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Volkswagen Passat B4 VR6 12v

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Volkswagen Passat B4 VR6 12v Engine Electrical Parts

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PNP Relay

ES#336476 - 3A0927181 - PNP Relay - Park/Neutral position relay - Genuine Volkswagen Audi - Volkswagen

Park/Neutral position relay For vehicles with 4-speed automatic transmissions only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
336476
Mfg#:
3A0927181
Ships in 3 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.

$136.99

This product was last offered at the strikethrough price on
08-02-2026

$127.99 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

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 7 Business Days
$123.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plugs - Set Of Six (#BKR5EKU)

ES#1866456 - BKR5EKU - Spark Plugs - Set Of Six (#BKR5EKU) - Restore performance and fuel efficiency. - NGK - Volkswagen

Restore performance and fuel efficiency. We Price Match - Give Us A Call or Chat!

Brand:
NGK - Corporate Logo
ES#:
1866456
Mfg#:
BKR5EKU
In Stock at Vendor
$61.99

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

$60.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor Wrench 3/8" drive

ES#2949705 - SLY88750B - Oxygen Sensor Wrench 3/8" drive - O2 Sensor Socket - Schley - Audi Volkswagen Mercedes Benz MINI

O2 Sensor Socket

Brand:
Schley - Corporate Logo
ES#:
2949705
Mfg#:
SLY88750B
Ships on Aug 19, 2026
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

6 Pin Connector Housing

ES#421456 - 7M0973119 - 6 Pin Connector Housing - Used in many locations - Genuine Volkswagen Audi - Volkswagen

Used in many locations

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
421456
Mfg#:
7M0973119
Ships in 3 Business Days
6% off MSRP

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

$31.99

This product was last offered at the strikethrough price on
08-02-2026

$29.99 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

White Knock Sensor With Harness - 500mm

ES#248517 - 021905377 - White Knock Sensor With Harness - 500mm - Detects engine knock and changes timing accordingly - Bosch - Volkswagen

Detects engine knock and changes timing accordingly 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
248517
Mfg#:
021905377
Back Ordered
$108.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Speedometer pinion

ES#287629 - 095409197A - Speedometer pinion - Used for accurate speedometer readings - Genuine Volkswagen Audi - Volkswagen

Used for accurate speedometer readings For vehicles with 4-speed automatic transmission only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
287629
Mfg#:
095409197A
In Stock
10% off MSRP

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

$29.99

This product was last offered at the strikethrough price on
08-02-2026

$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bolt - Priced Each

ES#6660 - N90328504 - Bolt - Priced Each - Used in various locations throughout the vehicle. M8x16 - Genuine Volkswagen Audi - Volkswagen

Used in various locations throughout the vehicle. M8x16

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
6660
Mfg#:
N90328504
In Stock
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#1558 - 021906265AG - Oxygen Sensor - Priced Each - Keep your engine running efficiently - Bosch - Audi Volkswagen

Keep your engine running efficiently 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Rear position, 1996-1997 model years only. OBD II cars only

Brand:
Bosch - Corporate Logo
ES#:
1558
Mfg#:
021906265AG
In Stock at Vendor
$127.99

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

$106.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Starter Connection Repair Kit

ES#3468674 - 357972771KT - Starter Connection Repair Kit - Repair the connection at your starter - Genuine Volkswagen Audi - Volkswagen

Repair the connection at your starter

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3468674
Mfg#:
357972771KT
Ships in 3 Business Days
$106.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor - 2 Pin

ES#2627557 - 025906041A - Coolant Temperature Sensor - 2 Pin - Blue sensor used by the ECU to control engine fueling - Rein - Audi Volkswagen

Blue sensor used by the ECU to control engine fueling 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2627557
Mfg#:
025906041A
Ships in 9 Business Days
Auto Notify
$9.36 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

2 pin Female Connector

ES#2586332 - 037906240 - 2 pin Female Connector - Used in various locations - Bosch - Volkswagen

Used in various locations 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2586332
Mfg#:
037906240
In Stock at Vendor
$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Taylor Spark Plug Wire Set - Blue

ES#3559552 - 77684 - Taylor Spark Plug Wire Set - Blue - 8mm diameter wire with a spiro wound core with stainless steel wire - Taylor Cable - Volkswagen

8mm diameter wire with a spiro wound core with stainless steel wire

Brand:
Taylor Cable - Corporate Logo
ES#:
3559552
Mfg#:
77684
Ships in 5 Business Days
$99.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Speed Sensor Service Kit

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 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
In Stock at Vendor
ON SALE!
$92.99

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

$91.79 USD
Free Shipping
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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