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Audi C5 A6 Quattro 4.2

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Audi C5 A6 Quattro 4.2 Engine Service & Maintenance Parts

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Air Intake Filter

ES#588 - 332125 - Air Intake Filter - Drop-in performance filter - K&N - Audi Volkswagen

Drop-in performance filter

Brand:
K&N - Corporate Logo
ES#:
588
Mfg#:
332125
In Stock
$68.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

THINKDIAG (include 1 Free Software)

ES#4376510 - 301180767 - THINKDIAG (include 1 Free Software) - ThinkDiag is prefect to use with the unique THINKCAR app. Easy and convenient, anytime and anywhere. - THINKCAR - Audi BMW Volkswagen Mercedes Benz MINI Porsche

ThinkDiag is prefect to use with the unique THINKCAR app. Easy and convenient, anytime and anywhere.

Brand:
THINKCAR - Corporate Logo
ES#:
4376510
Mfg#:
301180767
Ships in 2 Business Days
15% off MSRP

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

$119.99

This product was last offered at the strikethrough price on
07-27-2026

$101.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coils - Set Of Eight

ES#4316384 - 06B905115EKT8 - Ignition Coils - Set Of Eight - A common cure for misfire codes - Hella - Audi

A common cure for misfire codes

Brand:
Hella - Corporate Logo
ES#:
4316384
Mfg#:
06B905115EKT8
Ships on Nov 19, 2026
$391.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

THINKOBD 100

ES#4376517 - 301050512 - THINKOBD 100 - This THINKOBD 100 obd2 car code reader can fast scan and clear trouble codes, even a beginner can use this unit to read the error code. - THINKCAR - Audi BMW Volkswagen Mercedes Benz MINI Porsche

This THINKOBD 100 obd2 car code reader can fast scan and clear trouble codes, even a beginner can use this unit to read the error code.

Brand:
THINKCAR - Corporate Logo
ES#:
4376517
Mfg#:
301050512
Ships in 2 Business Days
14% off MSRP

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

$34.99

This product was last offered at the strikethrough price on
07-27-2026

$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning Timing Belt Kit - Ultimate

ES#6196 - 077198502 - ECS Tuning Timing Belt Kit - Ultimate - Everything you need for a complete timing belt job. Buy it all together & save. - Assembled By ECS - Audi

Everything you need for a complete timing belt job. Buy it all together & save. 10X Entries For Our 25th Anniversary Sweepstakes!
Up to VIN 1-105,000, split is in the 2001 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
6196
Mfg#:
077198502
Back Ordered
Auto Notify
ON SALE! SAVE 16%
$457.71

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

$382.48 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

13 Piece Spark Plug Socket Master Set

ES#4044435 - SPM100 - 13 Piece Spark Plug Socket Master Set - The only spark plug socket set you will ever need. - VIM Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

The only spark plug socket set you will ever need.

Brand:
VIM Tools - Corporate Logo
ES#:
4044435
Mfg#:
SPM100
Ships in 10 Business Days
$122.75 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Schwaben Remote Starter Switch

ES#2840947 - 010611SCH01A - Schwaben Remote Starter Switch - No assistant needed, crank the engine from outside of the car - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

No assistant needed, crank the engine from outside of the car 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
2840947
Mfg#:
010611SCH01A
In Stock
ON SALE!
$41.99

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

$40.73 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hightec SYNTH RS SAE 0W-40 - 5 Liter

ES#5374160 - 20020-0050-99 - Hightec SYNTH RS SAE 0W-40 - 5 Liter - High-performance engine oil with an optimal viscosity grade produced using fully synthetic polyalpha-olefins (PAO). - ROWE - Audi BMW Volkswagen Mercedes Benz MINI Porsche

High-performance engine oil with an optimal viscosity grade produced using fully synthetic polyalpha-olefins (PAO).

Brand:
ROWE - Corporate Logo
ES#:
5374160
Mfg#:
20020-0050-99
Ships in 5 Business Days
$70.99 USD
Free Shipping
on orders $49 and up

Ignition Coils - Set Of Eight

ES#2538910 - 06B905115E - Ignition Coils - Set Of Eight - A common cure for misfire codes - Beru - Audi

A common cure for misfire codes

Brand:
Beru - Corporate Logo
ES#:
2538910
Mfg#:
06B905115E
Ships in 2 Business Days
$460.99

This product was last offered at the strikethrough price on
04-09-2026

$349.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#1853398 - 1K0998262AB - Oxygen Sensor - Priced Each - Keep your engine running efficiently - Genuine Volkswagen Audi - Audi Volkswagen

Keep your engine running efficiently For the left and right side

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1853398
Mfg#:
1K0998262AB
Ships in 3 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.

$374.99

This product was last offered at the strikethrough price on
07-27-2026

$349.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

PNP Ethanol Sensor Harness For Motiv Re|Flex Plus

ES#4882977 - 201-0410 - PNP Ethanol Sensor Harness For Motiv Re|Flex Plus - This Plug-n-Play Ethanol Sensor Harness from Precision Raceworks is certified by Motiv and directly compatible with the ReFlex+. - Precision Raceworks - Audi BMW Volkswagen Mercedes Benz

This Plug-n-Play Ethanol Sensor Harness from Precision Raceworks is certified by Motiv and directly compatible with the ReFlex+.

Brand:
Precision Raceworks - Corporate Logo
ES#:
4882977
Mfg#:
201-0410
In Stock
$49.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Tester

ES#2696212 - V99-1005 - Coolant Tester - Make sure your coolant is safe from freezing! - Vaico - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Make sure your coolant is safe from freezing! We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2696212
Mfg#:
V99-1005
Back Ordered
$51.99

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

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

Intake Valve & Turbo Cleaner

ES#3969933 - 5319tcKT - Intake Valve & Turbo Cleaner - 11 Oz aerosol. - CRC - Audi BMW Volkswagen Mercedes Benz MINI Porsche

11 Oz aerosol. 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:
CRC
ES#:
3969933
Mfg#:
5319TCKT
Ships in 4 Business Days
$27.99 USD
Free Shipping
on orders $49 and up

Coolant Flush Kit

ES#3420793 - g013a8jm1kt6KT - Coolant Flush Kit - Includes Schwaben coolant refill/air purge tool and 6 liters of G13 coolant. - Assembled By ECS - Audi

Includes Schwaben coolant refill/air purge tool and 6 liters of G13 coolant. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3420793
Mfg#:
G013A8JM1KT6KT
Ships on Sep 1, 2026
Auto Notify
ON SALE!
$180.99

This product was last offered at the strikethrough price on
06-16-2026

$167.41 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Truck Series Oil Treatment - 500ml / 16.9oz

ES#3999021 - 20256 - Truck Series Oil Treatment - 500ml / 16.9oz - Engine Armor with MoS2 - Reduces friction and engine wear - Treats up to 7 Liters / 7.4 Quarts of Engine Oil - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Engine Armor with MoS2 - Reduces friction and engine wear - Treats up to 7 Liters / 7.4 Quarts of Engine Oil 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
3999021
Mfg#:
20256
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.

$22.99

This product was last offered at the strikethrough price on
06-08-2026

$14.99 USD
Free Shipping
on orders $49 and up

Ignition Coils - Set Of Eight

ES#2538911 - 06B905115E - Ignition Coils - Set Of Eight - A common cure for misfire codes - Karlyn - Audi

A common cure for misfire codes

Brand:
Karlyn - Corporate Logo
ES#:
2538911
Mfg#:
06B905115E
Ships on Aug 13, 2026
$327.99 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.

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

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