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Audi B9 S4 Quattro 3.0T

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Audi B9 S4 Quattro 3.0T Diverter Valves

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VW MK8 2.0T / Audi 3.0T Diverter Valve Spacer - Clear Anodized

ES#4033242 - 028495ECS01 - VW MK8 2.0T / Audi 3.0T Diverter Valve Spacer - Clear Anodized - Let your turbo blow off some air for an exhilarating driving experience! - ECS - Audi Volkswagen

Let your turbo blow off some air for an exhilarating driving experience! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4033242
Mfg#:
028495ECS01
In Stock
ON SALE! SAVE 25%
$89.99

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

$67.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Diverter Valve

ES#3640324 - 06M145710F - Diverter Valve - Cure the boost leak and restore power - Genuine Volkswagen Audi - Audi

Cure the boost leak and restore power affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3640324
Mfg#:
06M145710F
Ships in 1-2 days
10% off MSRP

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

$178.33

This product was last offered at the strikethrough price on
07-03-2026

$160.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Forge Electronic Recirculating Diverter Valve (E-DV) - Audi B9 A4 2.0T / S4 3.0T / VW MK8 2.0T

ES#5375296 - FMEDV106R - Forge Electronic Recirculating Diverter Valve (E-DV) - Audi B9 A4 2.0T / S4 3.0T / VW MK8 2.0T - Next generation electronically actuated diverter valve engineered for modern turbo engines with a true plug-and-play design! - Forge - Audi Volkswagen

Next generation electronically actuated diverter valve engineered for modern turbo engines with a true plug-and-play design! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Forge - Corporate Logo
ES#:
5375296
Mfg#:
FMEDV106R
Ships in 3 Business Days
ON SALE! SAVE 10%
$379.99

This product was last offered at the strikethrough price on
07-01-2026

$341.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Diverter Valve Kit

ES#4818158 - 06m145710fKT - Diverter Valve Kit - Replace your Diverter Valve with new bolts - Genuine Volkswagen Audi - Audi

Replace your Diverter Valve with new bolts affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4818158
Mfg#:
06M145710FKT
Ships in 1-2 days
$172.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Forge Electronic Atmospheric Dump Valve (E-DV) - Audi B9 A4 2.0T / S4 3.0T / VW MK8 2.0T

ES#5375303 - FMEDV106A - Forge Electronic Atmospheric Dump Valve (E-DV) - Audi B9 A4 2.0T / S4 3.0T / VW MK8 2.0T - Next generation electronically actuated diverter valve engineered for modern turbo engines with a true plug-and-play design! - Forge - Audi Volkswagen

Next generation electronically actuated diverter valve engineered for modern turbo engines with a true plug-and-play design! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Forge - Corporate Logo
ES#:
5375303
Mfg#:
FMEDV106A
Ships on Jul 22, 2026
Auto Notify
ON SALE! SAVE 10%
$379.99

This product was last offered at the strikethrough price on
07-01-2026

$341.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Forge Motorsport Recirculating Valve - Black

ES#3980510 - FMDV13R - Forge Motorsport Recirculating Valve - Black - Engineered to remedy the failure issues experienced with the OEM solenoid valves when the diaphragm or plastic piston fails - Forge - Audi

Engineered to remedy the failure issues experienced with the OEM solenoid valves when the diaphragm or plastic piston fails affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Forge - Corporate Logo
ES#:
3980510
Mfg#:
FMDV13R
In Stock
ON SALE! SAVE 10%
$280.99

This product was last offered at the strikethrough price on
07-01-2026

$252.72 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Forge Motorsport Recirculating Valve - Silver

ES#3980511 - FMDV13R-C - Forge Motorsport Recirculating Valve - Silver - Engineered to remedy the failure issues experienced with the OEM solenoid valves when the diaphragm or plastic piston fails - Forge - Audi

Engineered to remedy the failure issues experienced with the OEM solenoid valves when the diaphragm or plastic piston fails affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Forge - Corporate Logo
ES#:
3980511
Mfg#:
FMDV13R-C
Ships in 3 Business Days
ON SALE! SAVE 10%
$260.00

This product was last offered at the strikethrough price on
07-01-2026

$234.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Diverter Valve - MQB Evo

Replaces the failure-prone factory diaphragm for rock-solid boost control affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Racingline - Corporate Logo
ES#:
5456834
Mfg#:
VWR144002
Ships in 3 Business Days
ON SALE! SAVE 10%
$440.99

This product was last offered at the strikethrough price on
07-01-2026

$396.66 USD
This product is lifetime replacement eligible Lifetime Replacement

More About Diverter Valves

Replace a worn-out diverter valve with an OEM diverter valve or Aftermarket diverter valve, or upgrade to a performance diverter valve to handle more boost.

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