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Audi S5 Engine Emission Parts

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Secondary Air Injection Pump

ES#4159245 - 079959231L - Secondary Air Injection Pump - Keep your engine running efficiently - Pierburg - Audi

Keep your engine running efficiently Up to production date 5/31/2010

Brand:
Pierburg - Corporate Logo
ES#:
4159245
Mfg#:
079959231L
Ships in 1-2 days
$745.99

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

$472.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

EGR Valve - Priced Each

ES#284901 - 079131101L - EGR Valve - Priced Each - Also known as the 'combi valve' - Genuine Volkswagen Audi - Audi

Also known as the 'combi valve' Fits the left side up to production date 5/31/2010

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
284901
Mfg#:
079131101L
Ships in 1-2 days
12% off MSRP

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

$505.99

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

$445.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

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!

Brand:
URO - Corporate Logo
ES#:
3570084
Mfg#:
079103464F
Ships in 1 Business Day
$144.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mishimoto Baffled Oil Catch - Kit

ES#4493209 - MMBCC-S4-18PBE - Mishimoto Baffled Oil Catch - Kit - Help reduce potential detonation, carbon buildup on intake valves and protect from oil blow-by. - Mishimoto - Audi

Help reduce potential detonation, carbon buildup on intake valves and protect from oil blow-by.

Brand:
Mishimoto - Corporate Logo
ES#:
4493209
Mfg#:
MMBCC-S4-18PBE
Ships in 3 Business Days
$445.99

This product was last offered at the strikethrough price on
09-30-2026

$429.99 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!

Brand:
APR - Corporate Logo
ES#:
4487795
Mfg#:
MS100218
Ships on Nov 11, 2026
ON SALE! SAVE 10%
$234.99

This product was last offered at the strikethrough price on
09-28-2026

$211.45 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Check Valve - Priced Each

ES#4818424 - 058905291K - Check Valve - Priced Each - Used in multiple locations in the vacuum system - Bremmen Parts - Audi Volkswagen

Used in multiple locations in the vacuum system 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818424
Mfg#:
058905291K
In Stock
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Leak Detection Pump

ES#452225 - 8K0906271 - Leak Detection Pump - Tests the fueling system for leaks - Genuine Volkswagen Audi - Audi

Tests the fueling system for leaks Up to production date 3/5/2012

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
452225
Mfg#:
8K0906271
Ships in 1-2 days
12% off MSRP

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

$425.00

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

$374.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Engine Crankcase Vent Valve (Oil Separator)

Commonly called PCV valve

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4881190
Mfg#:
06M103515S
Ships in 5 Business Days
11% off MSRP

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

$197.99

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

$176.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

PCV Breather Line Kit - Billet Fittings

ES#5516610 - TGK-0311-03 - PCV Breather Line Kit - Billet Fittings - Completely eliminates these vulnerabilities with precision-engineered components designed for sustained high-performance operation. - TGK Motorsport - Audi

Completely eliminates these vulnerabilities with precision-engineered components designed for sustained high-performance operation.

Brand:
TGK Motorsport - Corporate Logo
ES#:
5516610
Mfg#:
TGK-0311-03
Ships in 5 Business Days
$349.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor Socket - 22mm

Properly remove stubborn o2 sensors.

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

EGR Valve Gasket - Priced Each

ES#280852 - 06E131120B - EGR Valve Gasket - Priced Each - Ensure a proper seal - Genuine Volkswagen Audi - Audi

Ensure a proper seal

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280852
Mfg#:
06E131120B
In Stock
5% off MSRP

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

$11.33

This product was last offered at the strikethrough price on
08-03-2026

$10.75 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vent Tube

ES#4908009 - 06E103213 - Vent Tube - Sits on top of the oil separator/pcv assembly - URO - Audi

Sits on top of the oil separator/pcv assembly 2X Entries Into Our F80 M3 Sweepstakes

Brand:
URO - Corporate Logo
ES#:
4908009
Mfg#:
06E103213
In Stock
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Oxygen Sensor - Priced Each

ES#281028 - 06E906265Q - Rear Oxygen Sensor - Priced Each - Keep your engine running efficiently - Genuine Volkswagen Audi - Audi

Keep your engine running efficiently Fits the left and right position

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
281028
Mfg#:
06E906265Q
Ships in 4 Business Days
$342.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Breather Line - Center

ES#4039647 - 079103209AK - Rear Breather Line - Center - Connects the PCV/Oil Separator to the cylinder head - Vaico - Audi

Connects the PCV/Oil Separator to the cylinder head We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4039647
Mfg#:
079103209AK
Ships in 1 Business Day
$111.99

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

$108.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Oxygen Sensor - Priced Each

ES#1853404 - 1K0998262S - Rear Oxygen Sensor - Priced Each - Keep your engine running efficiently - Genuine Volkswagen Audi - Audi Volkswagen

Keep your engine running efficiently

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1853404
Mfg#:
1K0998262S
Ships in 1-2 days
11% off MSRP

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

$362.99

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

$323.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Breather Line - Center

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 1 Business Day
$59.95 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.

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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