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Audi B9 A5 Quattro 2.0T Cabriolet

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Audi B9 A5 Quattro 2.0T Cabriolet Performance Forced Induction Parts

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Blow-Off Valve Kit - *Limited Edition* Red*

ES#3191205 - FMDVMK7A-R - Blow-Off Valve Kit - *Limited Edition* Red* - LIMITED EDITION version of Forge's very popular BOV - Forge - Audi Volkswagen Porsche

LIMITED EDITION version of Forge's very popular BOV Limited Editions ONLY at ECS Tuning : Limited Stock so Act Fast

Brand:
Forge - Corporate Logo
ES#:
3191205
Mfg#:
FMDVMK7A-R
In Stock
$299.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Blow-Off Valve Kit - Black Valve

ES#3085837 - FMDVMK7A1 - Blow-Off Valve Kit - Black Valve - Cure your leaking diverter valve problems for good! - Forge - Audi Volkswagen Porsche

Cure your leaking diverter valve problems for good!

Brand:
Forge - Corporate Logo
ES#:
3085837
Mfg#:
FMDVMK7A1
Ships in 9 Business Days
Auto Notify
$349.84 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

TTE440L Turbo Upgrade - B9 A4/A5 2.0T

ES#4642790 - TTE10029 - TTE440L Turbo Upgrade - B9 A4/A5 2.0T - Designed to put out over 370HP! - The Turbo Engineers - Audi

Designed to put out over 370HP! Custom tuning software required for installation.

Brand:
The Turbo Engineers - Corporate Logo
ES#:
4642790
Mfg#:
TTE10029
In Stock
ON SALE!
$2999.99

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

$2899.95 USD
This product is lifetime replacement eligible Lifetime Replacement

1.8T/2.0T Gen3 Diverter Valve Upgrade - Red

ES#4839641 - 013907la01-01KT - 1.8T/2.0T Gen3 Diverter Valve Upgrade - Red - The LAST diverter valve you'll ever need! Billet aluminum construction and heavy-duty Viton o-rings make for the ultimate upgrade in longevity and performance. - ECS - Audi Volkswagen Porsche

The LAST diverter valve you'll ever need! Billet aluminum construction and heavy-duty Viton o-rings make for the ultimate upgrade in longevity and performance. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4839641
Mfg#:
013907LA01-01KT
In Stock
ON SALE! SAVE 25%
$333.99

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

$250.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Diverter Valve Kit

ES#2862878 - CTSDV00023 - Diverter Valve Kit - Direct bolt on without worry of a check-engine light - CTS - Audi Volkswagen

Direct bolt on without worry of a check-engine light

Brand:
CTS - Corporate Logo
ES#:
2862878
Mfg#:
CTSDV00023
Ships in 7 Business Days
$249.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Garrett GEN2 GTX3076R Dual Ball Bearing turbocharger

ES#4135253 - GRT-TBO-K51 - Garrett GEN2 GTX3076R Dual Ball Bearing turbocharger - Garrett GEN2 GTX3076R dual ball bearing turbocharger with a T04E frame (4" inlet and 2" outlet compressor housing) and a .61 A/R Divided (Twin-scroll) V-Band Inlet and GT 3" V-Band outlet turbine housing (Ni-Resist Material). - ATP - Audi Volkswagen

Garrett GEN2 GTX3076R dual ball bearing turbocharger with a T04E frame (4" inlet and 2" outlet compressor housing) and a .61 A/R Divided (Twin-scroll) V-Band Inlet and GT 3" V-Band outlet turbine housing (Ni-Resist Material). Used for custom, big turbo applications only - ECS Tuning does not offer support on tuning, fueling, exhaust manifold, etc

Brand:
ATP - Corporate Logo
ES#:
4135253
Mfg#:
GRT-TBO-K51
Ships in 6 Business Days
$2265.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

1.8T/2.0T Gen3 Diverter Valve Upgrade - Black

ES#4839642 - 013907LA01-03KT - 1.8T/2.0T Gen3 Diverter Valve Upgrade - Black - The LAST diverter valve you'll ever need! Billet aluminum construction and heavy-duty Viton o-rings make for the ultimate upgrade in longevity and performance. - ECS - Audi Volkswagen Porsche

The LAST diverter valve you'll ever need! Billet aluminum construction and heavy-duty Viton o-rings make for the ultimate upgrade in longevity and performance. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4839642
Mfg#:
013907LA01-03KT
In Stock
ON SALE! SAVE 25%
$333.99

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

$250.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turbo Systems B9 A4/A5 Hybrid Turbocharger Upgrade (400+ HP)

The Turbo Systems hybrid turbocharger is an original turbocharger that has been reworked to suit larger compressor and turbine wheels, along with a ball bearing cartridge.

Brand:
Emmanuele Design - Corporate Logo
ES#:
4415827
Mfg#:
TS-B9-STG1
Ships in 1 Business Day
$2000.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Blow-Off Valve Kit - Polished Valve

ES#2738365 - FMDVMK7A - Blow-Off Valve Kit - Polished Valve - Cure your leaking diverter valve problems for good! - Forge - Audi Volkswagen Porsche

Cure your leaking diverter valve problems for good!

Brand:
Forge - Corporate Logo
ES#:
2738365
Mfg#:
FMDVMK7A
Ships in 2 Business Days
$349.84 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turbosmart Gen-V Race Port BOV - Black

ES#4007248 - TS-0204-1132 - Turbosmart Gen-V Race Port BOV - Black - 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#:
4007248
Mfg#:
TS-0204-1132
In Stock
$335.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Diverter Valve Kit - Polished

ES#3499516 - FMDVMK7RC - Diverter Valve Kit - Polished - Cure your leaking valve problems for good! - Forge - Audi Volkswagen Porsche

Cure your leaking valve problems for good!

Brand:
Forge - Corporate Logo
ES#:
3499516
Mfg#:
FMDVMK7RC
Ships in 8 Business Days
$323.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

High-Flow Charge Pipe Kit

ES#5457149 - IETPCK7 - High-Flow Charge Pipe Kit - Flow without limits: The ultimate bolt-on upgrade for Audi B9 power, sound, and reliability. - Integrated Engineering - Audi

Flow without limits: The ultimate bolt-on upgrade for Audi B9 power, sound, and reliability. 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
5457149
Mfg#:
IETPCK7
Ships in 4 Business Days
$379.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Blow Off Valve Kit

ES#3660019 - CTS-BV-0009-B9 - Blow Off Valve Kit - Fully serviceable, piston design valve is a direct bolt-on, without worry of a check engine light - CTS - Audi

Fully serviceable, piston design valve is a direct bolt-on, without worry of a check engine light

Brand:
CTS - Corporate Logo
ES#:
3660019
Mfg#:
CTS-BV-0009-B9
Ships in 7 Business Days
$249.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Diverter Valve Kit - Black

ES#2738366 - FMDVMK7R - Diverter Valve Kit - Black - Cure your leaking valve problems for good! - Forge - Audi Volkswagen Porsche

Cure your leaking valve problems for good!

Brand:
Forge - Corporate Logo
ES#:
2738366
Mfg#:
FMDVMK7R
Ships in 3 Business Days
$349.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Diverter Valve Block Off Plate

ES#2992471 - CTSHW049 - Diverter Valve Block Off Plate - Commonly used for running aftermarket diverter and blow off valves - CTS - Audi Volkswagen

Commonly used for running aftermarket diverter and blow off valves

Brand:
CTS - Corporate Logo
ES#:
2992471
Mfg#:
CTSHW049
Ships on Oct 30, 2026
$29.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Forced Induction Parts

All things forced induction are here! Turbochargers, superchargers, turbo inlets, charge pipes, and more can be found here to replace faulty components or upgrade for more boost.

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