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Audi Performance Blow Off Valves

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Turbosmart Gen-V Race Port BOV - Blue

ES#4007245 - TS-0204-1131 - Turbosmart Gen-V Race Port BOV - Blue - The Race Port is famous for being an amazingly small and light BOV for turbocharged competition level engines - TurboSmart - Audi Volkswagen

The Race Port is famous for being an amazingly small and light BOV for turbocharged competition level engines *General use blow off valve for custom big turbo applications - Not a direct fit valve*

Brand:
TurboSmart - Corporate Logo
ES#:
4007245
Mfg#:
TS-0204-1131
In Stock at Vendor
$335.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Blow Off Valve Kit

ES#3176331 - L034B - Blow Off Valve Kit - Replace your faulty diverter valve with this 6061 Billet Aluminium BOV! - LEYO - Audi Volkswagen

Replace your faulty diverter valve with this 6061 Billet Aluminium BOV!

Brand:
LEYO - Corporate Logo
ES#:
3176331
Mfg#:
L034B
Ships on Sep 11, 2026
$279.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Blow Off Valve - Polished

ES#2765467 - FMDV004A - Blow Off Valve - Polished - Made to mount on top of hard boost pipe. Side vacuum port. - Forge - Audi Volkswagen

Made to mount on top of hard boost pipe. Side vacuum port.

Brand:
Forge - Corporate Logo
ES#:
2765467
Mfg#:
FMDV004A
Back Ordered
$219.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Blow Off Valve - Atmospheric

ES#1832445 - FMDVWO34C - Blow Off Valve - Atmospheric - 34mm weld on dual piston atmospheric blow off valve for custom installs - Forge - Audi Volkswagen

34mm weld on dual piston atmospheric blow off valve for custom installs

Brand:
Forge - Corporate Logo
ES#:
1832445
Mfg#:
FMDVWO34C
Back Ordered
$216.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Blow Off Valve - Black

ES#1832068 - fmdv004 - Blow Off Valve - Black - Made to mount on top of hard boost pipe - Forge - Audi Volkswagen

Made to mount on top of hard boost pipe

Brand:
Forge - Corporate Logo
ES#:
1832068
Mfg#:
FMDV004
Back Ordered
$212.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Blow Off Valve - Polished

ES#1832067 - FMDV004c - Blow Off Valve - Polished - Made to mount on top of hard boost pipe. Vacuum port on top. - Forge - Audi Volkswagen

Made to mount on top of hard boost pipe. Vacuum port on top.

Brand:
Forge - Corporate Logo
ES#:
1832067
Mfg#:
FMDV004C
Ships in 5 Business Days
$160.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Forge Splitter Valve Blanking Cap - Black

ES#3419995 - FMSPLCAPB - Forge Splitter Valve Blanking Cap - Black - Replace your lost blanking cap on your Forge Splitter valve (FMDVSPLTR) - Forge - Audi Volkswagen

Replace your lost blanking cap on your Forge Splitter valve (FMDVSPLTR)

Brand:
Forge - Corporate Logo
ES#:
3419995
Mfg#:
FMSPLCAPB
Ships in 3 Business Days
$25.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Atmospheric Diverter Valve Spacer - Blue

ES#5457767 - 021828ECS01-04 - Atmospheric Diverter Valve Spacer - Blue - Limited Edition - Individually Numbered - ECS - Audi Volkswagen

Limited Edition - Individually Numbered 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
5457767
Mfg#:
021828ECS01-04
In Stock
Limited Qty Sale
$84.99

This product was last offered at the strikethrough price on
07-02-2026

$66.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Blow-Off Valve Adapter

ES#3170871 - TS-VW-371 - Blow-Off Valve Adapter - Converts factory diverter valve into a blow-off valve - Torque Solution - Audi Volkswagen

Converts factory diverter valve into a blow-off valve

Brand:
Torque Solution - Corporate Logo
ES#:
3170871
Mfg#:
TS-VW-371
Back Ordered
$66.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

HKS SS BOV Insert - Gold

ES#2184 - 1422-SA002 - HKS SS BOV Insert - Gold - Creates a aggressive BOV sound. Only fits HKS BOV - HKS - Audi Volkswagen

Creates a aggressive BOV sound. Only fits HKS BOV

Brand:
HKS - Corporate Logo
ES#:
2184
Mfg#:
1422-SA002
In Stock at Vendor
$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

HKS SS BOV Insert - Purple

ES#1572 - 1422-SA001 - HKS SS BOV Insert - Purple - Creates a "Whoosh" noise instead of a whistle. Simple install on all HKS BOV's - HKS - Audi Volkswagen

Creates a "Whoosh" noise instead of a whistle. Simple install on all HKS BOV's

Brand:
HKS - Corporate Logo
ES#:
1572
Mfg#:
1422-SA001
In Stock at Vendor
$27.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Forge Splitter Valve Blanking Cap - Alloy

ES#3419959 - FMSPLCAP - Forge Splitter Valve Blanking Cap - Alloy - Replace your lost blanking cap on your Forge Splitter valve (FMDVSPLTR and FMBSPLTR) - Forge - Audi Volkswagen

Replace your lost blanking cap on your Forge Splitter valve (FMDVSPLTR and FMBSPLTR)

Brand:
Forge - Corporate Logo
ES#:
3419959
Mfg#:
FMSPLCAP
Ships on Sep 17, 2026
$25.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Atmospheric Diverter Valve Spacer - Gold

ES#5457768 - 021828ECS01-05 - Atmospheric Diverter Valve Spacer - Gold - Limited Edition - Individually Numbered - ECS - Audi Volkswagen

Limited Edition - Individually Numbered 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
5457768
Mfg#:
021828ECS01-05
In Stock
Limited Qty Sale
$84.99

This product was last offered at the strikethrough price on
07-02-2026

$66.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Blow Off Valve - Atmospheric Service Kit

ES#3241238 - FMDVSK-WO34 - Blow Off Valve - Atmospheric Service Kit - Full replacement kit for es1832445 - Forge - Audi Volkswagen

Full replacement kit for es1832445

Brand:
Forge - Corporate Logo
ES#:
3241238
Mfg#:
FMDVSK-WO34
Ships in 5 Business Days
$17.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

HKS Adapter Flange O-Ring

ES#1905454 - 2418T178 - HKS Adapter Flange O-Ring - Used to seal the valve to the new adapter flange - ECS - Audi Volkswagen

Used to seal the valve to the new adapter flange 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
1905454
Mfg#:
2418T178
Ships in 1 day
ON SALE! SAVE 25%
$6.99

This product was last offered at the strikethrough price on
06-13-2026

$5.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Piston Type Recirculation Valve

ES#2538441 - FMDVAURS - Piston Type Recirculation Valve - Improve valve reliability as well as boost response - Forge - Audi

Improve valve reliability as well as boost response

Brand:
Forge - Corporate Logo
ES#:
2538441
Mfg#:
FMDVAURS
Ships in 5 Business Days
$335.99 USD
Free Shipping
on orders $49 and up

More About Performance Blow Off Valves

The faster you can release boost pressure between shifts the faster you can build it after the gear change. Upgrade your diverter valve with a performance blow-off valve from the industry-leading brands you trust.

Other Audi Performance Blow Off Valves

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