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Audi B5 A4 FWD 1.8T

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Audi B5 A4 FWD 1.8T Engine Mechanical Parts

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Supertech Stainless Intake Valve Kit

ES#3647524 - ST-AIVN-1103KT - Supertech Stainless Intake Valve Kit - Stock sized valve head diameter, factory triple groove keeper setup - Includes Supertech valves and IE valve seals - Assembled By ECS - Audi Volkswagen

Stock sized valve head diameter, factory triple groove keeper setup - Includes Supertech valves and IE valve seals affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
*Existing factory triple-groove valve keepers are to be reused*

Brand:
Assembled By ECS - Corporate Logo
ES#:
3647524
Mfg#:
ST-AIVN-1103KT
Ships in 6 Business Days
$373.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Cover Gasket Set

ES#4818423 - 058198025A - Valve Cover Gasket Set - Stop oil leaks and prevent internal engine damage - Bremmen Parts - Audi Volkswagen

Stop oil leaks and prevent internal engine damage affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818423
Mfg#:
058198025A
In Stock
ON SALE! SAVE 20%
$21.99

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

$17.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Level Sensor O-Ring

ES#274942 - 038103196 - Oil Level Sensor O-Ring - Seals oil level sensor to the oil pan - Genuine Volkswagen Audi - Audi Volkswagen

Seals oil level sensor to the oil pan affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
274942
Mfg#:
038103196
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.

$14.95

This product was last offered at the strikethrough price on
12-12-2025

$10.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Intake Valve - Priced Each

ES#277591 - 058109601C - Intake Valve - Priced Each - Keep your engine running strong - Genuine Volkswagen Audi - Audi Volkswagen

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

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
277591
Mfg#:
058109601C
Ships in 4 Business Days
10% off MSRP

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

$113.99

This product was last offered at the strikethrough price on
02-04-2026

$102.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

High Performance Rod Bearing Set - Standard

ES#4845793 - 4B1606H-STD - High Performance Rod Bearing Set - Standard - Includes upper and lower bearing shells for a complete rod bearing replacement. - ACL - Audi Volkswagen

Includes upper and lower bearing shells for a complete rod bearing replacement. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ACL - Corporate Logo
ES#:
4845793
Mfg#:
4B1606H-STD
In Stock
$61.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Permatex Ultra Slick Engine Assembly Lube - 4oz

ES#4414411 - 81950 - Permatex Ultra Slick Engine Assembly Lube - 4oz - Proper lubrication of metal mating surfaces is essential prior to starting a new or rebuilt engine. - Permatex - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Proper lubrication of metal mating surfaces is essential prior to starting a new or rebuilt engine. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Permatex - Corporate Logo
ES#:
4414411
Mfg#:
81950
In Stock
$12.38 USD
Free Shipping
on orders $49 and up

Billet Aluminum Oil Level Sensor Blockoff Plate

ES#3140168 - 018324ECS01A - Billet Aluminum Oil Level Sensor Blockoff Plate - The perfect compliment for oil pans that do not require an oil level sensor but have provisions of - ECS - Audi Volkswagen

The perfect compliment for oil pans that do not require an oil level sensor but have provisions of affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3140168
Mfg#:
018324ECS01A
In Stock
ON SALE! SAVE 35%
$43.99

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

$28.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Impulse Rotor

ES#4135797 - 050105189K - Impulse Rotor - Used by the crankshaft position sensor - Genuine Volkswagen Audi - Audi Volkswagen

Used by the crankshaft position sensor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4135797
Mfg#:
050105189K
In Stock
9% off MSRP

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

$104.99

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

$95.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Billet Aluminum Rear Main Seal Upgrade - With Installation Tool & Sealant

ES#4069853 - 462-103-171AKT - Billet Aluminum Rear Main Seal Upgrade - With Installation Tool & Sealant - Permanent fix for that leaking rear main seal. Includes recommended installation tool and Dirko sealant to complete the job. - Assembled By ECS - Audi Volkswagen

Permanent fix for that leaking rear main seal. Includes recommended installation tool and Dirko sealant to complete the job. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Engine code AWM

Brand:
Assembled By ECS - Corporate Logo
ES#:
4069853
Mfg#:
462-103-171AKT
Back Ordered
Auto Notify
$132.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Forged Rifle Drilled H-Beam Connecting Rods

ES#2794960 - IERHVA2RD - Forged Rifle Drilled H-Beam Connecting Rods - Set of 4, rifle drilled - Integrated Engineering - Audi Volkswagen

Set of 4, rifle drilled affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Drop in for engine code AWM only

Brand:
Integrated Engineering - Corporate Logo
ES#:
2794960
Mfg#:
IERHVA2RD
Ships in 4 Business Days
$657.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Supertech Piston - .5mm Oversize - Set Of 4

ES#4742768 - P4-VW18T815-N4 - Supertech Piston - .5mm Oversize - Set Of 4 - Supertech .5mm oversized piston set including 20mm wrist pins. - Supertech - Audi Volkswagen

Supertech .5mm oversized piston set including 20mm wrist pins. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
4742768
Mfg#:
P4-VW18T815-N4
Ships on Jun 26, 2026
$638.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Oil Level Sensor O-Ring

ES#3706755 - 038103196 - Oil Level Sensor O-Ring - Seals oil level sensor to the oil pan - Elring - Audi Volkswagen Porsche

Seals oil level sensor to the oil pan 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:
Elring - Corporate Logo
ES#:
3706755
Mfg#:
038103196
In Stock
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Stud Set - With Tool

ES#514327 - 204-4104 - Cylinder Head Stud Set - With Tool - Convert to high strength head studs - ARP - Audi Volkswagen

Convert to high strength head studs 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!
Engine code AWM

Brand:
ARP - Corporate Logo
ES#:
514327
Mfg#:
204-4104
Ships in 7 Business Days
$310.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Liquid Assembly Lube - 12 oz

ES#2848009 - 80319 - Liquid Assembly Lube - 12 oz - Build your engine the right way! - Redline - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Build your engine the right way! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Redline - Corporate Logo
ES#:
2848009
Mfg#:
80319
Ships on Jul 2, 2026
Auto Notify
$16.99 USD
Free Shipping
on orders $49 and up

Universal Oil Cooler - 19 Row, with Thermostat - Black

ES#2764104 - MM0CULTBK - Universal Oil Cooler - 19 Row, with Thermostat - Black - Serious engine oil cooling for the most demanding engines - Mishimoto - Audi BMW Volkswagen MINI

Serious engine oil cooling for the most demanding engines affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For custom applications only. Not a direct bolt on.

Brand:
Mishimoto - Corporate Logo
ES#:
2764104
Mfg#:
MM0CULTBK
Ships in 3 Business Days
$599.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Copper Drain Plug Washer - Priced Each

ES#2264 - N138492 - Copper Drain Plug Washer - Priced Each - Replace with every oil service to prevent leaks. M14x20x1.5 - Elring - Audi Volkswagen

Replace with every oil service to prevent leaks. M14x20x1.5 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!
Engine codes ATW & AWM. Engine code AEB from VIN 8D-X-200001, split is in the 1999 model year (or with the updated oil pan)

Brand:
Elring - Corporate Logo
ES#:
2264
Mfg#:
N138492
In Stock
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Mechanical Parts

Whether you're repairing or upgrading your engine, we have engine parts from the most respected suppliers in the business. Purchase engine parts like connecting rods, valves, camshafts, cylinder heads, engine blocks, pistons, and more from ECS Tuning for your next engine repair or overhaul.

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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