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Volkswagen MK4 Engine Electrical Parts

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Vehicle Speed Sensor

ES#2814375 - 1J0919149A - Vehicle Speed Sensor - Keep your speedometer operational with this replacement - Hamburg Tech - Audi Volkswagen

Keep your speedometer operational with this replacement affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2814375
Mfg#:
1J0919149A
In Stock
$53.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor Tool - 22mm

ES#3673912 - B8800067 - Oxygen Sensor Tool - 22mm - 1/2" Drive - 7/8" x 6" - Extra Long - Bav Auto Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

1/2" Drive - 7/8" x 6" - Extra Long affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bav Auto Tools - Corporate Logo
ES#:
3673912
Mfg#:
B8800067
Ships on Aug 10, 2026
Auto Notify
ON SALE! SAVE 20%
$29.99

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

$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Level Sensor

ES#4818595 - 1J0907660B - Oil Level Sensor - Mounted on the bottom of the oil pan - Bremmen Parts - Audi Volkswagen

Mounted on the bottom of the oil pan affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818595
Mfg#:
1J0907660B
In Stock
ON SALE! SAVE 21%
$54.99

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

$43.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

ES#2568790 - 022905715B - Ignition Coil - Priced Each - Keep your engine running strong - Bremi - Audi Volkswagen Porsche

Keep your engine running strong affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Bremi - Corporate Logo
ES#:
2568790
Mfg#:
022905715B
In Stock
$35.26

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

$31.17 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Injection Pump

ES#1844013 - 078906601M - Secondary Air Injection Pump - Keep your engine running efficiently - Pierburg - Audi Volkswagen

Keep your engine running efficiently affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Pierburg - Corporate Logo
ES#:
1844013
Mfg#:
078906601M
In Stock at Vendor
$713.99

This product was last offered at the strikethrough price on
02-21-2026

$484.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor - 2 Pin

ES#2712775 - 06A919501A - Coolant Temperature Sensor - 2 Pin - Monitors coolant temperature for fan control & gauge readings - Vemo - Audi Volkswagen Porsche

Monitors coolant temperature for fan control & gauge readings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vemo - Corporate Logo
ES#:
2712775
Mfg#:
06A919501A
In Stock
$21.99

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

$15.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Electrical Connector Kit - Housing With Pins & Wire Seals (3)

ES#4460500 - 3D0973703-KIT - Electrical Connector Kit - Housing With Pins & Wire Seals (3) - Includes connector housing with terminals and seals. Great for an OE replacement or custom upgrades. - ECS - Audi Volkswagen

Includes connector housing with terminals and seals. Great for an OE replacement or custom upgrades. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Please reference original part number from existing connector to confirm fitment, prior to ordering. *OEM

Brand:
ECS - Corporate Logo
ES#:
4460500
Mfg#:
3D0973703-KIT
In Stock
ON SALE! SAVE 41%
$23.99

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

$14.21 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plugs (#PFR7B) 1 Heat Range Colder Than Stock OE

ES#7856 - PFR7B - Spark Plugs (#PFR7B) 1 Heat Range Colder Than Stock OE - Spec'd by APR for APR 1.8T Stage 3 (transverse and longitudinal) - NGK - Audi Volkswagen

Spec'd by APR for APR 1.8T Stage 3 (transverse and longitudinal) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
NGK - Corporate Logo
ES#:
7856
Mfg#:
PFR7B
In Stock
$18.26

This product was last offered at the strikethrough price on
06-01-2026

$12.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug - Priced Each

ES#5062 - IZKR7B - Spark Plug - Priced Each - Smooth your idle, improve performance and efficiency. IZKR7B - NGK - Audi Volkswagen Porsche

Smooth your idle, improve performance and efficiency. IZKR7B affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
NGK - Corporate Logo
ES#:
5062
Mfg#:
IZKR7B
In Stock
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport Coil Pack Hold-Down Bracket Kit

ES#4147796 - 034-107-Z028 - 034Motorsport Coil Pack Hold-Down Bracket Kit - Keep your upgraded 2.0T style coil packs cool and seated with the 034Motorsport Coil Pack Hold-Down Bracket Kit for Audi B5/B6 A4, 8N TT, VW, MkIV Beetle, MkIV GLI/Golf/GTI/Jetta/Rabbit, B5 Passat 1.8T vehicles! - 034Motorsport - Audi Volkswagen

Keep your upgraded 2.0T style coil packs cool and seated with the 034Motorsport Coil Pack Hold-Down Bracket Kit for Audi B5/B6 A4, 8N TT, VW, MkIV Beetle, MkIV GLI/Golf/GTI/Jetta/Rabbit, B5 Passat 1.8T vehicles! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*Does not include 2.0T Coil Packs*

Brand:
034Motorsport - Corporate Logo
ES#:
4147796
Mfg#:
034-107-Z028
In Stock
$208.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

MAP Sensor

ES#12011 - 038906051 - MAP Sensor - Measures pressure in the intake system (large design MAP sensor) - Bosch - Audi Volkswagen

Measures pressure in the intake system (large design MAP sensor) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For vehicles with VIN up to 1J-34064 237 only, split is in the 2003 model year

Brand:
Bosch - Corporate Logo
ES#:
12011
Mfg#:
038906051
In Stock
$90.88

This product was last offered at the strikethrough price on
02-27-2026

$77.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Boost X UltraSafe Lithium 4250 Amp Jump Starter - NOCO

ES#4389659 - GBX155 - Boost X UltraSafe Lithium 4250 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 10.0L and diesel engines up to 8.0L. - 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 10.0L and diesel engines up to 8.0L. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
NOCO - Corporate Logo
ES#:
4389659
Mfg#:
GBX155
In Stock
16% off MSRP

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

$439.99

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

$369.99 USD
Free Shipping
on orders $49 and up

ECS Performance Ignition Coils (AWP/AWW/BEL)

ES#4846109 - 056059LA09 - ECS Performance Ignition Coils (AWP/AWW/BEL) - Increased energy output over OE coils for a stronger, more consistent spark! - ECS - Audi Volkswagen

Increased energy output over OE coils for a stronger, more consistent spark! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4846109
Mfg#:
056059LA09
Ships in 6 Business Days
ON SALE! SAVE 15%
$34.99

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

$29.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

1.8T Performance Ignition Service Kit

ES#5338584 - 056059LA094ISKT - 1.8T Performance Ignition Service Kit - Featuring ECS Performance Ignition Coils & OEM NGK platinum-core spark plugs for increased spark energy! - ECS - Audi Volkswagen

Featuring ECS Performance Ignition Coils & OEM NGK platinum-core spark plugs for increased spark energy! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
5338584
Mfg#:
056059LA094ISKT
Ships in 6 Business Days
ON SALE! SAVE 13%
$211.99

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

$183.95 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ignition Service Kit

ES#2561321 - 06A905115D1KT - Ignition Service Kit - Includes four Genuine coil packs and four Genuine spark plugs - Genuine Volkswagen Audi - Audi Volkswagen

Includes four Genuine coil packs and four Genuine spark plugs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2561321
Mfg#:
06A905115D1KT
Ships in 1-2 days
$260.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#1905029 - 1J0121407F - Coolant Expansion Tank - Clean up your engine bay or replaced your cracked unit with a new coolant expansion tank - Genuine Volkswagen Audi - Audi Volkswagen

Clean up your engine bay or replaced your cracked unit with a new coolant expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1905029
Mfg#:
1J0121407F
In Stock
27% off MSRP

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

$77.15

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

$56.17 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.

Let us help you find the parts that fit your Volkswagen

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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