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Audi B5 A4 Quattro 1.8T

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Audi B5 A4 Quattro 1.8T PCV Parts

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Silicone Breather Hose

ES#2966844 - 034-101-3025 - Silicone Breather Hose - 'L' shaped hose attached to the bleeder valve under the intake manifold - 034Motorsport - Audi

'L' shaped hose attached to the bleeder valve under the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Engine code AEB with manual transmissions

Brand:
034Motorsport - Corporate Logo
ES#:
2966844
Mfg#:
034-101-3025
Ships in 2 Business Days
ON SALE! SAVE 10%
$26.00

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

$23.40 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Breather Hose

ES#2801688 - 06B133783BC - Breather Hose - Connects the suction jet pump to the intake manifold - Rein - Audi Volkswagen

Connects the suction jet pump to the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Engine codes ATW & AWM

Brand:
Rein - Corporate Logo
ES#:
2801688
Mfg#:
06B133783BC
Ships in 1 Business Day
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Breather Hose

ES#4138708 - 058103221A - Breather Hose - 'L' shaped hose attached to the bleeder valve under the intake manifold - URO - Audi Volkswagen

'L' shaped hose attached to the bleeder valve under the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Engine code AEB with manual transmissions

Brand:
URO - Corporate Logo
ES#:
4138708
Mfg#:
058103221A
Ships in 1 Business Day
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silicone Breather Hose

ES#2966843 - 034-104-2001 - Silicone Breather Hose - Connects the PVC to the metal vent tube - 034Motorsport - Audi

Connects the PVC to the metal vent tube affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
2966843
Mfg#:
034-104-2001
Ships in 2 Business Days
ON SALE! SAVE 10%
$21.00

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

$18.90 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Engine codes AEB & ATW

Brand:
Bremmen Parts - Corporate Logo
ES#:
5307949
Mfg#:
034129101B
Special Order: No Guaranteed ETA
Auto Notify
ON SALE! SAVE 22%
$22.99

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

$17.94 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Breather Hose

ES#4151156 - 078103223B - Crankcase Breather Hose - Small "S" breather hose that runs on the backside of the intake manifold - Rein - Audi Volkswagen

Small "S" breather hose that runs on the backside of the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4151156
Mfg#:
078103223B
Ships in 3 Business Days
$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Breather Hose

ES#4070822 - 06B133783BC - Breather Hose - Connects the suction jet pump to the intake manifold - Vaico - Audi Volkswagen

Connects the suction jet pump to the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Engine codes ATW & AWM

Brand:
Vaico - Corporate Logo
ES#:
4070822
Mfg#:
06B133783BC
In Stock at Vendor
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BREATHER HOSE

ES#4151132 - 06B103221P - BREATHER HOSE - Rein - Audi Volkswagen

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4151132
Mfg#:
06B103221P
Ships in 3 Business Days
$13.99

This product was last offered at the strikethrough price on
04-16-2026

$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Breather Hose

ES#2812959 - 058103493A - Breather Hose - Connects the PVC to the metal vent tube - Hamburg Tech - Audi Volkswagen

Connects the PVC to the metal vent tube affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2812959
Mfg#:
058103493A
Ships in 1 Business Day
$9.99 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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

Upper Silicone PCV Breather Hose Kit

Bundles the two most vulnerable upper intake and suction jet pump lines to resolve common 1.8T vacuum leaks quickly affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
5482559
Mfg#:
034-101-3024KT
In Stock
$50.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Suction Pump

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

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

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

Breather Hose

ES#4809687 - 058103493A - Breather Hose - Connects the PVC to the metal vent tube - Rein - Audi Volkswagen

Connects the PVC to the metal vent tube affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4809687
Mfg#:
058103493A
Ships in 3 Business Days
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Lower PCV Bleeder Valve Upgrade Kit

Eliminate dangerous boost leaks and permanently fix your engine's most vulnerable vacuum path with this billet check valve and T-housing bundle. 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#:
5482584
Mfg#:
06A103247KT7
Ships in 1 Business Day
$58.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Breather hose

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

Brand:
Burgaflex - Corporate Logo
ES#:
4349480
Mfg#:
06A103213F
Ships in 8 Business Days
$8.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Breather Hose

ES#6119 - 058103221A - Breather Hose - 'L' shaped hose attached to the bleeder valve under the intake manifold - Original Equipment Supplier - Audi

'L' shaped hose attached to the bleeder valve under the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Engine code AEB with manual transmissions

Brand:
Original Equipment Supplier - Corporate Logo
ES#:
6119
Mfg#:
058103221A
Ships in 1 day
4% off MSRP

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

$46.00

This product was last offered at the strikethrough price on
07-06-2026

$43.99 USD
Free Shipping
on orders $49 and up
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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