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Audi C5 A6 Quattro 4.2

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Audi C5 A6 Quattro 4.2 Engine Emission Parts

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Hose Pinchers

ES#2944378 - LIS22850 - Hose Pinchers - A must for any car enthusiast. - Lisle - Audi BMW Volkswagen Mercedes Benz MINI Porsche

A must for any car enthusiast.

Brand:
Lisle - Corporate Logo
ES#:
2944378
Mfg#:
LIS22850
Ships in 1 Business Day
$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hose Clamp - Priced Each

ES#469749 - N90409501 - Hose Clamp - Priced Each - Install new clamps to stay leak free. 28.6x7x.6mm - Genuine Volkswagen Audi - Audi Volkswagen

Install new clamps to stay leak free. 28.6x7x.6mm

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
469749
Mfg#:
N90409501
In Stock
$0.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#3412031 - 077103245B - Pressure Control Valve (PCV) - Also called the "breather valve" or "oil separator" - Hudson - Audi Volkswagen

Also called the "breather valve" or "oil separator"

Brand:
Hudson - Corporate Logo
ES#:
3412031
Mfg#:
077103245B
Ships in 4 Business Days
$46.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#3570086 - 06C103245 - Pressure Control Valve (PCV) - Keep your engine running correctly - URO - Audi

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

Brand:
URO - Corporate Logo
ES#:
3570086
Mfg#:
06C103245
Ships in 1 Business Day
$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

PCV Hose

ES#3618079 - 077103221N - PCV Hose - Connects the PCV valve to the valley pan cover - URO - Audi Volkswagen

Connects the PCV valve to the valley pan cover 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3618079
Mfg#:
077103221N
Ships in 1 Business Day
$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Suction Pump

ES#2812973 - 058133753D - Suction Pump - Suction Pump - Hamburg Tech - Audi Volkswagen

Suction Pump We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2812973
Mfg#:
058133753D
In Stock at Vendor
$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#4810188 - 06C103245 - Pressure Control Valve (PCV) - Keep your engine running correctly - Rein - Audi

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

Brand:
Rein - Corporate Logo
ES#:
4810188
Mfg#:
06C103245
Ships in 3 Business Days
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal Catch Can Drain Kit

ES#3543138 - 20-0024 - Universal Catch Can Drain Kit - Intuitive drain solution for most catch can applications - Radium Engineering - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Intuitive drain solution for most catch can applications

Brand:
Radium Engineering - Corporate Logo
ES#:
3543138
Mfg#:
20-0024
In Stock at Vendor
$28.99 USD
Free Shipping
on orders $49 and up

Vacuum Check Valve

ES#2708852 - 1168000378 - Vacuum Check Valve - Common source of emission related issues - URO - Audi Volkswagen Mercedes Benz

Common source of emission related issues 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2708852
Mfg#:
1168000378
Ships in 1 Business Day
$4.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hose Clamp - Priced Each

ES#6015 - n90561801 - Hose Clamp - Priced Each - Adjustable clamp used on various hoses in the engine bay. 16-28x9 - Genuine Volkswagen Audi - Audi Volkswagen

Adjustable clamp used on various hoses in the engine bay. 16-28x9

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
6015
Mfg#:
N90561801
In Stock
ON SALE! SAVE 34%
$5.99

This product was last offered at the strikethrough price on
02-11-2026

$3.94 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Offset Oxygen Sensor Wrench- Extended

ES#4001169 - CTA2065 - Offset Oxygen Sensor Wrench- Extended - Extra length is needed sometimes - CTA Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Extra length is needed sometimes

Brand:
CTA Tools - Corporate Logo
ES#:
4001169
Mfg#:
CTA2065
Back Ordered
$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hose Clamp - Priced Each

ES#467797 - N10258201 - Hose Clamp - Priced Each - Install new clamps to stay leak free. 12-22x9x.4 - Genuine Volkswagen Audi - Audi Volkswagen

Install new clamps to stay leak free. 12-22x9x.4 Secures multiple hoses in the vacuum system

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
467797
Mfg#:
N10258201
Ships in 1-2 days
$2.99

This product was last offered at the strikethrough price on
04-07-2026

$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Speed Nut - Priced Each

ES#2581816 - 8D0805960 - Speed Nut - Priced Each - Fits silver colored screws with attached washer - Original Equipment Supplier - Audi Volkswagen

Fits silver colored screws with attached washer

Brand:
Original Equipment Supplier - Corporate Logo
ES#:
2581816
Mfg#:
8D0805960
Ships in 1 Business Day
$2.03 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Gas Cap

ES#2091006 - 1J0201553A - Gas Cap - Includes seal and retaining strap - MTC - Audi Volkswagen

Includes seal and retaining strap

Brand:
MTC - Corporate Logo
ES#:
2091006
Mfg#:
1J0201553A
Ships in 9 Business Days
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Suction Pump

ES#3190137 - 911-400 - Suction Pump - Restore engine performance - Dorman - Audi Volkswagen

Restore engine performance

Brand:
Dorman - Corporate Logo
ES#:
3190137
Mfg#:
911-400
Ships in 4 Business Days
$52.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Combi Valve / EGR Valve - Left

Keep your emissions in check We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
3537205
Mfg#:
078131101AG
Ships in 1 Business Day
$149.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Emission Parts

Repairing failed emission components doesn't just turn off the check engine light so you can pass your local emissions test, it also improves performance and fuel economy. ECS stocks all common emission controls, from oxygen sensors to PCV valves.

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

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