Call Us330-331-2003 ChatLive Chat Text Us!
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Volkswagen Passat B4 TDI

Volkswagen Passat B4 TDI Engine Electrical Parts

Sort By
Filter By
Return to Top
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 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
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). affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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
ES#2804561 - 357919149BKT1 - Speed Sensor Service Kit - Includes speedometer pinion, guide bushing, speed sensor, and dielectric grease - Assembled By ECS - Volkswagen

Includes speedometer pinion, guide bushing, speed sensor, and dielectric grease affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with 4-speed automatic transmission only

Brand:
Assembled By ECS - Corporate Logo
ES#:
2804561
Mfg#:
357919149BKT1
Ships in 1 day
ON SALE!
$92.99

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

$89.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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
06-03-2026

$174.99 USD
Free Shipping
on orders $49 and up
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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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
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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4875873
Mfg#:
LK2M
In Stock
ON SALE! SAVE 20%
$5.99

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

$4.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2874247 - 191906383C - Relay 167 - Priced Each - Commonly used as a contact close relay for fuel pump - Febi - Audi Volkswagen

Commonly used as a contact close relay for fuel pump affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2874247
Mfg#:
191906383C
In Stock
$13.99

This product was last offered at the strikethrough price on
04-17-2026

$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2898720 - 443919578C - A/C Clutch Control Relay - Engages the magnetic clutch on the compressor - Vemo - Audi Volkswagen

Engages the magnetic clutch on the compressor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vemo - Corporate Logo
ES#:
2898720
Mfg#:
443919578C
In Stock at Vendor
$56.99

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

$54.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2804560 - 357919149BKT - Speed Sensor Service Kit - Includes speedometer pinion, guide bushing, and speed sensor - Genuine Volkswagen Audi - Volkswagen

Includes speedometer pinion, guide bushing, and speed sensor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with 4-speed automatic transmission only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2804560
Mfg#:
357919149BKT
Ships in 1 day
$161.99

This product was last offered at the strikethrough price on
02-26-2026

$157.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Shut down quickly & remotely - required by many racing organizations affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rennline - Corporate Logo
ES#:
3552508
Mfg#:
EL21BLACK
Ships in 5 Business Days
$75.00 USD
Free Shipping
on orders $49 and up
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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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
ES#3201983 - B3400 - Multi Tooth Adapter - Used for removal and installation of pulley with free-wheel. Use with T50 TORX, or 10mm XZN Fits: AUDI, VW  All - Baum Tools - Audi Volkswagen

Used for removal and installation of pulley with free-wheel. Use with T50 TORX, or 10mm XZN Fits: AUDI, VW – All affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Baum Tools - Corporate Logo
ES#:
3201983
Mfg#:
B3400
Ships in 5 Business Days
$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#296358 - 191906383C - Relay 167 - Priced Each - Commonly used as a contact close relay for fuel pump - Genuine Volkswagen Audi - Audi Volkswagen

Commonly used as a contact close relay for fuel pump affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
296358
Mfg#:
191906383C
Ships in 1 day
9% off MSRP

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

$73.99

This product was last offered at the strikethrough price on
02-26-2026

$66.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2314 - 074906461 - Mass Air Flow Sensor (MAF) - Brand new unit - Vemo - Volkswagen

Brand new unit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vemo - Corporate Logo
ES#:
2314
Mfg#:
074906461
Special Order: No Guaranteed ETA
$132.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

An all-in-one battery starter, DTC code reader, and alternator analyzer. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
THINKCAR - Corporate Logo
ES#:
4745613
Mfg#:
3.03.06.0001
Ships in 1 Business Day
$129.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2932400 - ATD382 - 100 Piece Mini Car Fuse Assortment - You never know when you will blow a fuse so it always good to have extra - ATD Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

You never know when you will blow a fuse so it always good to have extra affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ATD Tools - Corporate Logo
ES#:
2932400
Mfg#:
ATD382
Ships in 6 Business Days
$31.99 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.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings