Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply
affirm financing terms & conditions

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle Clear

Audi C5 A6 Quattro 4.2

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
affirm financing terms & conditions
garage-red
Your Vehicle Audi C5 A6 Quattro 4.2
Your Vehicle Audi C5 A6 Quattro 4.2
Change Clear

Audi C5 A6 Quattro 4.2 Most Popular Parts

Sort By
Filter By
Return to Top

Titanium Ball Seat Wheel Bolt - 14x1.5x45mm - Set Of 20

ES#3570220 - 025384ecs02-0420 - Titanium Ball Seat Wheel Bolt - 14x1.5x45mm - Set Of 20 - Lightweight, corrosion resistant, high performance lug bolts - ECS - Audi Volkswagen

Lightweight, corrosion resistant, high performance lug bolts affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Extended length bolts for use with 15mm to 17.5mm spacers

Brand:
ECS - Corporate Logo
ES#:
3570220
Mfg#:
025384ECS02-0420
In Stock
ON SALE! SAVE 12%
$407.99

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

$359.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Gas Cap

ES#2535165 - 4B0201550H - Gas Cap - Includes seal and retaining strap - URO - Audi

Includes seal and retaining strap affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2535165
Mfg#:
4B0201550H
Ships in 1 Business Day
$24.99

This product was last offered at the strikethrough price on
04-10-2026

$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ball Seat Wheel Bolt - 14x1.5x50mm - Priced Each

ES#3560836 - S17D50R13 - Ball Seat Wheel Bolt - 14x1.5x50mm - Priced Each - Zinc-coated wheel bolts made specifically for OE wheels - ECS - Audi Volkswagen

Zinc-coated wheel bolts made specifically for OE wheels affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3560836
Mfg#:
S17D50R13
Ships in 10 Business Days
ON SALE! SAVE 25%
$8.99

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

$6.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Water Pump

ES#3183399 - 078121601B - Auxiliary Water Pump - Used as an after run pump on the V6 engine - Rein - Audi Volkswagen

Used as an after run pump on the V6 engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
3183399
Mfg#:
078121601B
Ships in 3 Business Days
$118.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Conical Seat Stud Conversion Kit

ES#2806944 - 001467ECS01KT5 - Conical Seat Stud Conversion Kit - Make wheel changes faster and easier - ECS - Audi Volkswagen

Make wheel changes faster and easier affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Includes 2 different length studs for up to 10mm spacers for 2 wheels and 20mm spacers for 2 wheels.

Brand:
ECS - Corporate Logo
ES#:
2806944
Mfg#:
001467ECS01KT5
Back Ordered
Auto Notify
ON SALE! SAVE 10%
$197.99

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

$178.19 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

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. 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#:
3420793
Mfg#:
G013A8JM1KT6KT
Ships in 10 Business Days
Auto Notify
ON SALE! SAVE 14%
$205.99

This product was last offered at the strikethrough price on
01-03-2026

$178.16 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Powerflex Rear Subframe Mounting Bushings - Race

ES#4430901 - PFR3-1120BLK - Powerflex Rear Subframe Mounting Bushings - Race - A more planted subframe means a more planted rear end and better handling - Powerflex Black Series - Audi

A more planted subframe means a more planted rear end and better handling affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Powerflex Black Series - Corporate Logo
ES#:
4430901
Mfg#:
PFR3-1120BLK
Ships in 1 Business Day
$355.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

5x112 To 5x130 Wheel Adapters - 71.5CB

ES#4504623 - 5X112-5X130-715C - 5x112 To 5x130 Wheel Adapters - 71.5CB - Allows you to run 5x130 wheels on your 5x112 hub. Bolts to your hub and has studs for quick mounting of your new wheels. - ECS - Audi Volkswagen

Allows you to run 5x130 wheels on your 5x112 hub. Bolts to your hub and has studs for quick mounting of your new wheels. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Sold in pairs so you can dial in the exact offset you want if running staggered fitment wheels

Brand:
ECS - Corporate Logo
ES#:
4504623
Mfg#:
5X112-5X130-715C
Ships on Jul 14, 2026
Starting at $177.99 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front EP24 "Enthusiast Performance" Brake Pad Set

ES#4739092 - EP24-1663 - Front EP24 "Enthusiast Performance" Brake Pad Set - This enthusiast-developed high-performance street and light track pad offers an ideal solution for the spirited commuter and weekend autocross driver alike. - ECS - Audi

This enthusiast-developed high-performance street and light track pad offers an ideal solution for the spirited commuter and weekend autocross driver alike. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

For use with the Stage 3 Big Brake Kit

Brand:
ECS - Corporate Logo
ES#:
4739092
Mfg#:
EP24-1663
In Stock
ON SALE! SAVE 30%
$126.99

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

$88.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Breather Hose - With PCV Valve

ES#2593775 - 078103224R - Crankcase Breather Hose - With PCV Valve - Large breather hose that runs around the intake manifold - URO - Audi Volkswagen

Large breather hose that runs around the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2593775
Mfg#:
078103224R
In Stock
$50.99

This product was last offered at the strikethrough price on
06-02-2026

$29.57 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front ABS Sensor - Priced Each

Fits left and right side affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
From the 2003 model year

Brand:
Holstein - Corporate Logo
ES#:
3521183
Mfg#:
4B0927803E
Ships in 1 Business Day
$176.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Muffler Hanger

ES#251037 - 4B0253144K - Rear Muffler Hanger - Secures the muffler to the vehicle - Genuine Volkswagen Audi - Audi

Secures the muffler to the vehicle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For the left side muffler

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
251037
Mfg#:
4B0253144K
Ships in 1 day
9% off MSRP

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

$64.99

This product was last offered at the strikethrough price on
06-11-2026

$58.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Wheel Spacers - 7mm (Pair)

ES#2063853 - 002403ECS01A07KT - ECS Wheel Spacers - 7mm (Pair) - Exclusively built for your 57.1mm centerbore VW/Audi - ECS - Audi Volkswagen

Exclusively built for your 57.1mm centerbore VW/Audi affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Please measure your hub protrusion to ensure it will still make contact with the center of the wheel. See

Brand:
ECS - Corporate Logo
ES#:
2063853
Mfg#:
002403ECS01A07KT
In Stock
ON SALE! SAVE 30%
$100.99

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

$70.69 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

W5W Wedge Bulb - Priced Each

ES#466721 - N0177535 - W5W Wedge Bulb - Priced Each - 194 (12V-5W) series clear bulb - Genuine Volkswagen Audi - Audi Volkswagen

194 (12V-5W) series clear bulb affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
466721
Mfg#:
N0177535
In Stock
$5.98 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

STR.T Front Strut Assembly - Priced Each - 8250-1001

ES#2525848 - 82501001 - STR.T Front Strut Assembly - Priced Each - 8250-1001 - Non-Adjustable Twin-Tube Low Pressure Gas Design - Koni - Audi Volkswagen

Non-Adjustable Twin-Tube Low Pressure Gas Design affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Koni - Corporate Logo
ES#:
2525848
Mfg#:
82501001
In Stock at Vendor
ON SALE! SAVE 21%
$110.99

This product was last offered at the strikethrough price on
03-02-2026

$88.06 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Timing Belt Kit

ES#2891121 - 78198119 - Timing Belt Kit - Vaico - Audi Volkswagen

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2891121
Mfg#:
78198119
In Stock at Vendor
$492.99

This product was last offered at the strikethrough price on
04-23-2026

$351.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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