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Audi C5 S6 Quattro 4.2

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Audi C5 S6 Quattro 4.2 Engine Service & Maintenance Parts

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Anti-Freeze Tester

ES#4337913 - CTAA195 - Anti-Freeze Tester - Tests all ethylene glycol solutions with radiator hot or cold - CTA Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Tests all ethylene glycol solutions with radiator hot or cold

Brand:
CTA Tools - Corporate Logo
ES#:
4337913
Mfg#:
CTAA195
Ships on Aug 11, 2026
$9.98 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#2561872 - 1J0121321B - Expansion Tank Cap - Keep proper pressure on your coolant - Meyle - Audi

Keep proper pressure on your coolant 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
2561872
Mfg#:
1J0121321B
Ships on Dec 3, 2026
$7.54 USD
Free Shipping
on orders $49 and up

Air Filter

ES#3195597 - 058133843 - Air Filter - Keep your air clean and your fuel mileage where it should be - NPN - Audi

Keep your air clean and your fuel mileage where it should be

Brand:
NPN - Corporate Logo
ES#:
3195597
Mfg#:
058133843
Back Ordered
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Performance Ignition Coils - Set Of Eight

ES#5338626 - 056059LA08-8KT - ECS Performance Ignition Coils - Set Of Eight - Designed to be a direct plug-and-play upgrade to factory coils, providing greater energy output, ensuring a stronger and more consistent spark! - ECS - Audi

Designed to be a direct plug-and-play upgrade to factory coils, providing greater energy output, ensuring a stronger and more consistent spark! 10X Entries For Our 25th Anniversary Sweepstakes!
For Vehicles with Engine Code BBD (Bolt-In Style Ignition Coils)

Brand:
ECS - Corporate Logo
ES#:
5338626
Mfg#:
056059LA08-8KT
In Stock
ON SALE! SAVE 15%
$287.99

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

$244.73 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

ES#2528661 - 06B905115E - Ignition Coil - Priced Each - Keep your engine running smooth - Meyle - Audi Volkswagen

Keep your engine running smooth 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
2528661
Mfg#:
06B905115E
In Stock
ON SALE!
$44.99

This product was last offered at the strikethrough price on
07-14-2026

$43.64 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

40k Service Kit

ES#250696 - C5S640KKT - 40k Service Kit - Includes everything you need to complete the factory 40k service - Assembled By ECS - Audi

Includes everything you need to complete the factory 40k service 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
250696
Mfg#:
C5S640KKT
Ships in 1 Business Day
ON SALE!
$303.45 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Oil Filter - Pack Of 10

ES#2562254 - 077115561GKT2 - Oil Filter - Pack Of 10 - Stock up for future maintenance and save! - Assembled By ECS - Audi

Stock up for future maintenance and save! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2562254
Mfg#:
077115561GKT2
In Stock at Vendor
$378.99

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

$367.99 USD
Free Shipping

Oil Filter - Pack Of 5

ES#2562253 - 077115561GKT - Oil Filter - Pack Of 5 - Stock up for future maintenance and save! - Assembled By ECS - Audi

Stock up for future maintenance and save! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2562253
Mfg#:
077115561GKT
In Stock at Vendor
$189.99

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

$183.99 USD
Free Shipping

Ignition Coil - Priced Each

Give your engine a new spark. For Vehicles with Engine Code BBD (Bolt-In Style Ignition Coils)

Brand:
Hitachi - Corporate Logo
ES#:
5396910
Mfg#:
06B905115B
Ships in 6 Business Days
$36.99 USD
Free Shipping
on orders $49 and up

Spark Plugs - Set Of Eight (#FGR6KQC)

ES#8130 - FGR6KQC-8 - Spark Plugs - Set Of Eight (#FGR6KQC) - Keep your engine running strong - Bosch - Audi

Keep your engine running strong 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
8130
Mfg#:
FGR6KQC-8
Ships in 1-2 days
$58.99 USD
Free Shipping
on orders $49 and up

Oxygen Sensor - Priced Each

Keep your engine running efficiently

Brand:
Walker - Corporate Logo
ES#:
3551566
Mfg#:
1K0998262AB
Ships in 1-2 days
$142.99

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

$138.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Kit

ES#2763124 - 077903133Ekt - Accessory Belt Kit - Belt service kit includes belt, tensioner, & hardware to keep your belt where it should be! - Assembled By ECS - Audi

Belt service kit includes belt, tensioner, & hardware to keep your belt where it should be! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2763124
Mfg#:
077903133EKT
Ships in 3 Business Days
$268.99

This product was last offered at the strikethrough price on
06-26-2026

$168.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Spark Plugs - Set Of Eight

ES#2562258 - 101000054ADKT - Spark Plugs - Set Of Eight - Keep your engine running strong - Genuine Volkswagen Audi - Audi

Keep your engine running strong

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2562258
Mfg#:
101000054ADKT
Ships in 5 Business Days
$170.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Hightec SYNTH RS HC-B SAE 5W-30 - 1 Liter

ES#5374070 - 20089-0010-99 - Hightec SYNTH RS HC-B SAE 5W-30 - 1 Liter - High-performance engine oil produced using HC synthetic oils with a wide area of application. - ROWE - Audi BMW Volkswagen Mercedes Benz MINI

High-performance engine oil produced using HC synthetic oils with a wide area of application.

Brand:
ROWE - Corporate Logo
ES#:
5374070
Mfg#:
20089-0010-99
Ships in 7 Business Days
$8.99 USD
Free Shipping
on orders $49 and up

Hightec SYNTH RS HC-B SAE 5W-30 - 5 Liter

ES#5374071 - 20089-0050-99 - Hightec SYNTH RS HC-B SAE 5W-30 - 5 Liter - High-performance engine oil produced using HC synthetic oils with a wide area of application. - ROWE - Audi BMW Volkswagen Mercedes Benz MINI

High-performance engine oil produced using HC synthetic oils with a wide area of application.

Brand:
ROWE - Corporate Logo
ES#:
5374071
Mfg#:
20089-0050-99
Ships in 7 Business Days
$46.99 USD
Free Shipping
on orders $49 and up

Emissions Service Kit

Complete PCV Kit for your engine

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2763187
Mfg#:
077103245BKT2
Ships in 7 Business Days
$815.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial 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.

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Manufacturer names and/or part numbers are used only for identification purposes.

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