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Audi TT MKI Quattro 225HP

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Audi TT MKI Quattro 225HP Engine Emission Parts

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Offset Oxygen Sensor Wrench- Extended

ES#4001169 - CTA2065 - Offset Oxygen Sensor Wrench- Extended - Extra length is needed sometimes - CTA Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Extra length is needed sometimes

Brand:
CTA Tools - Corporate Logo
ES#:
4001169
Mfg#:
CTA2065
Back Ordered
$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Allen Head Bolt - Priced Each

ES#11792 - N0147203 - Allen Head Bolt - Priced Each - Bolt used in various areas on your European vehicle. M10x22 - Genuine Volkswagen Audi - Audi Volkswagen

Bolt used in various areas on your European vehicle. M10x22 M10x22 bolt used to secure the SAI pump bracket - Three required

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
11792
Mfg#:
N0147203
In Stock
ON SALE! SAVE 21%
$11.99

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

$9.46 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#5307949 - 034129101B - Pressure Control Valve (PCV) - Located on the turbo inlet pipe. 19mm - Bremmen Parts - Audi Volkswagen

Located on the turbo inlet pipe. 19mm 10X Entries Into Our F80 M3 Sweepstakes
Up to the 2002 model year

Brand:
Bremmen Parts - Corporate Logo
ES#:
5307949
Mfg#:
034129101B
Special Order: No Guaranteed ETA
ON SALE!
$18.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Check Valve - Priced Each

ES#2812982 - 058905291K - Check Valve - Priced Each - Used in multiple locations in the vacuum system - Hamburg Tech - Audi Volkswagen

Used in multiple locations in the vacuum system We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2812982
Mfg#:
058905291K
Ships in 1 Business Day
$5.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

EGR Valve Replacement Kit

ES#2766075 - 078131120KKT7 - EGR Valve Replacement Kit - Complete gasket and hardware to replace the EGR valve - Assembled By ECS - Audi

Complete gasket and hardware to replace the EGR valve 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2766075
Mfg#:
078131120KKT7
Ships in 1 day
ON SALE!
$13.99

This product was last offered at the strikethrough price on
06-16-2026

$13.64 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

Washer - Priced Each

ES#465980 - N01166620 - Washer - Priced Each - Install new hardware with your new parts. 6.4x18x1.6 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. 6.4x18x1.6 Used between the SAI pump bracket and the securing nut - Three required

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
465980
Mfg#:
N01166620
Ships in 1 day
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Screw - Priced Each

ES#466310 - N0139681 - Screw - Priced Each - Install new hardware with your new parts. 4.8x13 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. 4.8x13 Secures the leak detection pump to the mount

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
466310
Mfg#:
N0139681
In Stock
ON SALE!
$2.99

This product was last offered at the strikethrough price on
07-15-2026

$2.77 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crimp Clamp - Priced Each

ES#258903 - n10202001 - Crimp Clamp - Priced Each - Install new hardware with your new parts. 24.1x7x0.6 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. 24.1x7x0.6 Secures the elbow hose to the leak detection pump and the filter

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
258903
Mfg#:
N10202001
Ships in 7 Business Days
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bleeder Valve

ES#2093820 - 035103245A - Bleeder Valve - Located under the intake manifold - MTC - Audi Volkswagen

Located under the intake manifold AMU Engine code only

Brand:
MTC - Corporate Logo
ES#:
2093820
Mfg#:
035103245A
Ships in 9 Business Days
$5.00 USD
Free Shipping
on orders $49 and up

Suction Pump

ES#3190137 - 911-400 - Suction Pump - Restore engine performance - Dorman - Audi Volkswagen

Restore engine performance

Brand:
Dorman - Corporate Logo
ES#:
3190137
Mfg#:
911-400
Ships in 4 Business Days
$52.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Reservoir

ES#2891325 - 7M0129808 - Vacuum Reservoir - Stores vacuum for future use - Vaico - Audi Volkswagen

Stores vacuum for future use We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2891325
Mfg#:
7M0129808
Ships in 1 Business Day
$75.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VW | Valve, crankcase ventilation

ES#4859123 - 035103245A - VW | Valve, crankcase ventilation - Vaico - Audi Volkswagen

We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4859123
Mfg#:
035103245A
Ships in 1 Business Day
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VW | Valve, secondary air pump system

ES#4853686 - 06A131102H - VW | Valve, secondary air pump system - Vemo - Audi Volkswagen

Brand:
Vemo - Corporate Logo
ES#:
4853686
Mfg#:
06A131102H
Ships in 1 Business Day
$184.31 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crimp Clamp - Priced Each

ES#2872946 - N10202001 - Crimp Clamp - Priced Each - Install new hardware with your new parts. 24.1x7x0.6 - Febi - Audi Volkswagen

Install new hardware with your new parts. 24.1x7x0.6 We Price Match - Give Us A Call or Chat!
Secures the elbow hose to the leak detection pump and the filter

Brand:
Febi - Corporate Logo
ES#:
2872946
Mfg#:
N10202001
Special Order: No Guaranteed ETA
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Purge Valve

ES#4849628 - 1C0906517A - Purge Valve - Common cure for DTC P0441 - Vemo - Audi Volkswagen

Common cure for DTC P0441 Fits from VIN 8N-Y-050 001 - Split is in the 2000 model year

Brand:
Vemo - Corporate Logo
ES#:
4849628
Mfg#:
1C0906517A
Special Order: No Guaranteed ETA
$21.99 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.

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

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