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Audi A3 Engine Emission Parts

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Allen Bolt - Priced Each

ES#257249 - N90308607 - Allen Bolt - Priced Each - Install new hardware with your new parts. M8x14 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M8x14 Used when mounting secondary air injection pump, requires 1

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
257249
Mfg#:
N90308607
In Stock
3% off MSRP

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

$3.68

This product was last offered at the strikethrough price on
06-23-2026

$3.57 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor Tool - 22mm

ES#3673912 - B8800067 - Oxygen Sensor Tool - 22mm - 1/2" Drive - 7/8" x 6" - Extra Long - Bav Auto Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

1/2" Drive - 7/8" x 6" - Extra Long 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bav Auto Tools - Corporate Logo
ES#:
3673912
Mfg#:
B8800067
Ships on Sep 1, 2026
Auto Notify
ON SALE! SAVE 20%
$29.99

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

$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VW | Repair Kit, crankcase ventilation | VAICO Expert Kits+

ES#4859671 - 06H103495AKKIT - VW | Repair Kit, crankcase ventilation | VAICO Expert Kits+ - Vaico - Audi

We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4859671
Mfg#:
06H103495AKKIT
In Stock
ON SALE! SAVE 40%
$304.99

This product was last offered at the strikethrough price on
02-14-2026

$184.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Pump

ES#3537312 - 06H145100AK - Vacuum Pump - Generates vacuum when under positive pressure - Borsehung - Audi Volkswagen

Generates vacuum when under positive pressure For vehicles with TSI engine only

Brand:
Borsehung - Corporate Logo
ES#:
3537312
Mfg#:
06H145100AK
Ships in 1 day
$258.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Valve Cover Breather Adapter

ES#3432401 - 034-101-5000 - Valve Cover Breather Adapter - Eliminates failure-prone factory PCV and allows a provision for custom catch can setups on 2.0T TFSI/TSI - 034Motorsport - Audi

Eliminates failure-prone factory PCV and allows a provision for custom catch can setups on 2.0T TFSI/TSI For use with custom DIY catch can setup - Not direct bolt-on

Brand:
034Motorsport - Corporate Logo
ES#:
3432401
Mfg#:
034-101-5000
Back Ordered
ON SALE! SAVE 10%
$333.00

This product was last offered at the strikethrough price on
06-28-2026

$299.70 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Diesel Particulate Filter Cleaning Fluid - 1 Liter

ES#3220402 - 20110 - Diesel Particulate Filter Cleaning Fluid - 1 Liter - Used with Liqui-Moly's Pro-Line DPF Purge Fluid and Spray Gun to help restore DPF efficiency and operation. - Liqui-Moly - Audi BMW

Used with Liqui-Moly's Pro-Line DPF Purge Fluid and Spray Gun to help restore DPF efficiency and operation. 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Used in conjunction with part # 20112 DPF Cleaning Flush, part # 7945 DPF Cleaning Wand Kit and part # 7946 DPF Spray Gun.

Brand:
Liqui-Moly - Corporate Logo
ES#:
3220402
Mfg#:
20110
In Stock
21% off MSRP

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

$47.95

This product was last offered at the strikethrough price on
07-19-2026

$37.99 USD
Free Shipping
on orders $49 and up

PCV Breather Hose

ES#4743013 - 06J103221A - PCV Breather Hose - Connects PCV to the intake manifold - Bremmen Parts - Audi Volkswagen

Connects PCV to the intake manifold 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with TSI engines only

Brand:
Bremmen Parts - Corporate Logo
ES#:
4743013
Mfg#:
06J103221A
In Stock
ON SALE! SAVE 10%
$19.99

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

$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Torx Bolt - Priced Each

ES#467607 - N10196103 - Torx Bolt - Priced Each - Install new hardware with your new parts. M6x18 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x18 Secures the EGR valve to the cylinder head

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
467607
Mfg#:
N10196103
In Stock
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV) Kit

ES#5469767 - 06h103495ah-KT - Pressure Control Valve (PCV) Kit - Also called the "breather valve" or "oil separator" - Hamburg Tech - Audi Volkswagen

Also called the "breather valve" or "oil separator" For vehicles with TSI engines only

Brand:
Hamburg Tech - Corporate Logo
ES#:
5469767
Mfg#:
06H103495AH-KT
In Stock
$127.99

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

$119.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Solenoid Valve - Priced Each

ES#4643076 - 037906283C - Solenoid Valve - Priced Each - Common cure for DTC P0441 - URO - Audi Volkswagen

Common cure for DTC P0441 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Intake flap control solenoid

Brand:
URO - Corporate Logo
ES#:
4643076
Mfg#:
037906283C
In Stock
Limited Qty Sale
$45.99

This product was last offered at the strikethrough price on
06-09-2026

$38.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#4818467 - 06F129101P - 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 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:
Bremmen Parts - Corporate Logo
ES#:
4818467
Mfg#:
06F129101P
In Stock
ON SALE! SAVE 17%
$38.99

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

$32.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve Gasket

ES#2816730 - 06F103483E - Pressure Control Valve Gasket - Stop leaks by replacing your old gasket when servicing your PCV system - Elring - Audi Volkswagen

Stop leaks by replacing your old gasket when servicing your PCV system 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with FSI engines only

Brand:
Elring - Corporate Logo
ES#:
2816730
Mfg#:
06F103483E
In Stock
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

PCV Breather Hose

ES#4758338 - 06F103235A - PCV Breather Hose - Connects the PCV valve to oil filter adapter - URO - Audi Volkswagen

Connects the PCV valve to oil filter adapter 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with FSI engines only

Brand:
URO - Corporate Logo
ES#:
4758338
Mfg#:
06F103235A
In Stock
$28.73 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VWR Billet Fuel Filler Cap - Screw-In Type

ES#4447602 - VWR190000 - VWR Billet Fuel Filler Cap - Screw-In Type - Beautifully over-engineered in customary RacingLine fashion to give an exquisite feel and beautiful appearance - Make refueling a pleasure! - Racingline - Audi Volkswagen

Beautifully over-engineered in customary RacingLine fashion to give an exquisite feel and beautiful appearance - Make refueling a pleasure! For vehicles with threaded screw-in style gas caps only. Please confirm prior to ordering.

Brand:
Racingline - Corporate Logo
ES#:
4447602
Mfg#:
VWR190000
Ships in 2 Business Days
$137.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Breather Tube

ES#8584 - 06F103213n - Breather Tube - Breather hose on back of valve cover, common boost leak area - Genuine Volkswagen Audi - Audi Volkswagen

Breather hose on back of valve cover, common boost leak area For vehicles with FSI engines from VIN 8P-6-069001, split is in the 2006 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
8584
Mfg#:
06F103213N
In Stock
13% off MSRP

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

$144.98

This product was last offered at the strikethrough price on
02-23-2026

$125.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Pump Gasket

ES#281326 - 06H103121F - Vacuum Pump Gasket - Recommended to be replaced when replacing vacuum pump. - Genuine Volkswagen Audi - Audi Volkswagen

Recommended to be replaced when replacing vacuum pump. Engine code CBFA

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
281326
Mfg#:
06H103121F
In Stock
$13.49 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

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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