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Audi B5 A4 Quattro 1.8T

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Audi B5 A4 Quattro 1.8T Engine Parts & Accessories

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Timing Belt

ES#277575 - 058109119C - Timing Belt - The most important belt on your engine - Genuine Volkswagen Audi - Audi Volkswagen

The most important belt on your engine

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
277575
Mfg#:
058109119C
Ships in 8 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.

$123.99

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

$114.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - Lower

ES#4871968 - 4B0121055J - Radiator Hose - Lower - Connects the lower radiator port to the water pump and expansion tank - Bremmen Parts - Audi Volkswagen

Connects the lower radiator port to the water pump and expansion tank 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4871968
Mfg#:
4B0121055J
In Stock
Limited Qty Sale
$50.99

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

$37.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Kit

ES#52 - AEBABK - Accessory Belt Kit - Replace all of your worn drive belts at once - Continental - Audi Volkswagen

Replace all of your worn drive belts at once We Price Match - Give Us A Call or Chat!
Engine codes AEB & ATW

Brand:
Continental - Corporate Logo
ES#:
52
Mfg#:
AEBABK
Ships in 7 Business Days
$40.99

This product was last offered at the strikethrough price on
06-04-2026

$37.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Check Valve - Priced Each

ES#2598293 - 058905291K - Check Valve - Priced Each - Used in multiple locations in vacuum system - URO - Audi Volkswagen

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

Brand:
URO - Corporate Logo
ES#:
2598293
Mfg#:
058905291K
In Stock
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Bolt Set - With Tool

ES#263802 - 204-3902 - Cylinder Head Bolt Set - With Tool - High strength head bolts with a triple square head - ARP - Audi Volkswagen

High strength head bolts with a triple square head 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ARP - Corporate Logo
ES#:
263802
Mfg#:
204-3902
Ships on Aug 13, 2026
$226.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turbosmart Boost Tee Manual Boost Controller - Black

ES#4430283 - TS-0101-1102 - Turbosmart Boost Tee Manual Boost Controller - Black - In-car boost controller for fine tuning - TurboSmart - Audi Volkswagen MINI Porsche

In-car boost controller for fine tuning

Brand:
TurboSmart - Corporate Logo
ES#:
4430283
Mfg#:
TS-0101-1102
In Stock at Vendor
10% off MSRP

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

$124.99

This product was last offered at the strikethrough price on
07-28-2026

$112.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Oil Drain Plug with Seal - M14x22x1.5mm - Price Each

ES#2834954 - N90813202 - Engine Oil Drain Plug with Seal - M14x22x1.5mm - Price Each - Includes crush washer. M14x1.5 - Febi - Audi

Includes crush washer. M14x1.5 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2834954
Mfg#:
N90813202
In Stock at Vendor
$4.07

This product was last offered at the strikethrough price on
07-23-2026

$3.05 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Sludge Repair Kit

ES#7579 - 058198021 - Oil Sludge Repair Kit - Replace your clogged pickup tube and oil pump - Assembled By ECS - Audi Volkswagen

Replace your clogged pickup tube and oil pump 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with AEB or ATW engine codes only

Brand:
Assembled By ECS - Corporate Logo
ES#:
7579
Mfg#:
058198021
Ships in 2 Business Days
ON SALE!
$238.99

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

$225.42 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Silicone Breather Hose Connector

ES#2966837 - 034-101-3014 - Silicone Breather Hose Connector - Connects the valve cover to the vent tubes - 034Motorsport - Audi Volkswagen

Connects the valve cover to the vent tubes Engine code AWM

Brand:
034Motorsport - Corporate Logo
ES#:
2966837
Mfg#:
034-101-3014
In Stock
$45.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silicone Air Pump Hose

ES#2966838 - 034-104-2002 - Silicone Air Pump Hose - Connects the metal pipes in the air pump system - 034Motorsport - Audi Volkswagen

Connects the metal pipes in the air pump system Engine codes ATW & AWM

Brand:
034Motorsport - Corporate Logo
ES#:
2966838
Mfg#:
034-104-2002
Ships in 1 Business Day
$15.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Quad Ring Oil Filter Gasket

ES#3514764 - QR2 - Quad Ring Oil Filter Gasket - Replacement gasket for all K&P Engineering spin-on filters - K&P Engineering - Audi Volkswagen

Replacement gasket for all K&P Engineering spin-on filters

Brand:
K&P Engineering - Corporate Logo
ES#:
3514764
Mfg#:
QR2
Ships in 8 Business Days
$2.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Service Kit - With ECS Magnetic Drain Plug

ES#5388 - MK44C3KKTwmdp - Oil Service Kit - With ECS Magnetic Drain Plug - Includes standard Mann oil filter and Vaico 5w-40 oil - Assembled By ECS - Audi Volkswagen

Includes standard Mann oil filter and Vaico 5w-40 oil 10X Entries For Our 25th Anniversary Sweepstakes!
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:
Assembled By ECS - Corporate Logo
ES#:
5388
Mfg#:
MK44C3KKTWMDP
Ships on Oct 14, 2026
Auto Notify
$111.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Timing Belt Kit - Standard

ES#2707942 - 058198479 - Timing Belt Kit - Standard - Includes the basic components to service your timing belt. - Assembled By ECS - Audi Volkswagen

Includes the basic components to service your timing belt. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2707942
Mfg#:
058198479
In Stock at Vendor
ON SALE!
$229.99

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

$223.77 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turbo Inlet Hose - 3"

ES#2864573 - 034-145-A043 - Turbo Inlet Hose - 3" - To be used in conjunction with 2.75" ID MAF housing and stock-location big turbo upgrades - 034Motorsport - Audi Volkswagen

To be used in conjunction with 2.75" ID MAF housing and stock-location big turbo upgrades To be used in conjuction with 2.75" ID TT225 MAF housing & stock-location big turbo upgrades

Brand:
034Motorsport - Corporate Logo
ES#:
2864573
Mfg#:
034-145-A043
Ships in 2 Business Days
$223.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Smooth Expansion Tank & Washer Fluid Reservoir Cap Set - Black

ES#3509361 - 009635ECS05KT - Smooth Expansion Tank & Washer Fluid Reservoir Cap Set - Black - Dress up your engine bay with black expansion tank and washer reservoir caps to replace the old blue ones - Assembled By ECS - Audi Volkswagen

Dress up your engine bay with black expansion tank and washer reservoir caps to replace the old blue ones 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3509361
Mfg#:
009635ECS05KT
In Stock
ON SALE!
$60.99

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

$55.32 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial 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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