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Audi S4 Engine Electrical Parts

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Also referred to as the impulse sender affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Walker - Corporate Logo
ES#:
4779941
Mfg#:
06M907601D
In Stock at Vendor
$54.99

This product was last offered at the strikethrough price on
04-11-2026

$48.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4940600 - 03C906051F - MAP Sensor - Manifold absolute pressure sensor, lets your ECU know how much air pressure is in your intake manifold / supercharger - Bremmen Parts - Audi Volkswagen

Manifold absolute pressure sensor, lets your ECU know how much air pressure is in your intake manifold / supercharger affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Located on the rear of the supercharger

Brand:
Bremmen Parts - Corporate Logo
ES#:
4940600
Mfg#:
03C906051F
In Stock
ON SALE! SAVE 14%
$15.99

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

$13.76 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2812980 - 058905161B - Hall Sender - Priced Each - Measures cam position and relays it to the ECU - Hamburg Tech - Audi Volkswagen

Measures cam position and relays it to the ECU affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2812980
Mfg#:
058905161B
Ships in 2 Business Days
$95.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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

Brand:
Behr - Corporate Logo
ES#:
4045653
Mfg#:
3R0959126
In Stock at Vendor
$98.99

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

$95.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4040024 - 077905115T - Ignition Coil - Priced Each - Keep your engine running smooth - Hella - Audi Volkswagen

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

Brand:
Hella - Corporate Logo
ES#:
4040024
Mfg#:
077905115T
Ships on Jul 22, 2026
$47.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3520868 - 07L905163A - Camshaft Position Sensor - Located in the cylinder head - Holstein - Audi Volkswagen

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

Brand:
Holstein - Corporate Logo
ES#:
3520868
Mfg#:
07L905163A
In Stock at Vendor
$23.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#2899179 - 4D0951253 - Fuel Pump Relay - 372 - Keep the fuel pump going - Vemo - Audi Volkswagen

Keep the fuel pump going affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vemo - Corporate Logo
ES#:
2899179
Mfg#:
4D0951253
Special Order: No Guaranteed ETA
$91.99 USD
Free Shipping
on orders $49 and up
ES#4326817 - 06H905110L - Ignition Coil - Priced Each - Meyle - Audi Volkswagen

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4326817
Mfg#:
06H905110L
Ships on Oct 15, 2026
$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5051 - ATP-FLS-022 - Universal Oxygen Sensor Bung - Priced Each - Stainless steel weld-in nut for any O2 sensor - ATP - Audi BMW Volkswagen

Stainless steel weld-in nut for any O2 sensor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ATP - Corporate Logo
ES#:
5051
Mfg#:
ATP-FLS-022
Ships in 6 Business Days
$12.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Shut down quickly & remotely - required by many racing organizations affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rennline - Corporate Logo
ES#:
2839899
Mfg#:
EL25RED
Ships in 5 Business Days
$45.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#359949 - 443937105A - Fuse - 30A - Found near the relay panel under the dashboard - Genuine Volkswagen Audi - Audi

Found near the relay panel under the dashboard affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For cabriolet models only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
359949
Mfg#:
443937105A
Ships in 3 Business Days
8% off MSRP

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

$96.99

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

$88.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4069842 - 101000063AA - Spark Plug - Priced Each - Keep your engine running strong - Bosch FR-7-KPP-33+ - Bosch - Audi Volkswagen

Keep your engine running strong - Bosch FR-7-KPP-33+ 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#:
4069842
Mfg#:
101000063AA
In Stock at Vendor
$12.99

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

$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3647283 - 06E109257T - N205 Valve - Priced Each - Valve that controls cam adjustment (Camshaft solenoid adjuster) - World Brake Resource - Audi Volkswagen

Valve that controls cam adjustment (Camshaft solenoid adjuster) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
World Brake Resource - Corporate Logo
ES#:
3647283
Mfg#:
06E109257T
Back Ordered
$86.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2894993 - 079905376C - Knock Sensor - Black - Priced Each - Keep your engine running smoothly - Vemo - Audi Volkswagen

Keep your engine running smoothly affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits left front & right rear

Brand:
Vemo - Corporate Logo
ES#:
2894993
Mfg#:
079905376C
Special Order: No Guaranteed ETA
$85.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3410515 - 078905377 - Knock Sensor - Brown Connector - Priced Each - Detects engine ping for timing adjustment - FAE - Audi

Detects engine ping for timing adjustment affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
From VIN 8D-X-260001, split is in the 1999 model year

Brand:
FAE - Corporate Logo
ES#:
3410515
Mfg#:
078905377
In Stock
Limited Qty Sale
$48.99

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

$42.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4492815 - 40-339 - CTEK CT5 Power Sport  - The CT5 POWERSPORT (part# 40-339) makes sure you're ready for action every time. - CTEK - Audi BMW Volkswagen Mercedes Benz MINI Porsche

The CT5 POWERSPORT (part# 40-339) makes sure you're ready for action every time. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTEK - Corporate Logo
ES#:
4492815
Mfg#:
40-339
In Stock at Vendor
$84.99 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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