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Audi C5 S6 Quattro 4.2

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Audi C5 S6 Quattro 4.2 Engine Electrical Parts

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CTEK Storage Bag

ES#4492955 - 40-468 - CTEK Storage Bag - The CTEK storage bag is tough, durable, and lightweight to protect your battery tender and keep it safe from the elements wherever you take it. - CTEK - Audi BMW Volkswagen Mercedes Benz MINI Porsche

The CTEK storage bag is tough, durable, and lightweight to protect your battery tender and keep it safe from the elements – wherever you take it.

Brand:
CTEK - Corporate Logo
ES#:
4492955
Mfg#:
40-468
In Stock
Limited Qty Sale
$87.99

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

$72.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Leak Detection Pump Filter

ES#4864897 - 8D0906321 - Leak Detection Pump Filter - Cleans the air entering the leak detection pump - Vaico - Audi Volkswagen

Cleans the air entering the leak detection pump We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4864897
Mfg#:
8D0906321
Ships in 1-2 days
$65.99

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

$45.99 USD
Free Shipping
on orders $49 and up

THINKCAR CJS101 Compact Battery Analyzer

An all-in-one battery starter, DTC code reader, and alternator analyzer.

Brand:
THINKCAR - Corporate Logo
ES#:
4745613
Mfg#:
3.03.06.0001
Ships in 2 Business Days
$129.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CTEK Battery Tester

Easy to use — simply attach to the battery (no need to disconnect) and follow the on-screen instructions

Brand:
CTEK - Corporate Logo
ES#:
4492954
Mfg#:
56-925
Back Ordered
$126.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pressure Switch - black

ES#2681777 - 06A919081J - Oil Pressure Switch - black - Senses engine oil pressure for the ECU and warning light. 1.2-1.6 BAR - Vemo - Audi Volkswagen

Senses engine oil pressure for the ECU and warning light. 1.2-1.6 BAR

Brand:
Vemo - Corporate Logo
ES#:
2681777
Mfg#:
06A919081J
Ships in 1 Business Day
$12.99

This product was last offered at the strikethrough price on
04-10-2026

$12.47 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

12v Digital Battery and System Tester

ES#2949738 - SOLBA9 - 12v Digital Battery and System Tester - Great tool for shop or home - Solar - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Great tool for shop or home

Brand:
Solar - Corporate Logo
ES#:
2949738
Mfg#:
SOLBA9
Ships in 6 Business Days
$123.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

ES#4039957 - 06B905115E - Ignition Coil - Priced Each - Keep your engine running smooth. - Hella - Audi Volkswagen

Keep your engine running smooth.

Brand:
Hella - Corporate Logo
ES#:
4039957
Mfg#:
06B905115E
Ships on Oct 23, 2026
$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor

ES#2972929 - 059919501AKT2 - Coolant Temperature Sensor - Revised green 4 pin sensor, located in the cooling flange located on the side of the cylinder head - Hamburg Tech - Audi Volkswagen

Revised green 4 pin sensor, located in the cooling flange located on the side of the cylinder head We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2972929
Mfg#:
059919501AKT2
In Stock
ON SALE! SAVE 20%
$14.99

This product was last offered at the strikethrough price on
09-03-2026

$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CT5 Time To Go

Take control of your day.

Brand:
CTEK - Corporate Logo
ES#:
4492818
Mfg#:
40-255
In Stock at Vendor
$118.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sensor Retaining Clip - Priced Each

ES#1906430 - 032121142 - Sensor Retaining Clip - Priced Each - Secures the coolant temperature sensor in place. - MTC - Audi Volkswagen

Secures the coolant temperature sensor in place.

Brand:
MTC - Corporate Logo
ES#:
1906430
Mfg#:
032121142
In Stock
$2.03 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Multipurpose Relay - Priced Each

ES#2801195 - 8E0951253 - Multipurpose Relay - Priced Each - Replacement 4 pin relay - Meistersatz - Audi Volkswagen

Replacement 4 pin relay

Brand:
Meistersatz - Corporate Logo
ES#:
2801195
Mfg#:
8E0951253
In Stock at Vendor
$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Pump Relay - 372

ES#2899179 - 4D0951253 - Fuel Pump Relay - 372 - Keep the fuel pump going - Vemo - Audi Volkswagen

Keep the fuel pump going

Brand:
Vemo - Corporate Logo
ES#:
2899179
Mfg#:
4D0951253
Special Order: No Guaranteed ETA
$91.99 USD
Free Shipping
on orders $49 and up

Rennline Remote Pull Cable Kit with Loop Handle - Red

Shut down quickly & remotely - required by many racing organizations

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

Hex Bolt - Priced Each

ES#470164 - N90550504 - Hex Bolt - Priced Each - Secures the starter to the transmission. M12x110x50 - Genuine Volkswagen Audi - Audi

Secures the starter to the transmission. M12x110x50

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
470164
Mfg#:
N90550504
Ships in 5 Business Days
12% off MSRP

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

$16.99

This product was last offered at the strikethrough price on
09-10-2026

$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

A/C Pressure Safety Switch

Brand:
Behr - Corporate Logo
ES#:
4045653
Mfg#:
3R0959126
Ships in 2 Business Days
$98.99

This product was last offered at the strikethrough price on
08-26-2026

$88.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CTEK CT5 Power Sport

The CT5 POWERSPORT (part# 40-339) makes sure you're ready for action every time.

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.

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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