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Audi B6 A4 Quattro 1.8T

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Audi B6 A4 Quattro 1.8T PCV Parts

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Pressure Control Valve (PCV) - Priced Each

ES#2602137 - 06B103245 - Pressure Control Valve (PCV) - Priced Each - Located under the intake manifold - Vaico Q+ - Audi Volkswagen

Located under the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
From VIN 8E-3-040001 up to VIN 8E-3-500000, splits are in the 2003 model year

Brand:
Vaico Q+ - Corporate Logo
ES#:
2602137
Mfg#:
06B103245
In Stock at Vendor
$44.99

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

$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV) - (25mm)

ES#1876828 - 06A129101F - Pressure Control Valve (PCV) - (25mm) - Located on the intake hose leading to the turbo inlet - Kayser - Audi Volkswagen

Located on the intake hose leading to the turbo inlet affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits from VIN 8E-4-000 001 - Split is in the 2004 model year

Brand:
Kayser - Corporate Logo
ES#:
1876828
Mfg#:
06A129101F
Ships on Nov 25, 2026
$62.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Breather Tube

ES#2801554 - 06A103213F - Crankcase Breather Tube - Connects the oil filter adapter to the three-way valve housing - Rein - Audi Volkswagen

Connects the oil filter adapter to the three-way valve housing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Up to VIN 8E-3-500000, split is in the 2003 model year

Brand:
Rein - Corporate Logo
ES#:
2801554
Mfg#:
06A103213F
In Stock
$33.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

25mm Pressure Regulating Valve (PRV)

ES#4858146 - 034-101-Z006 - 25mm Pressure Regulating Valve (PRV) - Located on the intake hose leading to the turbo inlet - 034Motorsport - Audi Volkswagen

Located on the intake hose leading to the turbo inlet affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4858146
Mfg#:
034-101-Z006
Ships in 2 Business Days
$119.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Suction Pump

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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4858142
Mfg#:
034-101-2008
Ships in 2 Business Days
$57.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

3/4 NPTBlock Breather Adapter

ES#4146792 - 034-101-5001 - 3/4 NPTBlock Breather Adapter - Precision CNC machined in-house to ensure unsurpassed quality and perfect fitment. Now available with a 3/4" NPT provision. - 034Motorsport - Audi Volkswagen

Precision CNC machined in-house to ensure unsurpassed quality and perfect fitment. Now available with a 3/4" NPT provision. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4146792
Mfg#:
034-101-5001
Ships in 2 Business Days
$25.00 USD
Free Shipping

Breather Hose

ES#277547 - 058103221E - Breather Hose - 'S' shaped hose attached to the bleeder valve under the intake manifold - Genuine Volkswagen Audi - Audi Volkswagen

'S' shaped hose attached to the bleeder valve under the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Up to VIN 8E-3-040000, split is in the 2003 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
277547
Mfg#:
058103221E
Ships in 1 day
7% off MSRP

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

$71.99

This product was last offered at the strikethrough price on
02-26-2026

$66.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silicone Breather Hose Connector

ES#2966837 - 034-101-3014 - Silicone Breather Hose Connector - Connects the valve cover to the vent tubes - 034Motorsport - Audi Volkswagen

Connects the valve cover to the vent tubes affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits up to VIN 8E-3-040 000 - Split is in the 2003 model year

Brand:
034Motorsport - Corporate Logo
ES#:
2966837
Mfg#:
034-101-3014
In Stock
$45.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Crankcase Breather Hose Kit

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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2966347
Mfg#:
06A198298KT
Ships on Aug 10, 2026
Auto Notify
ON SALE! SAVE 10%
$112.99

This product was last offered at the strikethrough price on
02-06-2026

$101.76 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV) - (19mm)

ES#2598289 - 06A129101D - Pressure Control Valve (PCV) - (19mm) - Located on the intake hose leading to the turbo inlet - URO - Audi Volkswagen

Located on the intake hose leading to the turbo inlet affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Fits up to VIN 8E-3-500 000 - Split is in the 2003 model year

Brand:
URO - Corporate Logo
ES#:
2598289
Mfg#:
06A129101D
In Stock
$19.37

This product was last offered at the strikethrough price on
05-12-2026

$14.94 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV) - (25mm)

ES#4743014 - 06A129101F - Pressure Control Valve (PCV) - (25mm) - Located on the intake hose leading to the turbo inlet - Bremmen Parts - Audi Volkswagen

Located on the intake hose leading to the turbo inlet affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Fits from VIN 8E-4-000 001 - Split is in the 2004 model year

Brand:
Bremmen Parts - Corporate Logo
ES#:
4743014
Mfg#:
06A129101F
Ships on Sep 1, 2026
ON SALE! SAVE 21%
$58.99

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

$46.50 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Breather Hose Elbow

ES#3194560 - 06A103213AM - Breather Hose Elbow - Connects the oil filter adapter to the hard breather tube - URO - Audi Volkswagen

Connects the oil filter adapter to the hard breather tube affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
From VIN 8E-4-000001, split is in the 2004 model year

Brand:
URO - Corporate Logo
ES#:
3194560
Mfg#:
06A103213AM
Ships in 1 day
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV) - (19mm)

ES#2598295 - 035103245A - Pressure Control Valve (PCV) - (19mm) - Located under the intake manifold - URO - Audi Volkswagen

Located under the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Up to VIN 8E-3-040000, split is in the 2003 model year

Brand:
URO - Corporate Logo
ES#:
2598295
Mfg#:
035103245A
In Stock
$8.48 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silicone Breather Hose

ES#2966842 - 034-101-3024 - Silicone Breather Hose - 'S' shaped hose attached to the bleeder valve under the intake manifold - 034Motorsport - Audi Volkswagen

'S' shaped hose attached to the bleeder valve under the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Up to VIN 8E-3-040000, split is in the 2003 model year

Brand:
034Motorsport - Corporate Logo
ES#:
2966842
Mfg#:
034-101-3024
In Stock
$29.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silicone Breather Hose

ES#2966836 - 034-101-3072 - Silicone Breather Hose - Connects the suction jet pump to the intake manifold - 034Motorsport - Audi Volkswagen

Connects the suction jet pump to the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Up to VIN 8E-3-100000, split is in the 2003 model year

Brand:
034Motorsport - Corporate Logo
ES#:
2966836
Mfg#:
034-101-3072
In Stock
$21.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV) - (25mm)

Located on the intake hose leading to the turbo inlet affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits from VIN 8E-4-000 001 - Split is in the 2004 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
7845
Mfg#:
06A129101F
Ships in 1 day
7% off MSRP

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

$123.99

This product was last offered at the strikethrough price on
02-26-2026

$114.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About PCV Parts

Engines generate tons of pressure that has to go somewhere. A functioning crankcase pressure venting system, or PCV, is critical to preventing blowby and catastrophe. Repair or upgrade your PCV system with our catalog of OEM PCV components and aftermarket PCV upgrades.

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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