:
Meyle - Corporate Logo
ES#:
4487635
Mfg#:
054905377A
Ships on Sep 8, 2026
$43.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Position Sensor

ES#4326850 - 078906433B - Crankshaft Position Sensor - Meyle - Audi Volkswagen

2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4326850
Mfg#:
078906433B
Ships on Sep 8, 2026
$30.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Pump Assembly

ES#4901308 - 8E0919051CJ - Fuel Pump Assembly - Fix hard cold starts and engine sputtering. Restore dependable fuel delivery with this complete plug-and-play Meyle fuel pump assembly. - Meyle - Audi

Fix hard cold starts and engine sputtering. Restore dependable fuel delivery with this complete plug-and-play Meyle fuel pump assembly. 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Up to VIN 8E-3-395930, split is in the 2003 model year

Brand:
Meyle - Corporate Logo
ES#:
4901308
Mfg#:
8E0919051CJ
Ships on Sep 8, 2026
$181.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hall Sender

ES#3971075 - 078905161C - Hall Sender - Commonly called Cam Position Sensor - Meyle - Audi

Commonly called Cam Position Sensor 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
3971075
Mfg#:
078905161C
Ships on Sep 8, 2026
$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Knock Sensor - Green Connector

ES#4900598 - 07D905377 - Knock Sensor - Green Connector - Detects engine ping for timing adjustment - Meyle - Audi Volkswagen

Detects engine ping for timing adjustment 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4900598
Mfg#:
07D905377
Ships on Sep 8, 2026
$44.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Knock Sensor - Blue Connector - Priced Each

ES#4487634 - 054905377G - Knock Sensor - Blue Connector - Priced Each - Detects engine ping for timing adjustment - Meyle - Audi Volkswagen

Detects engine ping for timing adjustment 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Up to VIN 8D-X-260000, split is in the 1999 model year

Brand:
Meyle - Corporate Logo
ES#:
4487634
Mfg#:
054905377G
Ships on Sep 8, 2026
$44.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuse Box Relay Plate

ES#3970913 - 8L0941822A - Fuse Box Relay Plate - The portion of the fuse box that accepts the relays - Meyle - Audi Volkswagen

The portion of the fuse box that accepts the relays 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
From VIN 8D-W-007800, split is in the 1998 model year

Brand:
Meyle - Corporate Logo
ES#:
3970913
Mfg#:
8L0941822A
Ships on Sep 8, 2026
$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Pump

ES#2643003 - 8D0906089A - Fuel Pump - Located inside the fuel tank - Meyle - Audi

Located inside the fuel tank 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
2643003
Mfg#:
8D0906089A
Ships on Sep 8, 2026
$143.99 USD
Free Shipping
on orders $49 and up

A/C Pressure Switch

ES#4901122 - 5Q0959126B - A/C Pressure Switch - A/C Pressure Sensor Restore proper A/C compressor operation and keep your cabin cool. - Meyle - Audi Volkswagen

A/C Pressure Sensor Restore proper A/C compressor operation and keep your cabin cool. 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4901122
Mfg#:
5Q0959126B
Ships on Sep 8, 2026
$40.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mass Air Flow Sensor (MAF)

Restore fuel economy and performance 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
5480235
Mfg#:
06J906461D
Ships on Sep 9, 2026
Auto Notify
$89.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Alternator Pulley

Does not include securing hardware From the 2013 model year

Brand:
Gates - Corporate Logo
ES#:
3234832
Mfg#:
06H903119C
Ships on Sep 10, 2026
$192.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

APR Ignition Coil & Spark Plug Kit (3.0T EA837 6-cylinder Engines) - Blue

ES#5504979 - KT100044 - APR Ignition Coil & Spark Plug Kit (3.0T EA837 6-cylinder Engines) - Blue - Designed to be a direct plug-and-play upgrade to factory coils, providing greater energy output, ensuring a stronger and more consistent spark! - APR - Audi

Designed to be a direct plug-and-play upgrade to factory coils, providing greater energy output, ensuring a stronger and more consistent spark! Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
APR - Corporate Logo
ES#:
5504979
Mfg#:
KT100044
Ships on Sep 17, 2026
$353.99 USD
Free Shipping

Fuel Modules

We Price Match - Give Us A Call or Chat!

Brand:
VDO - Corporate Logo
ES#:
4415159
Mfg#:
8E0919051BM
Special Order: No Guaranteed ETA
$571.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Modules

Located inside the fuel tank We Price Match - Give Us A Call or Chat!

Brand:
VDO - Corporate Logo
ES#:
4415148
Mfg#:
8D0906089A
Special Order: No Guaranteed ETA
$269.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

In-Tank Fuel Pump Gasket

ES#5339712 - 1J0919133B - In-Tank Fuel Pump Gasket - Located between the retaining ring and fuel tank - Elring - Audi Volkswagen

Located between the retaining ring and fuel tank 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Elring - Corporate Logo
ES#:
5339712
Mfg#:
1J0919133B
Special Order: No Guaranteed ETA
ON SALE!
$10.99

This product was last offered at the strikethrough price on
08-14-2026

$10.44 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

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Manufacturer names and/or part numbers are used only for identification purposes.

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