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Volkswagen Golf IV TDI Engine Parts & Accessories

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Thermostat - 87°C

ES#6391 - 044121113 - Thermostat - 87C - Bring your car to operating temperature. - Vaico - Audi Volkswagen

Bring your car to operating temperature. We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
6391
Mfg#:
044121113
In Stock
$25.59

This product was last offered at the strikethrough price on
10-26-2026

$15.99 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

Timing Belt Tension Roller

ES#2682236 - 038109243N - Timing Belt Tension Roller - Should be changed when installing a new timing belt, large upper tensioner - Ina - Volkswagen

Should be changed when installing a new timing belt, large upper tensioner We Price Match - Give Us A Call or Chat!
For vehicles with ALH engine code only

Brand:
Ina - Corporate Logo
ES#:
2682236
Mfg#:
038109243N
Ships in 2 Business Days
$121.68 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

O-Ring - Priced Each

ES#470082 - N90521604 - O-Ring - Priced Each - Install new hardware with your new parts. 55x3 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. 55x3 Fits up to the 2003 model year, ALH engine codes

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
470082
Mfg#:
N90521604
In Stock
24% off MSRP

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

$11.47

This product was last offered at the strikethrough price on
10-31-2026

$8.67 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CDA - Carbon Dynamic Airbox

ES#3305542 - ACCDASP-05 - CDA - Carbon Dynamic Airbox - High performance carbon fiber intake made in Italy - BMC - Audi Volkswagen

High performance carbon fiber intake made in Italy

Brand:
BMC - Corporate Logo
ES#:
3305542
Mfg#:
ACCDASP-05
Back Ordered
$358.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft

ES#1831793 - 038109101R - Camshaft - Replace your worn camshaft with this new unit - Febi - Volkswagen

Replace your worn camshaft with this new unit We Price Match - Give Us A Call or Chat!
For vehicles with BEW engine code only

Brand:
Febi - Corporate Logo
ES#:
1831793
Mfg#:
038109101R
Ships in 2 Business Days
$357.55 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Injector - Priced Each

ES#2568510 - 028130202H - Fuel Injector - Priced Each - For cylinder #3 only - Bosch - Volkswagen

For cylinder #3 only We Price Match - Give Us A Call or Chat!
For vehicles with ALH engine code and automatic transmission only

Brand:
Bosch - Corporate Logo
ES#:
2568510
Mfg#:
028130202H
Ships in 1-2 days
$474.99

This product was last offered at the strikethrough price on
08-13-2026

$356.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Allen Bolt - Priced Each

ES#252646 - N90271604 - Allen Bolt - Priced Each - Install new hardware with your new parts. M6x22 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x22 For vehicles with ALH engine code only. Total of 7 required.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
252646
Mfg#:
N90271604
In Stock
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Crankshaft Seal

ES#4689995 - 038103085E - Front Crankshaft Seal - Stop oil leaks and prevent internal engine damage. 35x48x10 - Bremmen Parts - Audi Volkswagen

Stop oil leaks and prevent internal engine damage. 35x48x10 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4689995
Mfg#:
038103085E
In Stock
ON SALE! SAVE 26%
$7.34

This product was last offered at the strikethrough price on
10-21-2026

$5.45 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pan Assembly

ES#5432894 - 038103601NA - Oil Pan Assembly - Includes oil drain plug - Bremmen Parts - Volkswagen

Includes oil drain plug 10X Entries Into Our F80 M3 Sweepstakes
For vehicles without oil sensor level hole

Brand:
Bremmen Parts - Corporate Logo
ES#:
5432894
Mfg#:
038103601NA
In Stock
ON SALE! SAVE 15%
$68.99

This product was last offered at the strikethrough price on
09-16-2026

$58.64 USD
Free Shipping
on orders $49 and up

Unitronic Performance Software - Flashed @ ECS

ES#4465323 - 1.9-ALH - Unitronic Performance Software - Flashed @ ECS - Choose the stage that meets your power goals! - Unitronic - Volkswagen

Choose the stage that meets your power goals! This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next
For vehicles with ALH engine code only

Brand:
Unitronic - Corporate Logo
ES#:
4465323
Mfg#:
1.9-ALH
In Stock
Starting at $350.00 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Autobahn Autoworx 1.9 ALH Diesel Boost Hose Kit

ES#4428780 - AUTMK4009 - Autobahn Autoworx 1.9 ALH Diesel Boost Hose Kit - Improve flow and looks with this silicone boost hose kit! - Autobahn Autoworx - Volkswagen

Improve flow and looks with this silicone boost hose kit! For vehicles with ALH engine code only

Brand:
Autobahn Autoworx - Corporate Logo
ES#:
4428780
Mfg#:
AUTMK4009
Ships in 3 Business Days
Starting at $175.00 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Service Kit

ES#2622982 - N10591607KT1 - Ignition Service Kit - Everything you need to get rid of the glow plug light in your dash. - Assembled By ECS - Volkswagen

Everything you need to get rid of the glow plug light in your dash. 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with BEW engine code only

Brand:
Assembled By ECS - Corporate Logo
ES#:
2622982
Mfg#:
N10591607KT1
Ships in 2 Business Days
$349.99

This product was last offered at the strikethrough price on
10-31-2026

$327.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cast Aluminum 4-way Outlet Coolant Distribution Pipe

ES#3470646 - 462-121-087C - Cast Aluminum 4-way Outlet Coolant Distribution Pipe - Replacement 4-way outlet at upper radiator hose in aluminum - iABED Industries - Audi Volkswagen

Replacement 4-way outlet at upper radiator hose in aluminum For BEW engine code and automatic transmission only

Brand:
iABED Industries - Corporate Logo
ES#:
3470646
Mfg#:
462-121-087C
Back Ordered
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stage 1

Average gain of 20 horsepower and 34 lb-ft of torque For vehicles from the 2000 model year only. Vehicles older than 2000 require ECU removal and physical chip swapping which cannot be done at ECS Tuning.

Brand:
Tunezilla - Corporate Logo
ES#:
2917820
Mfg#:
VE-TDI-001
Ships in 8 Business Days
$349.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Multipurpose Relay - Priced Each

ES#2678226 - 4H0951253A - Multipurpose Relay - Priced Each - Replacement 4-pin/30 amp relay - Bosch - Audi Volkswagen

Replacement 4-pin/30 amp relay We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2678226
Mfg#:
4H0951253A
In Stock
81% off MSRP

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

$27.30

This product was last offered at the strikethrough price on
10-25-2026

$5.18 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Parts & Accessories

Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.

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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