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Audi Engine Emission Parts

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Gas Cap

ES#315701 - 1K0201550F - Gas Cap - Click style replacement gas cap, no threads - Genuine Volkswagen Audi - Audi Volkswagen

Click style replacement gas cap, no threads affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with bayonet/twist lock style gas cap

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
315701
Mfg#:
1K0201550F
In Stock
9% off MSRP

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

$51.65

This product was last offered at the strikethrough price on
05-04-2026

$46.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#4811023 - 06F129101P - Pressure Control Valve (PCV) - Also called the "breather valve" or "oil separator" - Hengst - Audi Volkswagen
ECS Tuning recommends this product.

Also called the "breather valve" or "oil separator" affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with FSI engines from VIN 8P-6-069001, split is in the 2006 model year - Must use newest revision rear breather pipe with this PCV - See ES1928558 for purchase.

Brand:
Hengst - Corporate Logo
ES#:
4811023
Mfg#:
06F129101P
In Stock
ON SALE! SAVE 13%
$66.99

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

$58.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#4620648 - 06E103547P - Pressure Control Valve (PCV) - Located beneath the intake manifold - Hengst - Audi
ECS Tuning recommends this product.

Located beneath the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Hengst - Corporate Logo
ES#:
4620648
Mfg#:
06E103547P
Back Ordered
Auto Notify
ON SALE!
$119.99

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

$116.27 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Oxygen Sensor - Priced Each

ES#4141947 - 06K906262AS - Rear Oxygen Sensor - Priced Each - Keep your engine running efficiently - NFIS Original Equipment - Audi Volkswagen

Keep your engine running efficiently affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
NFIS Original Equipment - Corporate Logo
ES#:
4141947
Mfg#:
06K906262AS
In Stock
$75.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

PCV Breather Hose

ES#4818492 - 06K103213J - PCV Breather Hose - Connects the PCV valve to turbo inlet hose - Bremmen Parts - Audi Volkswagen

Connects the PCV valve to turbo inlet hose affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818492
Mfg#:
06K103213J
In Stock
ON SALE! SAVE 20%
$38.99

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

$31.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Connecting Pipe

ES#4871951 - 1K0131128D - Connecting Pipe - From secondairy air pump to the combi-valve adapter - Bremmen Parts - Audi Volkswagen

From secondairy air pump to the combi-valve adapter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4871951
Mfg#:
1K0131128D
In Stock
ON SALE! SAVE 21%
$60.99

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

$48.14 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Breather Tube

ES#4657785 - 06E103207AP - Breather Tube - Connects the breather assembly to the intake pipe - VNE - Audi

Connects the breather assembly to the intake pipe affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
From production date 5/1/2012

Brand:
VNE - Corporate Logo
ES#:
4657785
Mfg#:
06E103207AP
In Stock
$133.99

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

$129.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Baffled Oil Catch Can System

ES#3138254 - 017637ecs01KT - Performance Baffled Oil Catch Can System - Keep your intake tract clean and carbon free - ECS - Audi

Keep your intake tract clean and carbon free affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3138254
Mfg#:
017637ECS01KT
Ships in 1-2 days
ON SALE! SAVE 10%
$576.99

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

$519.11 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#4465428 - 06K103495AG - Pressure Control Valve (PCV) - Also called the "breather valve" or "oil separator" - URO - Audi Volkswagen

Also called the "breather valve" or "oil separator" 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#:
4465428
Mfg#:
06K103495AG
In Stock
$53.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

PCV Service Kit

ES#3678002 - 079103210eKT - PCV Service Kit - Complete PCV Kit for your engine - Genuine Volkswagen Audi - Audi

Complete PCV Kit for your engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3678002
Mfg#:
079103210EKT
Ships in 2 Business Days
$772.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Vent Valve

ES#2536138 - 079103704N - Crankcase Vent Valve - Commonly called 'PCV' or 'Oil Separator' - Located in the valley between the cylinder heads - Genuine Volkswagen Audi - Audi

Commonly called 'PCV' or 'Oil Separator' - Located in the valley between the cylinder heads affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2536138
Mfg#:
079103704N
Ships in 1-2 days
8% off MSRP

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

$251.99

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

$230.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#2568696 - 16986 - Oxygen Sensor - Priced Each - Keep your engine running efficiently - Bosch - Audi Volkswagen

Keep your engine running efficiently affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Fits left and right rear position

Brand:
Bosch - Corporate Logo
ES#:
2568696
Mfg#:
16986
In Stock
$175.99

This product was last offered at the strikethrough price on
12-09-2025

$139.71 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Oxygen Sensor - Priced Each

ES#3678737 - 06K906262CS - Front Oxygen Sensor - Priced Each - Keep your engine running efficiently - Genuine Volkswagen Audi - Audi Volkswagen

Keep your engine running efficiently affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3678737
Mfg#:
06K906262CS
In Stock
Limited Qty Sale
$293.82

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

$270.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport Billet Engine Catch Can Kit

ES#4661143 - 034-101-1015 - 034Motorsport Billet Engine Catch Can Kit - Prevent oil deposits in intake manifold and intake valves, while reducing carbon buildup! - 034Motorsport - Audi

Prevent oil deposits in intake manifold and intake valves, while reducing carbon buildup! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4661143
Mfg#:
034-101-1015
In Stock
$657.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

PCV / Intake Block Off Cap

ES#2864670 - 004136ecs02 - PCV / Intake Block Off Cap - Used to plug the PCV or intake manifold side port on TSI or FSI engines - ECS - Audi Volkswagen

Used to plug the PCV or intake manifold side port on TSI or FSI engines affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with plastic intake manifolds

Brand:
ECS - Corporate Logo
ES#:
2864670
Mfg#:
004136ECS02
In Stock
ON SALE! SAVE 30%
$75.99

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

$53.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Gas Temperature Sensor EGT (pair)

ES#4727536 - TTE10587 - Exhaust Gas Temperature Sensor EGT (pair) - Designed to be used for both left and right side. - The Turbo Engineers - Audi

Designed to be used for both left and right side. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
The Turbo Engineers - Corporate Logo
ES#:
4727536
Mfg#:
TTE10587
Ships on Jun 23, 2026
$749.99 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.

Other Audi Engine Emission Parts

Let us help you find the parts that fit your Audi

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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