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Audi S4 Engine Electrical Parts

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High Pressure Fuel Pump

ES#3419174 - 07L127026AK - High Pressure Fuel Pump - Located on the left cylinder head - Hitachi - Audi Volkswagen

Located on the left cylinder head

Brand:
Hitachi - Corporate Logo
ES#:
3419174
Mfg#:
07L127026AK
In Stock
$851.99

This product was last offered at the strikethrough price on
04-30-2026

$550.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

APR Upgraded Ignition Coil - Blue - Priced Each MS100210

ES#4376582 - MS100210 - APR Upgraded Ignition Coil - Blue - Priced Each MS100210 - 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 Volkswagen

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!

Brand:
APR - Corporate Logo
ES#:
4376582
Mfg#:
MS100210
In Stock
ON SALE! SAVE 10%
$36.95

This product was last offered at the strikethrough price on
09-28-2026

$33.26 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug - Priced Each

ES#3181977 - 06M905606F - Spark Plug - Priced Each - Keep your engine running strong - Genuine Volkswagen Audi - Audi

Keep your engine running strong

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3181977
Mfg#:
06M905606F
In Stock
3% off MSRP

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

$19.98

This product was last offered at the strikethrough price on
10-23-2026

$19.31 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Performance Ignition Coils - Red - Set Of Six

ES#4686053 - 002540LCA03KT - ECS Performance Ignition Coils - Red - Set Of Six - Designed to be a direct plug-and-play upgrade to factory coils, providing greater energy output, ensuring a stronger and more consistent spark! - ECS - Audi

Designed to be a direct plug-and-play upgrade to factory coils, providing greater energy output, ensuring a stronger and more consistent spark! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4686053
Mfg#:
002540LCA03KT
In Stock
ON SALE! SAVE 20%
$281.99

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

$225.55 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

APR Iridium Pro Spark Plugs - Set Of 6

ES#4905816 - Z1004081X6KT - APR Iridium Pro Spark Plugs - Set Of 6 - Designed for high performance / tuned vehicle applications - APR - Audi Porsche

Designed for high performance / tuned vehicle applications Call In Or Chat For Best Price!

Brand:
APR - Corporate Logo
ES#:
4905816
Mfg#:
Z1004081X6KT
In Stock
ON SALE! SAVE 10%
$161.99

This product was last offered at the strikethrough price on
09-28-2026

$145.53 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

APR Iridium Pro Spark Plugs - Priced Each

ES#4905500 - Z1004081 - APR Iridium Pro Spark Plugs - Priced Each - Designed for high performance / tuned vehicle applications - APR - Audi Porsche

Designed for high performance / tuned vehicle applications Call In Or Chat For Best Price!

Brand:
APR - Corporate Logo
ES#:
4905500
Mfg#:
Z1004081
In Stock
ON SALE! SAVE 10%
$26.99

This product was last offered at the strikethrough price on
09-28-2026

$24.26 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Spark Plugs - Set Of Six

ES#2731766 - 94460KT - Spark Plugs - Set Of Six - Keep your engine running strong - NGK - Audi Porsche
ECS Tuning recommends this product.

Keep your engine running strong We Price Match - Give Us A Call or Chat!

Brand:
NGK - Corporate Logo
ES#:
2731766
Mfg#:
94460KT
In Stock
$77.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Fuel Pump Assembly

ES#4742862 - 8K0919051AS - Fuel Pump Assembly - URO Premium - Audi

2X Entries Into Our F80 M3 Sweepstakes

From the 2013 model year without flexfuel (e85) fuel option (Plastic intake manifold)

Brand:
URO Premium - Corporate Logo
ES#:
4742862
Mfg#:
8K0919051AS
In Stock
$203.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Ignition Service Kit

ES#4348840 - 101905631GKT4 - Performance Ignition Service Kit - Includes six OEM coil packs and NGK spark plugs to service your ignition - Assembled By ECS - Audi

Includes six OEM coil packs and NGK spark plugs to service your ignition 10X Entries Into Our F80 M3 Sweepstakes
Recommended to be used by various tuners when paired with performance software - recommended gap of .024�

Brand:
Assembled By ECS - Corporate Logo
ES#:
4348840
Mfg#:
101905631GKT4
In Stock
ON SALE! SAVE 16%
$278.99

This product was last offered at the strikethrough price on
09-15-2026

$233.55 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

APR Upgraded Ignition Coil - Blue - Priced Each

ES#4164357 - MS100204 - APR Upgraded Ignition Coil - Blue - Priced Each - 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 Volkswagen Porsche

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!
CARB certified for sale in all 50 states

Brand:
APR - Corporate Logo
ES#:
4164357
Mfg#:
MS100204
EO#:
D-783-5
In Stock
ON SALE! SAVE 10%
$52.95

This product was last offered at the strikethrough price on
09-28-2026

$47.66 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

ES#4145072 - 06H905110L - Ignition Coil - Priced Each - Keep your engine running smooth - Bosch - Audi Volkswagen

Keep your engine running smooth We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
4145072
Mfg#:
06H905110L
In Stock
$45.99

This product was last offered at the strikethrough price on
09-08-2026

$45.15 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Pump

ES#3187829 - 8E0906087R - Fuel Pump - Does not include fuel gauge sender - Continental - Audi

Does not include fuel gauge sender We Price Match - Give Us A Call or Chat!
Up to VIN 8E-6-265 830 - Split is in the 2006 model year

Brand:
Continental - Corporate Logo
ES#:
3187829
Mfg#:
8E0906087R
In Stock
$348.41 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Ignition Service Kit

ES#4475290 - 06m905606f1KT - Performance Ignition Service Kit - Includes six Red APR coil packs and OEM spark plugs to service your ignition system - Assembled By ECS - Audi

Includes six Red APR coil packs and OEM spark plugs to service your ignition system 10X Entries Into Our F80 M3 Sweepstakes
CARB certified for sale in all 50 states

Brand:
Assembled By ECS - Corporate Logo
ES#:
4475290
Mfg#:
06M905606F1KT
EO#:
D-783-5
In Stock
$438.05 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

APR Upgraded Ignition Coil - Grey - Priced Each

ES#4376581 - MS100209 - APR Upgraded Ignition Coil - Grey - Priced Each - 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 Volkswagen

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!

Brand:
APR - Corporate Logo
ES#:
4376581
Mfg#:
MS100209
In Stock
ON SALE! SAVE 10%
$36.95

This product was last offered at the strikethrough price on
09-28-2026

$33.26 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil Connector Housing - Priced Each

ES#452689 - 8K0973724 - Ignition Coil Connector Housing - Priced Each - The 4-pin connector for the ignition coils - Genuine Volkswagen Audi - Audi

The 4-pin connector for the ignition coils

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
452689
Mfg#:
8K0973724
In Stock
27% off MSRP

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

$14.50

This product was last offered at the strikethrough price on
09-28-2026

$10.64 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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