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Audi D2 A8 Quattro 4.2

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Audi D2 A8 Quattro 4.2 Engine Emission Parts

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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 Engine code AKB (2000 model year only)

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
07-26-2026

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

Oxygen Sensor Socket - 22mm

ES#4490396 - 4680-1 - Oxygen Sensor Socket - 22mm - Properly remove stubborn o2 sensors. - Hazet - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Properly remove stubborn o2 sensors.

Brand:
Hazet - Corporate Logo
ES#:
4490396
Mfg#:
4680-1
Ships in 2 Business Days
$118.99

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

$115.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Oxygen Sensor - Priced Each

ES#514033 - 077906265j - Front Oxygen Sensor - Priced Each - Restore fuel mileage and clear codes - Bosch - Audi

Restore fuel mileage and clear codes 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
From the 2000 model year

Brand:
Bosch - Corporate Logo
ES#:
514033
Mfg#:
077906265J
In Stock at Vendor
$153.99

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

$148.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

EGR Valve Gasket - Priced Each

ES#2718617 - 078131120K - EGR Valve Gasket - Priced Each - Ensure a proper seal - Elring - Audi Volkswagen

Ensure a proper seal 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
2718617
Mfg#:
078131120K
In Stock
$5.14 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

APR Universal Oil Catch Can - AN Fittings

ES#4487795 - MS100218 - APR Universal Oil Catch Can - AN Fittings - Universal/Service part for APR's MS100199 full catch can system - APR - Audi Volkswagen Porsche

Universal/Service part for APR's MS100199 full catch can system Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
APR - Corporate Logo
ES#:
4487795
Mfg#:
MS100218
Ships on Aug 20, 2026
11% off MSRP

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

$264.99

This product was last offered at the strikethrough price on
07-26-2026

$234.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor Thread Chaser

ES#4001163 - CTA2068 - Oxygen Sensor Thread Chaser - Remove rust and dirt for easy installation with this tool - CTA Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Remove rust and dirt for easy installation with this tool

Brand:
CTA Tools - Corporate Logo
ES#:
4001163
Mfg#:
CTA2068
In Stock
$11.41 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#4818502 - 077103245B - Pressure Control Valve (PCV) - Also called the "breather valve" or "oil separator" - Bremmen Parts - Audi Volkswagen

Also called the "breather valve" or "oil separator" 10X Entries For Our 25th Anniversary Sweepstakes!

For models with AYS, AUX, and AKB (40 valve) engine codes only

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818502
Mfg#:
077103245B
In Stock
ON SALE! SAVE 23%
$17.99

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

$13.86 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Catch Can O-ring

ES#3097721 - N1.50X051 - ECS Catch Can O-ring - Replacement ECS catch can O-ring - ECS - Audi BMW Volkswagen MINI

Replacement ECS catch can O-ring 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3097721
Mfg#:
N1.50X051
In Stock
ON SALE! SAVE 25%
$5.99

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

$4.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#2535976 - 077103245B - Pressure Control Valve (PCV) - Also called the "breather valve" or "oil separator" - Vaico - Audi Volkswagen

Also called the "breather valve" or "oil separator" We Price Match - Give Us A Call or Chat!
For models with AYS, AUX, and AKB (40 valve) engine codes only

Brand:
Vaico - Corporate Logo
ES#:
2535976
Mfg#:
077103245B
Ships on Nov 18, 2026
$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IE Vent To Atmosphere Billet Catch Can - Universal Fitment

ES#2794762 - IEDIYUU18 - IE Vent To Atmosphere Billet Catch Can - Universal Fitment - Prevent crankcase oil fumes from condensing and filling your intake piping, turbo piping, intercooler, intake manifold, and breather system - Integrated Engineering - Audi BMW Volkswagen MINI

Prevent crankcase oil fumes from condensing and filling your intake piping, turbo piping, intercooler, intake manifold, and breather system 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
2794762
Mfg#:
IEDIYUU18
Ships in 5 Business Days
$186.99 USD
Free Shipping

Pressure Control Valve (PCV)

ES#2535190 - 077103245B - Pressure Control Valve (PCV) - Also called the "breather valve" or "oil separator" - URO - Audi Volkswagen

Also called the "breather valve" or "oil separator" 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2535190
Mfg#:
077103245B
In Stock
Limited Qty Sale
$24.99

This product was last offered at the strikethrough price on
05-27-2026

$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#4505652 - 021906265AK - Oxygen Sensor - Priced Each - Keep your engine running efficiently - Meyle - Audi Volkswagen

Keep your engine running efficiently 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Up to the 1999 model year

Brand:
Meyle - Corporate Logo
ES#:
4505652
Mfg#:
021906265AK
Ships on Dec 4, 2026
$61.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#2813094 - 077103245B - Pressure Control Valve (PCV) - Also called the "breather valve" or "oil separator" - Hamburg Tech - Audi Volkswagen

Also called the "breather valve" or "oil separator" We Price Match - Give Us A Call or Chat!
For models with AYS, AUX, and AKB (40 valve) engine codes only

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813094
Mfg#:
077103245B
Ships in 2 Business Days
$30.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

SAI/EGR Valve Adapter Gasket - Priced Each

ES#4828 - 078131120M - SAI/EGR Valve Adapter Gasket - Priced Each - Seals the combi valve adapter to the cylinder head - Genuine Volkswagen Audi - Audi Volkswagen

Seals the combi valve adapter to the cylinder head

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4828
Mfg#:
078131120M
In Stock
16% off MSRP

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

$4.61

This product was last offered at the strikethrough price on
07-26-2026

$3.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor Wrench 3/8" drive

ES#2949705 - SLY88750B - Oxygen Sensor Wrench 3/8" drive - O2 Sensor Socket - Schley - Audi Volkswagen Mercedes Benz MINI

O2 Sensor Socket

Brand:
Schley - Corporate Logo
ES#:
2949705
Mfg#:
SLY88750B
Ships on Aug 12, 2026
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

EGR Valve Gasket - Priced Each

ES#283692 - 078131120K - EGR Valve Gasket - Priced Each - Ensure a proper seal - Genuine Volkswagen Audi - Audi Volkswagen

Ensure a proper seal

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
283692
Mfg#:
078131120K
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.

$14.99

This product was last offered at the strikethrough price on
07-26-2026

$13.99 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.

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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