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Audi C4 S4 Quattro 20v T Service & Maintenance Parts

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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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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

ECS Tuning Timing Belt Kit - Ultimate Plus

ES#2817113 - 054198479V2kt - ECS Tuning Timing Belt Kit - Ultimate Plus - The ultimate in preventative maintenance! - Assembled By ECS - Audi

The ultimate in preventative maintenance! 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#:
2817113
Mfg#:
054198479V2KT
Ships in 5 Business Days
ON SALE!
$214.76 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Magnetic Oil Drain Plug

ES#2738368 - 005707ECS01A - Magnetic Oil Drain Plug - Capture harmful particles to prevent wear. M26x1.5 - ECS - Audi Volkswagen

Capture harmful particles to prevent wear. M26x1.5 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2738368
Mfg#:
005707ECS01A
In Stock
ON SALE! SAVE 35%
$36.99

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

$24.04 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

High Performance Stainless Steel Oil Filter - Black

ES#4508853 - S15B - High Performance Stainless Steel Oil Filter - Black - Reusable Micronic Oil Filter with Machine Finished End Caps - K&P Engineering - Audi BMW Volkswagen

Reusable Micronic Oil Filter with Machine Finished End Caps affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
K&P Engineering - Corporate Logo
ES#:
4508853
Mfg#:
S15B
Ships on Jul 2, 2026
$189.00 USD
Free Shipping
on orders $49 and up

ECS Tuning Timing Belt Kit - Ultimate

ES#1440 - 054198479V2 - ECS Tuning Timing Belt Kit - Ultimate - Everything you need for a complete timing belt job. - Assembled By ECS - Audi

Everything you need for a complete timing belt job. 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#:
1440
Mfg#:
054198479V2
Ships in 5 Business Days
ON SALE!
$177.06

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

$172.10 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Edge European Formula 5W-30 - 1 Quart

ES#3478521 - 06037 - Edge European Formula 5W-30 - 1 Quart - Meets Volkswagen & Audi 502.00/505 00 specification - Castrol - Audi Volkswagen

Meets Volkswagen & Audi 502.00/505 00 specification affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Castrol - Corporate Logo
ES#:
3478521
Mfg#:
06037
Ships in 1 Business Day
$11.69

This product was last offered at the strikethrough price on
05-13-2026

$6.71 USD
Free Shipping
on orders $49 and up

8100 X-CleanEFE Engine Oil (5w-30) - 5 Liter

ES#2952152 - 3374650234 - 8100 X-CleanEFE Engine Oil (5w-30) - 5 Liter - 100% synthetic engine oil specially designed around the demands of direct injection engines - Motul - Audi BMW Volkswagen

100% synthetic engine oil specially designed around the demands of direct injection engines affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Motul - Corporate Logo
ES#:
2952152
Mfg#:
3374650234
In Stock
10% off MSRP

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

$87.91

This product was last offered at the strikethrough price on
02-01-2026

$79.12 USD
Free Shipping
on orders $49 and up

GT1 PRO FLEX Engine Oil (5w-30) - 1 Liter

ES#3141546 - 5W301LITERF - GT1 PRO FLEX Engine Oil (5w-30) - 1 Liter - Premium engine oil for passenger vehicles - Fuchs - Audi Volkswagen

Premium engine oil for passenger vehicles affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Fuchs - Corporate Logo
ES#:
3141546
Mfg#:
5W301LITERF
Ships in 1-2 days
$11.99 USD
Free Shipping
on orders $49 and up

Bentley Service Manual On CD

ES#1446 - AEC4 - Bentley Service Manual On CD - C4 S4 & C4 S6 - Bentley - Audi

C4 S4 & C4 S6 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Works on Windows Operating Systems Windows 2000 and XP only

Brand:
Bentley - Corporate Logo
ES#:
1446
Mfg#:
AEC4
Back Ordered
$143.99

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

$139.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Air Filter

ES#1325 - 332029 - Performance Air Filter - Simply the best air filter money can buy - K&N - Audi Volkswagen

Simply the best air filter money can buy affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
K&N - Corporate Logo
ES#:
1325
Mfg#:
332029
Ships in 5 Business Days
$68.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Magnetic Oil Drain Plug Kit

ES#6773 - 059198193kt - Magnetic Oil Drain Plug Kit - Includes 10 crush washers for future oil services. M26x1.5 - ECS - Audi Volkswagen

Includes 10 crush washers for future oil services. M26x1.5 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
6773
Mfg#:
059198193KT
In Stock
ON SALE! SAVE 25%
$44.99

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

$33.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hightec MULTI SYNTH DPF SAE 5W-30 - 1 Liter

ES#5374165 - 20125-0010-99 - Hightec MULTI SYNTH DPF SAE 5W-30 - 1 Liter - Specially developed engine oil based on selected HC synthetic base oils for modern passenger car Otto and diesel engines with exhaust after-treatment (diesel particulate filters) and turbocharging. - ROWE - Audi BMW Volkswagen

Specially developed engine oil based on selected HC synthetic base oils for modern passenger car Otto and diesel engines with exhaust after-treatment (diesel particulate filters) and turbocharging. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ROWE - Corporate Logo
ES#:
5374165
Mfg#:
20125-0010-99
In Stock
$11.99 USD
Free Shipping
on orders $49 and up

Spark Plugs - Set Of Five

ES#4069611 - pfr7b5cylKT - Spark Plugs - Set Of Five - Keep your five-cylinder engine running smoothly with these spark plugs. - NGK - Audi

Keep your five-cylinder engine running smoothly with these spark plugs. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
NGK - Corporate Logo
ES#:
4069611
Mfg#:
PFR7B5CYLKT
In Stock
$91.99

This product was last offered at the strikethrough price on
06-01-2026

$64.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Manual Transmission Service Kit with Magnetic Drain/Fill Plugs

ES#2808775 - N90917801KT2 - Manual Transmission Service Kit with Magnetic Drain/Fill Plugs - Featuring 3 Liters of HighTec TopGear FE fluid and ECS Magnetic Drain Plug and Fill plugs to service your transmission. M24x1.5 - Assembled By ECS - Audi Volkswagen

Featuring 3 Liters of HighTec TopGear FE fluid and ECS Magnetic Drain Plug and Fill plugs to service your transmission. M24x1.5 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#:
2808775
Mfg#:
N90917801KT2
Back Ordered
Auto Notify
ON SALE! SAVE 17%
$139.99

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

$116.78 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Edge European Formula 0W-40 - 5 Quart

ES#3478500 - 03101 - Edge European Formula 0W-40 - 5 Quart - Meets Volkswagen & Audi 502.00/505 00 specification - Castrol - Audi Volkswagen

Meets Volkswagen & Audi 502.00/505 00 specification affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Castrol - Corporate Logo
ES#:
3478500
Mfg#:
03101
Back Ordered
$51.99 USD
Free Shipping
on orders $49 and up

Oxygen Sensor

ES#3333 - 13957 - Oxygen Sensor - Direct fit with correct plug & wire length, not a universal sensor - Bosch - Audi Volkswagen

Direct fit with correct plug & wire length, not a universal sensor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
3333
Mfg#:
13957
Ships in 1-2 days
$102.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Service & Maintenance Parts

Good maintenance should never be viewed as an expense. It is an investment that maintains the value and dependability of your car, extends its service life, and increases its resale value. Affordable fluids and filters are all here, with many tutorials demonstrating how easy it is to keep your car running strong.

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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