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Audi S4 Engine Electrical Parts

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2.7T Throttle Body Boot

ES#4830656 - CTS-SIL-022 - 2.7T Throttle Body Boot - Replace the faulty oem unit with this high quality 4-ply silicone upgrade - CTS - Audi

Replace the faulty oem unit with this high quality 4-ply silicone upgrade

Brand:
CTS - Corporate Logo
ES#:
4830656
Mfg#:
CTS-SIL-022
Special Order: No Guaranteed ETA
20% off MSRP

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

$54.99

This product was last offered at the strikethrough price on
10-25-2026

$43.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt - Priced Each

ES#468072 - N10406203 - Hex Bolt - Priced Each - Secures the starter to the transmission. M10x80 - Genuine Volkswagen Audi - Audi

Secures the starter to the transmission. M10x80 For vehicles with automatic transmissions

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
468072
Mfg#:
N10406203
Ships in 1 day
10% off MSRP

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

$15.52

This product was last offered at the strikethrough price on
10-25-2026

$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rubber Mount - Priced Each

ES#279478 - 06A133567F - Rubber Mount - Priced Each - Secures the secondary air injection pump to the bracket - Genuine Volkswagen Audi - Audi Volkswagen

Secures the secondary air injection pump to the bracket Up to the 2012 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
279478
Mfg#:
06A133567F
Ships in 1 day
13% off MSRP

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

$15.99

This product was last offered at the strikethrough price on
10-25-2026

$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug Boot - Priced Each

ES#1727 - 058905447C - Spark Plug Boot - Priced Each - Connects the coil pack to the spark plug - Prenco - Audi Volkswagen

Connects the coil pack to the spark plug

Brand:
Prenco - Corporate Logo
ES#:
1727
Mfg#:
058905447C
Ships in 1 day
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Level Sensor

ES#2814370 - 1J0907660B - Oil Level Sensor - Mounted on the bottom of the oil pan - Hamburg Tech - Audi Volkswagen

Mounted on the bottom of the oil pan We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2814370
Mfg#:
1J0907660B
In Stock
ON SALE!
$43.85

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

$40.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor - 2 Pin

Monitors coolant temperature for fan control & gauge readings

Brand:
Walker - Corporate Logo
ES#:
4745320
Mfg#:
079919523J
Ships in 1 Business Day
$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

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. 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4901122
Mfg#:
5Q0959126B
Ships on Jan 15, 2027
$40.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Position Sensor

ES#257103 - 078906433F - Crankshaft Position Sensor - Also know as the RPM Reference sensor or Impulse Sender - Bosch - Audi

Also know as the RPM Reference sensor or Impulse Sender We Price Match - Give Us A Call or Chat!
Automatic transmission models

Brand:
Bosch - Corporate Logo
ES#:
257103
Mfg#:
078906433F
Ships in 1 Business Day
$44.69

This product was last offered at the strikethrough price on
08-13-2026

$40.67 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hose Clamp - Priced Each

ES#6015 - n90561801 - Hose Clamp - Priced Each - Adjustable clamp used on various hoses in the engine bay. 16-28x9 - Genuine Volkswagen Audi - Audi Volkswagen

Adjustable clamp used on various hoses in the engine bay. 16-28x9

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
6015
Mfg#:
N90561801
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.

$5.91

This product was last offered at the strikethrough price on
10-25-2026

$5.73 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Green Knock Sensor With Harness - 465mm

ES#4135457 - 06E905376A - Green Knock Sensor With Harness - 465mm - Detects engine ping for timing adjustment, 465mm length with green connector - Holstein - Audi Volkswagen

Detects engine ping for timing adjustment, 465mm length with green connector For cylinders 1-3

Brand:
Holstein - Corporate Logo
ES#:
4135457
Mfg#:
06E905376A
Ships in 1 Business Day
$40.99

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

$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Alternator Pulley Hardware Kit

ES#272865 - 030903181 - Alternator Pulley Hardware Kit - A new washer and nut to install your pulley - Genuine Volkswagen Audi - Audi Volkswagen

A new washer and nut to install your pulley

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
272865
Mfg#:
030903181
Ships in 4 Business Days
9% off MSRP

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

$43.99

This product was last offered at the strikethrough price on
10-25-2026

$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil Puller - Compact Handle

ES#4030620 - CTA7994 - Ignition Coil Puller - Compact Handle - Helps remove ignition coils in tight quarters without damage or injury - CTA Tools - Audi Volkswagen Porsche

Helps remove ignition coils in tight quarters without damage or injury

Brand:
CTA Tools - Corporate Logo
ES#:
4030620
Mfg#:
CTA7994
Ships on Nov 10, 2026
$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Head Bolt With Shoulder - Priced Each

ES#471389 - N90975402 - Hex Head Bolt With Shoulder - Priced Each - Install new hardware with your new parts. M12x90 - Genuine Volkswagen Audi - Audi

Install new hardware with your new parts. M12x90 For vehicles with manual transmissions

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
471389
Mfg#:
N90975402
Ships in 1 day
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coil Pack Seal - Priced Each

ES#7615 - 058905261A - Coil Pack Seal - Priced Each - For use with "bolt down" style coil packs only - Genuine Volkswagen Audi - Audi Volkswagen

For use with "bolt down" style coil packs only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
7615
Mfg#:
058905261A
Ships in 4 Business Days
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

In-Tank Fuel Pump Gasket

ES#1831744 - 1J0919133B - In-Tank Fuel Pump Gasket - Located between the retaining ring and fuel tank - OE Aftermarket - Audi Volkswagen

Located between the retaining ring and fuel tank

Brand:
OE Aftermarket - Corporate Logo
ES#:
1831744
Mfg#:
1J0919133B
Ships in 1 Business Day
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Position Sensor

ES#4853864 - 077905381F - Crankshaft Position Sensor - Referred to as the speed sensor & reference sensor - Vemo - Audi

Referred to as the speed sensor & reference sensor

Brand:
Vemo - Corporate Logo
ES#:
4853864
Mfg#:
077905381F
Ships in 1 Business Day
$39.99

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

$38.99 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

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

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