Call Us330-331-2003 ChatLive Chat Text Us!
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Audi B9 A4 Quattro 2.0T

Audi B9 A4 Quattro 2.0T Engine Service & Maintenance Parts

Sort By
Filter By
Return to Top
ES#3675483 - mos2flushKT - Oil Change Additive Package - Proline Engine Flush and MoS2 Anti Friction Oil Treatment - Recommended every oil change - A two step kit to flush contaminants before putting in fresh oil, and an additive to be added in with your new engine oil - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Recommended every oil change - A two step kit to flush contaminants before putting in fresh oil, and an additive to be added in with your new engine oil affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat! Recommended for vehicles up to model year 2000 (Better suited for Steel Heads and Leaded Bearing Applicat

Brand:
Liqui-Moly - Corporate Logo
ES#:
3675483
Mfg#:
MOS2FLUSHKT
In Stock
$28.99 USD
Free Shipping
on orders $49 and up
ES#3521624 - ER12S - Brisk Silver Racing ER12S Spark Plug - Priced Each  - Featuring silver fine wire center electrode - Superior ignition ability increases engine power! - Brisk - Audi Volkswagen Mercedes Benz

Featuring silver fine wire center electrode - Superior ignition ability increases engine power! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
One heat range colder than stock with a non-projected tip

Brand:
Brisk - Corporate Logo
ES#:
3521624
Mfg#:
ER12S
In Stock
8% off MSRP

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

$12.99

This product was last offered at the strikethrough price on
06-24-2026

$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4765800 - IKH01-27 - Iridium Racing Spark Plugs - Priced Each - An excellent upgrade for tuned engines. 14X26.5X16mm (Denso #: 5750) - Denso - Audi Volkswagen Porsche

An excellent upgrade for tuned engines. 14X26.5X16mm (Denso #: 5750) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Denso - Corporate Logo
ES#:
4765800
Mfg#:
IKH01-27
In Stock
$54.99

This product was last offered at the strikethrough price on
05-07-2026

$53.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3138259 - 018641ECS02-02 - Billet Engine oil Dipstick - black Anodized - A more durable and aesthetically pleasing addition to your engine bay - ECS - Audi

A more durable and aesthetically pleasing addition to your engine bay affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with production date up to04/09/2021

Brand:
ECS - Corporate Logo
ES#:
3138259
Mfg#:
018641ECS02-02
In Stock
ON SALE! SAVE 25%
$113.99

This product was last offered at the strikethrough price on
06-13-2026

$85.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

The MaxiSys Ultra is Autel’s most ambitious diagnostics tablet designed to maximize technician intelligence. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Autel - Corporate Logo
ES#:
4349220
Mfg#:
MSULTRA
Ships in 6 Business Days
$12306.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2804104 - 009012ECS01 - Oil Reminder Sticker - Priced Each - Be sure to remind yourself when it will be time to order again from ECS Tuning - ECS - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Be sure to remind yourself when it will be time to order again from ECS Tuning affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2804104
Mfg#:
009012ECS01
In Stock
ON SALE! SAVE 25%
$4.50

This product was last offered at the strikethrough price on
06-13-2026

$3.38 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3184194 - 2007 - Jectron Fuel Injection System Cleaner - 300 mL - Keep your injection system operating at peak performance - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Keep your injection system operating at peak performance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat! This item is classified as Hazardous Materials and requires special shipping and handling. We cannot ship

Brand:
Liqui-Moly - Corporate Logo
ES#:
3184194
Mfg#:
2007
In Stock
$11.95 USD
Free Shipping
on orders $49 and up
ES#2730723 - 004685SCH01 - 32mm 6-Point Oil Filter Socket - 3/8" Drive - Make oil filter housing removal simple - Schwaben - Audi BMW Volkswagen MINI
ECS Tuning recommends this product.

Make oil filter housing removal simple affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
2730723
Mfg#:
004685SCH01
Ships in 1 Business Day
ON SALE! SAVE 20%
$28.99

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

$23.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2807583 - 06K115562KT - Mann Oil Filter - Pack Of 5 - Stock up and save! - Mann - Audi Volkswagen Porsche

Stock up and save! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mann - Corporate Logo
ES#:
2807583
Mfg#:
06K115562KT
In Stock
$51.99 USD
Free Shipping
on orders $49 and up
ES#4339885 - 22156 - 0w-30 Top Tec 4210 Synthetic Engine Oil - 1 Liter - Fully synthetic, low-viscosity and low-SAPS motor oil developed for VAG 504.00/507.00 and BMW Longlife-04 specifications - Liqui-Moly - Audi BMW Volkswagen Porsche

Fully synthetic, low-viscosity and low-SAPS motor oil developed for VAG 504.00/507.00 and BMW Longlife-04 specifications affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
4339885
Mfg#:
22156
In Stock
35% off MSRP

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

$18.95

This product was last offered at the strikethrough price on
06-24-2026

$12.29 USD
Free Shipping
on orders $49 and up
ES#2774825 - 007221SCH01A - 6 Liter Fluid Extractor/Filler System - Easily exchange, fill or remove up to 6 liters of fluid in minutes. - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Easily exchange, fill or remove up to 6 liters of fluid in minutes. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
2774825
Mfg#:
007221SCH01A
In Stock
ON SALE! SAVE 10%
$240.99

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

$216.89 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4415284 - 06L905110HKT - Ignition Coils - Set Of Four  - Keep your engine running strong (K Revision) - Genuine Volkswagen Audi - Audi Volkswagen

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

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4415284
Mfg#:
06L905110HKT
In Stock
$387.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4340775 - 06H905110P - Ignition Coil - Priced Each - Keep your engine running smooth - Genuine Volkswagen Audi - Audi Volkswagen

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

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4340775
Mfg#:
06H905110P
In Stock
6% off MSRP

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

$104.98

This product was last offered at the strikethrough price on
06-24-2026

$98.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4220494 - 2009KT - MoS2 Anti Friction Engine Treatment - 300ml - A dry, solid lubricant for ultimate protection - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz MINI Porsche

A dry, solid lubricant for ultimate protection affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
4220494
Mfg#:
2009KT
In Stock
$12.99 USD
Free Shipping
on orders $49 and up
ES#4487908 - 06L115562KT27 - Liqui Moly Leichtlauf Oil Service Kit (5w-40) - Includes Mann oil filter and Liqui Moly Leichtlauf High Tech 5w-40 oil - Assembled By ECS - Audi Volkswagen

Includes Mann oil filter and Liqui Moly Leichtlauf High Tech 5w-40 oil affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4487908
Mfg#:
06L115562KT27
In Stock
ON SALE!
$88.99

This product was last offered at the strikethrough price on
06-19-2026

$88.35 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement
ES#4667216 - 0341072012YEL-4 - 034Motorsport High Output Ignition Coils - Yellow - Set Of Four - Plug-and-play upgraded coil pack featuring a CNC-machined heat sink for better heat dissipation - 034Motorsport - Audi Volkswagen Porsche

Plug-and-play upgraded coil pack featuring a CNC-machined heat sink for better heat dissipation affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4667216
Mfg#:
0341072012YEL-4
In Stock
$252.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Service & Maintenance Parts

An ounce of prevention improves engine reliability and heads off big-ticket repairs. On average, the modest cost or periodic maintenance pays handsome rewards. Plan now to put your car on a regular schedule that includes fluid and filter changes, inspections, and recommended service.

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 ECS Tuning is part of Enthusiast Auto Holdings