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Audi B7 A4 FWD 2.0T

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Audi B7 A4 FWD 2.0T Engine Emission Parts

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Emissions Service Kit

ES#3426645 - 06F129101PKT2 - Emissions Service Kit - Everything you need to service your PCV system - Hamburg Tech - Audi

Everything you need to service your PCV system We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
3426645
Mfg#:
06F129101PKT2
Ships in 1 Business Day
ON SALE! SAVE 20%
$109.99

This product was last offered at the strikethrough price on
09-03-2026

$87.56 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Charcoal Canister Hose

ES#436539 - 8E0201946H - Charcoal Canister Hose - Connects charcoal canister to hard pipe - Genuine Volkswagen Audi - Audi

Connects charcoal canister to hard pipe

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
436539
Mfg#:
8E0201946H
Ships in 2 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.

$100.00

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

$90.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Valve Cover Breather Adapter - 21mm Nipple Fittings

ES#3432298 - 034-101-5004 - Valve Cover Breather Adapter - 21mm Nipple Fittings - DIY breather port adapter to allow a provision for custom catch can setups on 2.0T FSI - 034Motorsport - Audi Volkswagen

DIY breather port adapter to allow a provision for custom catch can setups on 2.0T FSI 2X Entries Into Our F80 M3 Sweepstakes
FSI Engines only - To be used for DIY custom catch can setups

Brand:
034Motorsport - Corporate Logo
ES#:
3432298
Mfg#:
034-101-5004
Ships in 2 Business Days
ON SALE! SAVE 10%
$90.00

This product was last offered at the strikethrough price on
08-17-2026

$81.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BFI FSI CrankCase Breather Adapter W/ Twin -8 To Flare Fittings

ES#5426248 - EBFI7001220C - BFI FSI CrankCase Breather Adapter W/ Twin -8 To Flare Fittings - This simple machined piece gives a clean and OEM look to your engine bay. - Black Forest Industries - Audi Volkswagen

This simple machined piece gives a clean and OEM look to your engine bay. From production date 12/17/2005

Brand:
Black Forest Industries - Corporate Logo
ES#:
5426248
Mfg#:
EBFI7001220C
Ships on Sep 29, 2026
$79.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal Oxygen Sensor Bung - Priced Each

ES#5051 - ATP-FLS-022 - Universal Oxygen Sensor Bung - Priced Each - Stainless steel weld-in nut for any O2 sensor - ATP - Audi BMW Volkswagen

Stainless steel weld-in nut for any O2 sensor

Brand:
ATP - Corporate Logo
ES#:
5051
Mfg#:
ATP-FLS-022
Ships in 6 Business Days
$12.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IE Boost Cap

ES#3107765 - IEBAVC2 - IE Boost Cap - Used to cap off the the vacuum port on the side of the intake manifold for vehicles running catch cans. Includes a tap to supply vacuum to a boost gauge. - Integrated Engineering - Audi Volkswagen

Used to cap off the the vacuum port on the side of the intake manifold for vehicles running catch cans. Includes a tap to supply vacuum to a boost gauge.

Brand:
Integrated Engineering - Corporate Logo
ES#:
3107765
Mfg#:
IEBAVC2
Ships in 1 Business Day
ON SALE! SAVE 11%
$41.99

This product was last offered at the strikethrough price on
09-02-2026

$37.34 USD

PCV Breather Hose

ES#3236120 - 74711135 - PCV Breather Hose - Connects the PCV valve to intake manifold - Gates - Audi Volkswagen

Connects the PCV valve to intake manifold

Brand:
Gates - Corporate Logo
ES#:
3236120
Mfg#:
74711135
Ships on Sep 25, 2026
$72.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Catch Can Mounting Bracket (straight)

ES#3479288 - IEDIYUU1-7 - Catch Can Mounting Bracket (straight) - To make your custom install as easy as possible, IE offers stainless steel catch can mounting brackets - Integrated Engineering - Audi Volkswagen

To make your custom install as easy as possible, IE offers stainless steel catch can mounting brackets

Brand:
Integrated Engineering - Corporate Logo
ES#:
3479288
Mfg#:
IEDIYUU1-7
Back Ordered
Auto Notify
ON SALE! SAVE 10%
$9.99

This product was last offered at the strikethrough price on
09-02-2026

$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Ventilation Tube

ES#2776552 - 06B103213AK - Crankcase Ventilation Tube - Connects the hose connector to the 3 way valve housing - URO - Audi

Connects the hose connector to the 3 way valve housing 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2776552
Mfg#:
06B103213AK
Ships in 1 Business Day
$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Dual Drive Oxygen Sensor Wrench

ES#2944218 - LIS12390 - Dual Drive Oxygen Sensor Wrench - Tool comes with both 1/2" and 3/8" drive. - Lisle - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Tool comes with both 1/2" and 3/8" drive.

Brand:
Lisle - Corporate Logo
ES#:
2944218
Mfg#:
LIS12390
Ships in 6 Business Days
$59.99 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 Sep 23, 2026
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Leak Detection Pump Elbow

ES#270501 - 026133784G - Leak Detection Pump Elbow - Connects the leak detection pump to the vacuum reservoir adapter - Genuine Volkswagen Audi - Audi Volkswagen

Connects the leak detection pump to the vacuum reservoir adapter

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
270501
Mfg#:
026133784G
Ships in 1-2 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.

$21.99

This product was last offered at the strikethrough price on
09-04-2026

$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

PCV Breather Hose

ES#3438754 - 06F103221H - PCV Breather Hose - Connects the PCV valve to intake manifold - Rein - Audi Volkswagen

Connects the PCV valve to intake manifold 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
3438754
Mfg#:
06F103221H
Ships in 3 Business Days
ON SALE!
$29.99

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

$28.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#2749261 - 06C103245 - Pressure Control Valve (PCV) - Keep your engine running correctly - Vaico - Audi

Keep your engine running correctly We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2749261
Mfg#:
06C103245
Ships in 1-2 days
$59.99

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

$55.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Gas Cap

ES#3235747 - 4F0201550B - Gas Cap - Replace your leaking cap, or the one you left at the pump - Gates - Audi

Replace your leaking cap, or the one you left at the pump For sedan/avant models only

Brand:
Gates - Corporate Logo
ES#:
3235747
Mfg#:
4F0201550B
Ships in 3 Business Days
$27.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hose Clamp - Priced Each

ES#469749 - N90409501 - Hose Clamp - Priced Each - Install new clamps to stay leak free. 28.6x7x.6mm - Genuine Volkswagen Audi - Audi Volkswagen

Install new clamps to stay leak free. 28.6x7x.6mm

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
469749
Mfg#:
N90409501
In Stock
$0.99 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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