Call Us330-331-2003 ChatLive Chat Text Us!
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Audi B6 A4 Quattro 1.8T

Audi B6 A4 Quattro 1.8T Engine Parts & Accessories

Sort By
Filter By
Return to Top
ES#467458 - N10124408 - Hex Bolt - Priced Each - Install new hardware with your new parts. M6x20 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x20

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
467458
Mfg#:
N10124408
In Stock
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2587638 - 058253039L - Exhaust Manifold Gasket - Seals the exhaust manifold to the cylinder head - Elring - Audi Volkswagen

Seals the exhaust manifold to the cylinder head 2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
2587638
Mfg#:
058253039L
In Stock
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3617641 - i34RX - Intensity Lithium-ION Battery - i34RX - 11.5lbs - Replace your stock, heavy battery with a direct replacement, lightweight performance Lithium battery that weighs in at only 11.5lbs! - Braille - Audi MINI

Replace your stock, heavy battery with a direct replacement, lightweight performance Lithium battery that weighs in at only 11.5lbs! This item is classified as Hazardous Materials and requires special shipping and handling. We cannot ship this item out of the US or with priority shippi

Brand:
Braille - Corporate Logo
ES#:
3617641
Mfg#:
I34RX
Ships on Nov 27, 2026
$949.99 USD
Free Shipping
on orders $49 and up
ES#2158199 - 06A115561B - Oil Filter - Priced Each - Replaces OEM# 06A115561B German quality for your Volkswagen - Hengst - Audi Volkswagen
ECS Tuning recommends this product.

Replaces OEM# 06A115561B German quality for your Volkswagen 5X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
We Price Match - Give Us A Call or Chat! Hengst is our preferred OEM filtration supplier!

Brand:
Hengst - Corporate Logo
ES#:
2158199
Mfg#:
06A115561B
In Stock
$11.39

This product was last offered at the strikethrough price on
06-10-2026

$9.49 USD
Free Shipping
on orders $49 and up
ES#3509345 - S15 - High Performance Stainless Steel Oil Filter - Reusable Micronic Oil Filter with Machine Finished End Caps - K&P Engineering - Audi BMW Volkswagen

Reusable Micronic Oil Filter with Machine Finished End Caps **Lifetime oil filter: Never change your filter again, just wash and reuse**

Brand:
K&P Engineering - Corporate Logo
ES#:
3509345
Mfg#:
S15
Ships in 7 Business Days
$189.00 USD
Free Shipping
ES#2794009 - FER18tSRKIT - Ferrea Valve Spring/Retainer Kit - Complete set of Ferrea high performance valve springs, and titanium retainers - Integrated Engineering - Audi Volkswagen

Complete set of Ferrea high performance valve springs, and titanium retainers 2X Entries For Our Spin To Win Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
2794009
Mfg#:
FER18TSRKIT
Back Ordered
$939.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2794189 - IEDIYUU17 - IE Recirculating Billet Catch Can - Prevent crankcase oil fumes from filling your intake piping, turbo piping, intercooler, intake manifold, and breather system - Integrated Engineering - Audi Volkswagen

Prevent crankcase oil fumes from filling your intake piping, turbo piping, intercooler, intake manifold, and breather system 2X Entries For Our Spin To Win Sweepstakes!
*Universal Fitment - Custom Install Required - Does not include fittings, adapters, or hose ends*

Brand:
Integrated Engineering - Corporate Logo
ES#:
2794189
Mfg#:
IEDIYUU17
In Stock
$186.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3438782 - 06A103171A - Rear Crankshaft Seal - With Flange - Also referred to as the rear main seal - Victor Reinz - Audi Volkswagen

Also referred to as the rear main seal

Brand:
Victor Reinz - Corporate Logo
ES#:
3438782
Mfg#:
06A103171A
In Stock
$72.99

This product was last offered at the strikethrough price on
07-17-2026

$61.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4045558 - 3R0959126 - A/C Pressure Safety Switch - Prevents excess pressure from building within the system - Mahle - Audi

Prevents excess pressure from building within the system

Brand:
Mahle - Corporate Logo
ES#:
4045558
Mfg#:
3R0959126
Ships in 1 Business Day
$102.73

This product was last offered at the strikethrough price on
08-14-2026

$84.07 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#9886 - n0138514 - Sealing Washer - Priced Each - Used with the banjo bolt to create a leak free seal. 12x18 - Genuine Volkswagen Audi - Audi Volkswagen

Used with the banjo bolt to create a leak free seal. 12x18 Seals the oil return line/adapter to the turbocharger

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
9886
Mfg#:
N0138514
In Stock
$2.88 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4818419 - 058133753D - Suction Pump - Restore engine performance - Bremmen Parts - Audi Volkswagen

Restore engine performance 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818419
Mfg#:
058133753D
In Stock
ON SALE! SAVE 30%
$17.99

This product was last offered at the strikethrough price on
11-07-2026

$12.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#10026 - 3B0121321 - Expansion Tank Cap - Keep proper pressure in your coolant system - Vaico - Audi Volkswagen Porsche

Keep proper pressure in your coolant system We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
10026
Mfg#:
3B0121321
Ships in 1 Business Day
$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2569779 - B6A4UTBKLV1 -  Ultimate Timing Belt Kit - With Gates Racing Timing Belt - Looking for the best timing belt kit on the market? Look no further than ECS Tuning - Assembled By ECS - Audi

Looking for the best timing belt kit on the market? Look no further than ECS Tuning 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
From VIN 8E-4-191001, split is in the 2004 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
2569779
Mfg#:
B6A4UTBKLV1
In Stock
$361.99

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

$302.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#8146 - 06b198500 - Timing Belt Kit - Ultimate Plus - The ultimate in preventative maintenance! - Assembled By ECS - Audi

The ultimate in preventative maintenance! 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
Up to VIN 8E-4-191000, split is in the 2004 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
8146
Mfg#:
06B198500
In Stock
ON SALE!
$317.99

This product was last offered at the strikethrough price on
09-10-2026

$296.02 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement
ES#4810627 - 06A145541J - Banjo Bolt - Priced Each - Hollow bolt that allows fluid to pass through. M14x26 - Rein - Audi Volkswagen

Hollow bolt that allows fluid to pass through. M14x26 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4810627
Mfg#:
06A145541J
In Stock
$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#252876 - 06C133843 - Air Filter - Keep clean air running through your engine - Hengst - Audi
ECS Tuning recommends this product.

Keep clean air running through your engine 5X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
We Price Match - Give Us A Call or Chat! Hengst is our preferred OEM filtration supplier!

Brand:
Hengst - Corporate Logo
ES#:
252876
Mfg#:
06C133843
In Stock
$16.99 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.

Terms of Use Privacy Policy Your Privacy Choices Cookie Policy ECS Tuning is part of Enthusiast Auto Holdings