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Audi A4 Engine Electrical Parts

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Throttle Body Assembly

Cable driven assembly for intake air affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Pierburg - Corporate Logo
ES#:
3557344
Mfg#:
058133063Q
Special Order: No Guaranteed ETA
$257.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Oxygen Sensor - Priced Each

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

Brand:
Bremmen Parts - Corporate Logo
ES#:
5470646
Mfg#:
1K0998262L
Ships on Dec 4, 2026
Auto Notify
ON SALE! SAVE 20%
$129.99

This product was last offered at the strikethrough price on
05-29-2026

$103.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Pressure Sensor - Priced Each

Monitors airflow of the secondary air injection 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#:
5482382
Mfg#:
06E906052
Special Order: No Guaranteed ETA
$39.99 USD
This product is lifetime replacement eligible Lifetime Replacement

FP34 Fuel Pump Surge Tank

ES#4877045 - 034-106-A002/3 - FP34 Fuel Pump Surge Tank - Designed for Bosch 044 Fuel Pump - 034Motorsport - Audi Volkswagen

Designed for Bosch 044 Fuel Pump affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4877045
Mfg#:
034-106-A002/3
Back Ordered
ON SALE! SAVE 10%
$351.00

This product was last offered at the strikethrough price on
06-28-2026

$315.90 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ignition Service Kit - Stage 1

ES#2538557 - 09356KT - Ignition Service Kit - Stage 1 - Includes Bosch plug wires and spark plugs - Bosch - Audi

Includes Bosch plug wires and spark plugs 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#:
2538557
Mfg#:
09356KT
Back Ordered
$292.99

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

$291.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Alternator - 120 Amps

ES#2523995 - 06B903018EXBOSKI - Remanufactured Alternator - 120 Amps - Includes a $70 refundable core charge - Bosch - Audi Volkswagen

Includes a $70 refundable core charge 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!
Please check current alternator for correct amps

Brand:
Bosch - Corporate Logo
ES#:
2523995
Mfg#:
06B903018EXBOSKI
Back Ordered
$446.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Alternator - 90 Amps

ES#259920 - al0725xKt - Remanufactured Alternator - 90 Amps - Includes a $78 refundable core charge - Bosch - Audi Volkswagen

Includes a $78 refundable core charge 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!
For cars with Bosch style 90 amp alternators. Please check current part number before ordering.

Brand:
Bosch - Corporate Logo
ES#:
259920
Mfg#:
AL0725XKT
Back Ordered
$380.99

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

$372.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Starter

ES#2712870 - 078911023DXKT2 - Remanufactured Starter - Price includes a $39.00 refundable core charge - Bosch - Audi Volkswagen

Price includes a $39.00 refundable core charge 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#:
2712870
Mfg#:
078911023DXKT2
Back Ordered
$334.73

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

$326.28 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Washer - Priced Each

ES#4940359 - N01152527 - Washer - Priced Each - Install new hardware with your new parts. 8.4x16x1.6 - Bremmen Parts - Audi Volkswagen

Install new hardware with your new parts. 8.4x16x1.6 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4940359
Mfg#:
N01152527
Special Order: No Guaranteed ETA
Auto Notify
ON SALE! SAVE 46%
$2.99

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

$1.62 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Alternator Pulley

ES#2866288 - 06E903119Q - Alternator Pulley - Does not include securing hardware - Febi - Audi

Does not include securing hardware 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#:
2866288
Mfg#:
06E903119Q
Special Order: No Guaranteed ETA
$98.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Alternator Freewheel Clutch Pulley

ES#4900592 - 06H903219C - Alternator Freewheel Clutch Pulley - Restore smooth operation to your accessory belt drive system and prevent tensioner failure. - Meyle - Audi Volkswagen

Restore smooth operation to your accessory belt drive system and prevent tensioner failure. 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:
Meyle - Corporate Logo
ES#:
4900592
Mfg#:
06H903219C
Special Order: No Guaranteed ETA
$95.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

ES#3979005 - 06C905115M - Ignition Coil - Priced Each - Keep your engine running smooth and looking good! - Meyle - Audi Volkswagen

Keep your engine running smooth and looking good! 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:
Meyle - Corporate Logo
ES#:
3979005
Mfg#:
06C905115M
Special Order: No Guaranteed ETA
$33.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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. 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:
Meyle - Corporate Logo
ES#:
4901122
Mfg#:
5Q0959126B
Special Order: No Guaranteed ETA
$40.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Oxygen Sensor - Priced Each

ES#2834598 - 1K0998262F - Front Oxygen Sensor - Priced Each - Keep your engine running efficiently - NTK - Audi Volkswagen

Keep your engine running efficiently affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits left and right position

Brand:
NTK - Corporate Logo
ES#:
2834598
Mfg#:
1K0998262F
Back Ordered
$182.99

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

$177.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Pressure Switch - 1.4 bar

ES#6497 - 068919081D - Oil Pressure Switch - 1.4 bar - Senses low engine oil pressure - Original Equipment Supplier - Audi Volkswagen

Senses low engine oil pressure affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Up to the 1999 model year

Brand:
Original Equipment Supplier - Corporate Logo
ES#:
6497
Mfg#:
068919081D
Back Ordered
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Position Sensor

ES#4057635 - 07K907601A - Camshaft Position Sensor - Located in cylinder head - Original Equipment Supplier - Audi Volkswagen

Located in cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Original Equipment Supplier - Corporate Logo
ES#:
4057635
Mfg#:
07K907601A
Back Ordered
$41.99

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

$40.99 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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