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Volkswagen Jetta IV 1.8T

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Volkswagen Jetta IV 1.8T Engine Parts & Accessories

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ECU Relay

ES#252831 - 1J0906381B - ECU Relay - Marked with 428 usually located in the engine bay - Genuine Volkswagen Audi - Volkswagen

Marked with 428 usually located in the engine bay

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
252831
Mfg#:
1J0906381B
In Stock
7% off MSRP

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

$54.99

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

$51.28 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Connecting Rod Bolt - Priced Each

ES#2632984 - WHT006219 - Connecting Rod Bolt - Priced Each - Secures the connecting end caps. M8x1x50 - Genuine Volkswagen Audi - Audi Volkswagen

Secures the connecting end caps. M8x1x50 For vehicles with AWW or AWP engine codes only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2632984
Mfg#:
WHT006219
In Stock
Limited Qty Sale
$12.00

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

$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System

ES#1892656 - 15746 - Cat-Back Exhaust System - 2.25" stainless steel with dual 3" polished stainless tips - Magnaflow - Volkswagen

2.25" stainless steel with dual 3" polished stainless tips For vehicles featuring a "dual tip cut out" rear valance

Brand:
Magnaflow - Corporate Logo
ES#:
1892656
Mfg#:
15746
Ships in 1 Business Day
$913.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Fuel Filter

ES#3448010 - 1J0201511A - Fuel Filter - Restore fuel mileage and performance - OE# 1J0201511A - Hengst - Audi Volkswagen
ECS Tuning recommends this product.

Restore fuel mileage and performance - OE# 1J0201511A 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat! Hengst is our preferred OEM filtration supplier!

Brand:
Hengst - Corporate Logo
ES#:
3448010
Mfg#:
1J0201511A
In Stock
$13.99 USD
Free Shipping
on orders $49 and up

Spring Band Clamp - Priced Each

ES#516227 - N90686902 - Spring Band Clamp - Priced Each - Ensure a leak free installation. 23x12 - Genuine Volkswagen Audi - Audi Volkswagen

Ensure a leak free installation. 23x12 Secures the lower expansion tank hose

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
516227
Mfg#:
N90686902
In Stock
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Gear Bolt

ES#2497521 - WHT005322 - Crankshaft Gear Bolt - Secures the crankshaft gear to the crank. M16x54 - Febi - Audi Volkswagen

Secures the crankshaft gear to the crank. M16x54 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2497521
Mfg#:
WHT005322
In Stock
$7.13

This product was last offered at the strikethrough price on
04-20-2026

$7.06 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Knock Sensor - 165mm

ES#3419349 - 030905377C - Knock Sensor - 165mm - Detects engine knock and changes timing accordingly (Sensor only) - Bosch - Audi Volkswagen

Detects engine knock and changes timing accordingly (Sensor only) 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with AWD or AWW engine code with VIN from 9M-1-075 841 only, split is in the 2001 model year

Brand:
Bosch - Corporate Logo
ES#:
3419349
Mfg#:
030905377C
In Stock
$43.99

This product was last offered at the strikethrough price on
04-10-2026

$39.28 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Intake Manifold - black Finish

ES#2794527 - IEIMVA1BK80 - Intake Manifold - black Finish - For Hemi 80mm throttle body - Integrated Engineering - Audi Volkswagen

For Hemi 80mm throttle body 5X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with large port cylinder head only. Vehicles with small port will require ES2794391.

Brand:
Integrated Engineering - Corporate Logo
ES#:
2794527
Mfg#:
IEIMVA1BK80
In Stock
$899.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Forged Piston And Connecting Rod Kit

ES#5445190 - CMBMVL044JG050 - Forged Piston And Connecting Rod Kit - For VW/Audi 1.8L 20V 83mm - SPA Performance - Audi Volkswagen

For VW/Audi 1.8L 20V 83mm

Brand:
SPA Performance - Corporate Logo
ES#:
5445190
Mfg#:
CMBMVL044JG050
In Stock
$899.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Intake Manifold - Black Finish

ES#2793983 - IEIMVA1BK60 - Intake Manifold - Black Finish - For stock 60mm throttle body - Integrated Engineering - Audi Volkswagen

For stock 60mm throttle body 5X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with large port cylinder head only. Vehicles with small port will require ES2794391.

Brand:
Integrated Engineering - Corporate Logo
ES#:
2793983
Mfg#:
IEIMVA1BK60
Ships in 4 Business Days
$899.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

JE Performance Piston Set

ES#3509366 - JE18T242926 - JE Performance Piston Set - Includes rings, wire locks, and wrist pins - 81.5mm bore (0.5mm overbore), 8.5:1 CR, 86.4mm stroke (stock) - JE Piston - Audi Volkswagen

Includes rings, wire locks, and wrist pins - 81.5mm bore (0.5mm overbore), 8.5:1 CR, 86.4mm stroke (stock) *For use with 20mm wrist pin connecting rods*

Brand:
JE Piston - Corporate Logo
ES#:
3509366
Mfg#:
JE18T242926
In Stock at Vendor
$899.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

JE Performance Piston Set

ES#2794316 - JE18T242909 - JE Performance Piston Set - Includes rings, wire locks, and wrist pins - 81mm bore (stock), 8.5:1 CR, 86.4mm stroke (stock) - JE Piston - Audi Volkswagen

Includes rings, wire locks, and wrist pins - 81mm bore (stock), 8.5:1 CR, 86.4mm stroke (stock) *For use with 20mm wrist pin connecting rods*

Brand:
JE Piston - Corporate Logo
ES#:
2794316
Mfg#:
JE18T242909
Back Ordered
$899.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

JE Performance Piston Set

ES#4849836 - 353830 - JE Performance Piston Set - Includes rings, wire locks, and wrist pins - 82mm bore (1mm overbore), 9.25:1 CR, 86.4mm stroke (stock) - JE Piston - Audi Volkswagen

Includes rings, wire locks, and wrist pins - 82mm bore (1mm overbore), 9.25:1 CR, 86.4mm stroke (stock) *For use with 20mm wrist pin connecting rods*

Brand:
JE Piston - Corporate Logo
ES#:
4849836
Mfg#:
353830
Back Ordered
$899.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Chain Tensioner OE# 058109088K

ES#3171174 - 058109088K - Camshaft Chain Tensioner OE# 058109088K - Applies tension to the camshaft timing chain - Hamburg Tech - Audi Volkswagen

Applies tension to the camshaft timing chain We Price Match - Give Us A Call or Chat!
For vehicles with AWW or AWP engine codes only

Brand:
Hamburg Tech - Corporate Logo
ES#:
3171174
Mfg#:
058109088K
Ships in 1 Business Day
$179.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CTS Turbo Adjustable Camshaft Gear

ES#4430959 - CTS-HW-153 - CTS Turbo Adjustable Camshaft Gear - Allows for fine adjustment with +/- 10 degrees of range, giving you the ability to tune the power band with the ability to retard or advance timing. - CTS - Audi Volkswagen

Allows for fine adjustment with +/- 10 degrees of range, giving you the ability to tune the power band with the ability to retard or advance timing.

Brand:
CTS - Corporate Logo
ES#:
4430959
Mfg#:
CTS-HW-153
Back Ordered
Auto Notify
$149.99 USD
Free Shipping
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.

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