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Audi Engine Emission Parts

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ES#3693621 - 04L129711AC - INT. MAN. - Genuine Volkswagen Audi - Audi

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3693621
Mfg#:
04L129711AC
Ships in 1-2 days
13% off MSRP

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

$343.99

This product was last offered at the strikethrough price on
08-31-2026

$300.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3693644 - 07K145100L - Vacuum Pump - Assistance for the power braking system - Genuine Volkswagen Audi - Audi

Assistance for the power braking system

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3693644
Mfg#:
07K145100L
Ships in 3 Business Days
10% off MSRP

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

$333.99

This product was last offered at the strikethrough price on
08-04-2026

$300.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2857529 - 06C103217H - Breather Tube - Priced Each - PCV hose set assembly, includes PCV valve - Vaico - Audi

PCV hose set assembly, includes PCV valve We Price Match - Give Us A Call or Chat!
Up to the 2003 model year

Brand:
Vaico - Corporate Logo
ES#:
2857529
Mfg#:
06C103217H
Ships in 2 Business Days
$300.02 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4932571 - 8E0906201K - Leak Detection Pump - Diagnosis pump for fuel system - URO - Audi

Diagnosis pump for fuel system 2X Entries Into Our F80 M3 Sweepstakes

Brand:
URO - Corporate Logo
ES#:
4932571
Mfg#:
8E0906201K
Ships in 2 Business Days
$299.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2535189 - 06E103245E - Pressure Control Valve (PCV) - Also called the "breather valve" or "oil separator" - URO - Audi

Also called the "breather valve" or "oil separator" 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Up to VIN 8E-6-285000, split is in the 2006 model year

Brand:
URO - Corporate Logo
ES#:
2535189
Mfg#:
06E103245E
Ships in 2 Business Days
$34.99

This product was last offered at the strikethrough price on
08-13-2026

$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4758344 - 079103209AK - Rear Breather Line - Center - Connects the PCV/Oil Separator to the cylinder head - URO - Audi

Connects the PCV/Oil Separator to the cylinder head 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4758344
Mfg#:
079103209AK
Ships in 2 Business Days
$59.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#275625 - 03G131547C - EGR Valve Gasket - Recommended to be replaced when the EGR valve is removed - Genuine Volkswagen Audi - Audi Volkswagen

Recommended to be replaced when the EGR valve is removed

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
275625
Mfg#:
03G131547C
In Stock
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2200735 - 022906262BF - Oxygen Sensor - Priced Each - Direct fit oxygen sensor - Bosch - Audi Volkswagen

Direct fit oxygen sensor We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2200735
Mfg#:
022906262BF
Ships in 2 Business Days
$169.99

This product was last offered at the strikethrough price on
08-01-2026

$146.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2897355 - 1K0998262L - Front Oxygen Sensor - Priced Each - Keep your engine running efficiently - Vemo - Audi Volkswagen

Keep your engine running efficiently

Brand:
Vemo - Corporate Logo
ES#:
2897355
Mfg#:
1K0998262L
Special Order: No Guaranteed ETA
$290.99 USD
Free Shipping
ES#3707223 - 0P2103282A - Vent Tube - Left Lower - Connects the left side oil separator to the crank case. - Genuine Volkswagen Audi - Audi

Connects the left side oil separator to the crank case.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3707223
Mfg#:
0P2103282A
Ships in 3 Business Days
9% off MSRP

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

$106.99

This product was last offered at the strikethrough price on
10-26-2026

$96.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3570084 - 079103464F - Pressure Control Valve (PCV) - Also called the "breather valve" or "oil separator" - URO - Audi

Also called the "breather valve" or "oil separator" 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Up to production date 8/23/2010

Brand:
URO - Corporate Logo
ES#:
3570084
Mfg#:
079103464F
Ships in 2 Business Days
$144.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3496678 - 4H0906262M - Oxygen Sensor - Priced Each - Located behind the catalytic converter - Genuine Volkswagen Audi - Audi

Located behind the catalytic converter Bank 2 (left side turbo) rear position

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3496678
Mfg#:
4H0906262M
Ships in 1-2 days
13% off MSRP

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

$330.00

This product was last offered at the strikethrough price on
08-31-2026

$286.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2966347 - 06A198298kt - Performance Crankcase Breather Hose Kit - Includes the "L" & "T" shaped breather hoses, 034 Billet check valve, and tube with hardware - Assembled By ECS - Audi

Includes the "L" & "T" shaped breather hoses, 034 Billet check valve, and tube with hardware 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2966347
Mfg#:
06A198298KT
Ships in 2 Business Days
ON SALE!
$101.99

This product was last offered at the strikethrough price on
06-17-2026

$95.46 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4057476 - 1K0998262L - Front Oxygen Sensor - Priced Each - Keep your engine running efficiently - Denso - Audi Volkswagen

Keep your engine running efficiently

Brand:
Denso - Corporate Logo
ES#:
4057476
Mfg#:
1K0998262L
Ships in 1-2 days
$285.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2897353 - 1K0998262AB - Oxygen Sensor - Priced Each - Keep your engine running efficiently - Vemo - Audi Volkswagen

Keep your engine running efficiently For engine code ATQ, fits left and right position

Brand:
Vemo - Corporate Logo
ES#:
2897353
Mfg#:
1K0998262AB
Ships in 2 Business Days
$160.99

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

$142.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4858142 - 034-101-2008 - Vacuum Suction Pump - Show your car some love and replace the suction pump back to it's factory functionality. - 034Motorsport - Audi Volkswagen

Show your car some love and replace the suction pump back to it's factory functionality. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4858142
Mfg#:
034-101-2008
Ships in 3 Business Days
$57.00 USD
Free Shipping
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

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

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