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Audi C5 A6 Quattro 2.7T

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Audi C5 A6 Quattro 2.7T Engine Electrical Parts

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Sensor Retaining Clip - Priced Each

ES#272889 - 032121142 - Sensor Retaining Clip - Priced Each - Secures the coolant temperature sensor in place - Genuine Volkswagen Audi - Audi Volkswagen

Secures the coolant temperature sensor in place

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
272889
Mfg#:
032121142
In Stock
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Multipurpose Relay - Priced Each

ES#516390 - 4H0951253 - Multipurpose Relay - Priced Each - Replacement 4 pin relay - Genuine Volkswagen Audi - Audi Volkswagen

Replacement 4 pin relay

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
516390
Mfg#:
4H0951253
In Stock
13% off MSRP

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

$46.99

This product was last offered at the strikethrough price on
08-31-2026

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

Ignition Service Kit

ES#8038 - 058998106 - Ignition Service Kit - Includes six Beru coil packs and NGK spark plugs to service your ignition - Assembled By ECS - Audi

Includes six Beru coil packs and NGK spark plugs to service your ignition 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
8038
Mfg#:
058998106
Ships in 1 Business Day
$436.99

This product was last offered at the strikethrough price on
04-03-2026

$405.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cigarette Lighter Adapter

ES#3676987 - 56-263 - Cigarette Lighter Adapter - For CTEK Battery Charger - CTEK - Audi BMW Volkswagen Mercedes Benz MINI Porsche

For CTEK Battery Charger Not For Older Chargers With White Plugs

Brand:
CTEK - Corporate Logo
ES#:
3676987
Mfg#:
56-263
In Stock at Vendor
$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Alternator - 120 Amps

ES#259915 - 078903016H - Alternator - 120 Amps - Brand new, no core charge - Valeo - Audi

Brand new, no core charge We Price Match - Give Us A Call or Chat!
For vehicles with Valeo style alternators. Please check current alternator for correct part number

Brand:
Valeo - Corporate Logo
ES#:
259915
Mfg#:
078903016H
Back Ordered
Auto Notify
$400.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

JHM Fuel Pump Upgrade Kit, High-Flow 340 LPH w/ Drop-In Adapter for C5 A6-allroad

Don't stress over the hassle of figuring out what pump you need, and how you are going to make it work in conjunction with your factory fuel system. JHM has done it all for you!

Brand:
JH Motorsports - Corporate Logo
ES#:
4046042
Mfg#:
C5340LPFP
Ships in 10 Business Days
$399.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CTEK Multi US 7002

ES#4492946 - 56-353 - CTEK Multi US 7002 - The MULTI US 7002 (Part No. 56-353) is the ideal battery charger for your camper, car, and boat. - CTEK - Audi BMW Volkswagen Mercedes Benz MINI Porsche

The MULTI US 7002 (Part No. 56-353) is the ideal battery charger for your camper, car, and boat.

Brand:
CTEK - Corporate Logo
ES#:
4492946
Mfg#:
56-353
In Stock at Vendor
$199.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

GENIUS 2 Bank 6V / 12V 4 Amp Battery Charger - NOCO

ES#4364628 - GENIUS2X2 - GENIUS 2 Bank 6V / 12V 4 Amp Battery Charger - NOCO - A two-bank battery charger, battery maintainer, trickle charger, and battery desulfator - the perfect all-in-one solution for battery maintenance. - NOCO - Audi BMW Volkswagen Mercedes Benz MINI Porsche

A two-bank battery charger, battery maintainer, trickle charger, and battery desulfator - the perfect all-in-one solution for battery maintenance.

Brand:
NOCO - Corporate Logo
ES#:
4364628
Mfg#:
GENIUS2X2
In Stock
20% off MSRP

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

$124.99

This product was last offered at the strikethrough price on
09-04-2026

$99.99 USD
Free Shipping
on orders $49 and up

Mass Air Flow Sensor (MAF)

ES#4941247 - 077133471K - Mass Air Flow Sensor (MAF) - Restore fuel economy and performance - Holstein - Audi

Restore fuel economy and performance

Brand:
Holstein - Corporate Logo
ES#:
4941247
Mfg#:
077133471K
Ships in 1 Business Day
$99.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Level Sensor O-Ring

ES#2953981 - 038103196 - Oil Level Sensor O-Ring - Seals oil level sensor to the oil pan - URO - Audi Volkswagen

Seals oil level sensor to the oil pan 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2953981
Mfg#:
038103196
In Stock
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Voltage Regulator

ES#280125 - 06B903803B - Voltage Regulator - Located on the rear of the alternator - Genuine Volkswagen Audi - Audi Volkswagen

Located on the rear of the alternator For vehicles with Valeo alternator only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280125
Mfg#:
06B903803B
Ships in 5 Business Days
7% off MSRP

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

$420.99

This product was last offered at the strikethrough price on
08-31-2026

$390.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

In-Tank Fuel Pump Gasket

ES#310584 - 1J0919133B - In-Tank Fuel Pump Gasket - Located between the retaining ring and fuel tank - Genuine Volkswagen Audi - Audi Volkswagen

Located between the retaining ring and fuel tank

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
310584
Mfg#:
1J0919133B
In Stock
$5.99 USD
Free Shipping
on orders $49 and up

Ignition Service Kit

ES#3691768 - 06a905115dkt3KT - Ignition Service Kit - Includes six Genuine coil packs and Genuine spark plugs to service your ignition - Genuine Volkswagen Audi - Audi

Includes six Genuine coil packs and Genuine spark plugs to service your ignition Engine code BEL

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3691768
Mfg#:
06A905115DKT3KT
Ships in 1-2 days
$388.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

JHM Fuel Pump Upgrade Kit, High-Flow 255 LPH w/ Drop-In Adapter for C5 A6-allroad

ES#4046041 - C5255LPFP - JHM Fuel Pump Upgrade Kit, High-Flow 255 LPH w/ Drop-In Adapter for C5 A6-allroad - Don't stress over the hassle of figuring out what pump you need, and how you are going to make it work in conjunction with your factory fuel system. JHM has done it all for you! - JH Motorsports - Audi

Don't stress over the hassle of figuring out what pump you need, and how you are going to make it work in conjunction with your factory fuel system. JHM has done it all for you!

Brand:
JH Motorsports - Corporate Logo
ES#:
4046041
Mfg#:
C5255LPFP
Ships in 10 Business Days
$379.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MAP Sensor Adapter Flange

ES#3137484 - 034-145-F015 - MAP Sensor Adapter Flange - MAP Sensor adapter flange for VW/Audi MAP sensors - Perfect for use when building your own intercooler plumbing - 034Motorsport - Audi Volkswagen

MAP Sensor adapter flange for VW/Audi MAP sensors - Perfect for use when building your own intercooler plumbing 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3137484
Mfg#:
034-145-F015
In Stock
ON SALE! SAVE 10%
$42.00

This product was last offered at the strikethrough price on
08-17-2026

$37.80 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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