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Audi S4 Engine Electrical Parts

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ES#2725358 - 079911023DX - Starter - New  - Brand new unit, no core charge - Valeo - Audi

Brand new unit, no core charge affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Valeo - Corporate Logo
ES#:
2725358
Mfg#:
079911023DX
Ships on Aug 7, 2026
$379.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4785785 - 058905161B - Hall Sender - Priced Each - Measures cam position and relays it to the ECU - URO - 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:
URO - Corporate Logo
ES#:
4785785
Mfg#:
058905161B
In Stock
$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2535127 - 032121142 - Sensor Retaining Clip - Priced Each - Secures the coolant temperature sensor in place - URO - Audi Volkswagen

Secures the coolant temperature sensor in place affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2535127
Mfg#:
032121142
In Stock
$1.62 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#280931 - 06E145272C - Throttle Body Seal - Priced Each - Seals the throttle body adapter plate on each side - Genuine Volkswagen Audi - Audi

Seals the throttle body adapter plate on each side affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280931
Mfg#:
06E145272C
In Stock
44% off MSRP

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

$29.44

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

$16.35 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4159245 - 079959231L - Secondary Air Injection Pump - Keep your engine running efficiently - Pierburg - Audi

Keep your engine running efficiently affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Up to the 2012 model year

Brand:
Pierburg - Corporate Logo
ES#:
4159245
Mfg#:
079959231L
In Stock at Vendor
$745.99

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

$724.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#10816 - 4Z7971824B - Coil Pack Wiring Harness Conduit - left - Shields the wiring for the coil packs - Genuine Volkswagen Audi - Audi

Shields the wiring for the coil packs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
10816
Mfg#:
4Z7971824B
In Stock
Limited Qty Sale
$72.24

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

$64.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#1917 - 034905101 - Ignition Coil Pack - Each - Replace that dead coil, connector included. - Beru - Audi

Replace that dead coil, connector included. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Beru - Corporate Logo
ES#:
1917
Mfg#:
034905101
Ships in 1 day
$141.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2643208 - 078911023D -  Starter - New - New unit - No core charge required - Bosch - Audi Volkswagen

New unit - No core charge required 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#:
2643208
Mfg#:
078911023D
Back Ordered
$727.99

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

$706.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4818443 - 06C905163B - Camshaft Position Sensor - Located on the side of the camshaft in the cylinder head. - Bremmen Parts - Audi Volkswagen

Located on the side of the camshaft in the cylinder head. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Right side cam position sensor

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818443
Mfg#:
06C905163B
In Stock
ON SALE! SAVE 21%
$36.99

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

$29.37 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4045942 - B67BattRelo - JHM Lightweight Battery Relocation Kit (w/ Battery)  - Comes with everything you need to replace your incredibly heavy, OEM battery with a lightweight battery and relocate it to the trunk of your B6-B7 S4 or A4! - JH Motorsports  - Audi

Comes with everything you need to replace your incredibly heavy, OEM battery with a lightweight battery and relocate it to the trunk of your B6-B7 S4 or A4! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JH Motorsports  - Corporate Logo
ES#:
4045942
Mfg#:
B67BATTRELO
Ships in 10 Business Days
$699.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2873369 - 06A919081J - Oil Pressure Switch - black - Senses engine oil pressure for the ECU and warning light. 1.2-1.6 BAR - Febi - Audi Volkswagen

Senses engine oil pressure for the ECU and warning light. 1.2-1.6 BAR affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2873369
Mfg#:
06A919081J
In Stock
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3419777 - 034-106-A003 - FP34 Fuel Pump Surge Tank - With Pump  - Fully enclosed FP34 fuel pump surge tank with Bosch 044 "Motorsport" fuel pump - 034Motorsport - Audi Volkswagen

Fully enclosed FP34 fuel pump surge tank with Bosch 044 "Motorsport" fuel pump affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3419777
Mfg#:
034-106-A003
Back Ordered
$690.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4810341 - 56-926 - Lithium US 4.3 Amp 12 Volt Battery Charger - CTEK - The LITHIUM US is a versatile, microprocessor-controlled charger designed for recharging and maintaining Lithium-Iron (LiFePO4) batteries, featuring automatic operation, and multiple safety protections. - CTEK - Audi BMW Volkswagen Mercedes Benz MINI Porsche

The LITHIUM US is a versatile, microprocessor-controlled charger designed for recharging and maintaining Lithium-Iron (LiFePO4) batteries, featuring automatic operation, and multiple safety protections. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTEK - Corporate Logo
ES#:
4810341
Mfg#:
56-926
Back Ordered
$137.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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

Brand:
Hitachi - Corporate Logo
ES#:
5396934
Mfg#:
06E905115G
In Stock
$56.99 USD
Free Shipping
on orders $49 and up
ES#4418680 - 20298 - 200ml Electronic Spray - Electrical Spray for Electronics - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Electrical Spray for Electronics affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
4418680
Mfg#:
20298
In Stock
4% off MSRP

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

$10.95

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

$10.50 USD
Free Shipping
on orders $49 and up
ES#4111 - 5304 - Denso Spark Plugs - Priced Each - Stock #5304, Plug #IK20, Iridium plugs - Denso - Audi Volkswagen

Stock #5304, Plug #IK20, Iridium plugs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Denso - Corporate Logo
ES#:
4111
Mfg#:
5304
In Stock
$8.25 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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