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Audi A3 Quattro 2.0T

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Audi A3 Quattro 2.0T Engine Electrical Parts

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CTEK MUS 4.3 POLAR

ES#4492816 - 56-958 - CTEK MUS 4.3 POLAR - The MUS 4.3 POLAR (Part No. 56-958) has been specially developed to offer excellent all-around charging with special cold weather performance and adapted AC and DC cables to handle severe cold down to -22F (-30C). - CTEK - Audi BMW Volkswagen Mercedes Benz MINI Porsche

The MUS 4.3 POLAR (Part No. 56-958) has been specially developed to offer excellent all-around charging with special cold weather performance and adapted AC and DC cables to handle severe cold down to -22°F (-30°C).

Brand:
CTEK - Corporate Logo
ES#:
4492816
Mfg#:
56-958
In Stock at Vendor
$179.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

ES#4040035 - 06E905115E - Ignition Coil - Priced Each - Get rid of that nasty misfire. Features a Red colored top - Hella - Audi Volkswagen

Get rid of that nasty misfire. Features a Red colored top

Brand:
Hella - Corporate Logo
ES#:
4040035
Mfg#:
06E905115E
Ships on Sep 24, 2026
$44.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

AEM 3.5 BAR Stainless Steel MAP Sensor

ES#3980550 - 30-2130-50 - AEM 3.5 BAR Stainless Steel MAP Sensor - High-quality stainless steel sensor, accurate to within +/- 1% Full Scale over -40C to 105C - Includes repeatability, hysteresis and linearity - AEM Electronics - Audi Volkswagen

High-quality stainless steel sensor, accurate to within +/- 1% Full Scale over -40C to 105C - Includes repeatability, hysteresis and linearity *General fitment MAP sensor for performance forced induction applications - Not direct fit, modifications may be necessary for install*

Brand:
AEM Electronics - Corporate Logo
ES#:
3980550
Mfg#:
30-2130-50
In Stock at Vendor
11% off MSRP

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

$200.99

This product was last offered at the strikethrough price on
08-11-2026

$177.99 USD
Free Shipping
on orders $49 and up

Locking Nut - Priced Each

ES#468607 - N10609204 - Locking Nut - Priced Each - Used to secure the wiper arms. M8 - Genuine Volkswagen Audi - Audi Volkswagen

Used to secure the wiper arms. M8 Engine code CBFA - Secures the air pump bracket to the chassis

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
468607
Mfg#:
N10609204
In Stock
25% off MSRP

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

$3.99

This product was last offered at the strikethrough price on
08-11-2026

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sealing O-Ring - Priced Each

ES#3419389 - N90316802 - Sealing O-Ring - Priced Each - Seal for most clip-in cooling sensors/senders. M19.6x3.6mm - Rein - Audi Volkswagen

Seal for most clip-in cooling sensors/senders. M19.6x3.6mm 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
3419389
Mfg#:
N90316802
In Stock
$2.12 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Boost X UltraSafe Lithium 1750 Amp Jump Starter - NOCO

ES#4389654 - GBX55 - Boost X UltraSafe Lithium 1750 Amp Jump Starter - NOCO - X for Extreme - Boost X is the next generation in jump packs with an all-new design and more powerful jump starts. This 12V battery jumper will jump gas vehicles up to 7.5L and diesel engines up to 5.0L. - NOCO - Audi BMW Volkswagen Mercedes Benz MINI Porsche

X for Extreme - Boost X is the next generation in jump packs with an all-new design and more powerful jump starts. This 12V battery jumper will jump gas vehicles up to 7.5L and diesel engines up to 5.0L.

Brand:
NOCO - Corporate Logo
ES#:
4389654
Mfg#:
GBX55
Ships in 8 Business Days
20% off MSRP

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

$219.99

This product was last offered at the strikethrough price on
08-11-2026

$174.99 USD
Free Shipping
on orders $49 and up

CTEK Bumper

ES#4492822 - 56-915 - CTEK Bumper - Don't scratch your paint with your battery tender. - CTEK - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Don't scratch your paint with your battery tender.

Brand:
CTEK - Corporate Logo
ES#:
4492822
Mfg#:
56-915
In Stock at Vendor
$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

High Pressure Fuel Pump O-Ring

ES#4342380 - 03C127311 - High Pressure Fuel Pump O-Ring - Seals the high pressure fuel pump to the cylinder head - Febi - Audi Volkswagen

Seals the high pressure fuel pump to the cylinder head 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
4342380
Mfg#:
03C127311
Ships on Sep 18, 2026
Auto Notify
$7.99

This product was last offered at the strikethrough price on
03-23-2026

$4.45 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Oxygen Sensor - Priced Each

ES#2702271 - 06J906262T - Front Oxygen Sensor - Priced Each - Keep your engine running efficiently - Walker - Audi Volkswagen

Keep your engine running efficiently Engine code CBFA - For the front position before the catalyst (6-Pin)

Brand:
Walker - Corporate Logo
ES#:
2702271
Mfg#:
06J906262T
Back Ordered
$176.99

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

$171.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Level Sensor

ES#2598253 - 06E907660 - Oil Level Sensor - Mounted on the bottom of the oil pan - Vaico Q+ - Audi Volkswagen

Mounted on the bottom of the oil pan

Brand:
Vaico Q+ - Corporate Logo
ES#:
2598253
Mfg#:
06E907660
Special Order: No Guaranteed ETA
$169.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Oxygen Sensor - Priced Each

ES#2702269 - 06J906262AA - Front Oxygen Sensor - Priced Each - Keep your engine running efficiently - Walker - Audi Volkswagen

Keep your engine running efficiently Engine code CCTA

Brand:
Walker - Corporate Logo
ES#:
2702269
Mfg#:
06J906262AA
Back Ordered
$174.99

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

$169.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Accelerator Bowden Cable

ES#63830 - 35412227277 - Accelerator Bowden Cable - Factory replacement throttle cable for a smooth, responsive accelerator feel. - Genuine BMW - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Factory replacement throttle cable for a smooth, responsive accelerator feel. Fits only the european model E34 M5

Brand:
Genuine BMW - Corporate Logo
ES#:
63830
Mfg#:
35412227277
Ships on Aug 31, 2026
2% off MSRP

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

$86.99

This product was last offered at the strikethrough price on
05-06-2026

$84.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Oxygen Sensor - Priced Each

ES#3625343 - 1K0998262T - Rear Oxygen Sensor - Priced Each - Keep your engine running efficiently - FAE - Audi Volkswagen

Keep your engine running efficiently

Brand:
FAE - Corporate Logo
ES#:
3625343
Mfg#:
1K0998262T
Ships on Sep 11, 2026
$83.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

LK-2M 2 Pin Connector Package

ES#4875873 - LK2M - LK-2M 2 Pin Connector Package - Includes connector housing with terminals and seals. Bosch style connector used in various positions on the cars. - ECS - Audi BMW Volkswagen MINI Porsche

Includes connector housing with terminals and seals. Bosch style connector used in various positions on the cars. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4875873
Mfg#:
LK2M
In Stock
ON SALE! SAVE 29%
$6.99

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

$4.94 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Retaining Spring - Priced Each

ES#281436 - 06H121142C - Retaining Spring - Priced Each - Secures the coolant temperature sensor in the thermostat/water pump - Genuine Volkswagen Audi - Audi

Secures the coolant temperature sensor in the thermostat/water pump Secures the temp sensor in the water pump/thermostat housing

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
281436
Mfg#:
06H121142C
In Stock
14% off MSRP

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

$6.99

This product was last offered at the strikethrough price on
08-11-2026

$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Green Knock Sensor With Harness - 465mm

ES#2894890 - 06E905376A - Green Knock Sensor With Harness - 465mm - Detects engine ping for timing adjustment, 465mm length with green connector - Vemo - Audi Volkswagen

Detects engine ping for timing adjustment, 465mm length with green connector

Brand:
Vemo - Corporate Logo
ES#:
2894890
Mfg#:
06E905376A
In Stock at Vendor
$170.00

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

$165.99 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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