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Collection: Blow Off Valves, Boost Controllers & Accessories

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In stock (413 products)
Out of stock (45 products)

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Alfa Romeo (1 product)
Audi (11 products)
BMW (11 products)
Cadillac (1 product)
Dodge (1 product)
Fiat (3 products)
Ford (28 products)
Honda (6 products)
Hyundai (17 products)
Jeep (2 products)
Kia (12 products)
Lexus (1 product)
Mazda (4 products)
Mercedes (2 products)
Mercedes-Benz (3 products)
Mini (5 products)
Mitsubishi (9 products)
Nissan (20 products)
Porsche (2 products)
Subaru (31 products)
Suzuki (1 product)
Toyota (10 products)
Volkswagen (6 products)
Volvo (2 products)
VW (4 products)

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2015+ WRX/Forester (1 product)
-Black (1 product)
-Blue (1 product)
/ (1 product)
01-07 WRX / 02+ STi / 05-08 XT Forester (1 product)
08+ WRX / 03-09 GT Legacy / 09-12 XT Forester (1 product)
1.2L/1.4L TFSI/TSI (1 product)
135i/335i/535i/Z4 w/ N54 Twin Turbo 3.0L Kompact Dual Port Kit (1 product)
135i/335i/535i/Z4 w/ N54 Twin Turbo 3.0L Kompact Plumb Back Kit (1 product)
3 6 MPS / CX-7 (1 product)
3/6/MPS/CX-7 / (1 product)
400Z Twin Turbo V6 (2 products)
4L V8 TFSI BOV Kompact Dual Port VR30 (1 product)
500 Abarth/17-20 Fiat 124 Abarth Kompact EM VR15 Dual Port BOV (1 product)
8V S33 and MK 7 Golf R (1 product)
99-00 WRX/STi/B4 Legacy / 98-04 GT/XT Forester (1 product)
A4 1.8T 20V / 99-03 Audi S3 1.8T 20V Kompact Plumb Back Diverter Valve 25mm (1 product)
Abarth 124 Spider 1.4 Turbo (1 product)
ATS-V 3.6L TT (1 product)
Audi TSI TFSI (1 product)
BOV Flange Gasket Replacement (1 product)
Bronco/Bronco Sport 2.0L/2.3/2.7L/3.0L Kompact EM Dual Port VR19 BOV (1 product)
C-HR and (1 product)
C-HR DV+ Diverter Valve (1 product)
Civic (1 product)
Civic RS 1.5L/Honda Civic Type-R (1 product)
Civic Si/RS 1.5L Turbo L15B7 (1 product)
Civic TYPE-R FK8 (1 product)
CLA250/SLK250 / (1 product)
Cooper 1.6L R56 N14/N18 Kompact EM Dual Port VR10 BOV (1 product)
Cooper S (1 product)
Dart/ (1 product)
Ecoboost 1.5L/1.6L/2.3L/2.7L Kompact EM VR2 Dual Port BOV (1 product)
EcoBoost Focus RS 2.3L (1 product)
EcoBoost Mustang / Fiesta (1 product)
Evo 1-10 TMS Respons Blow Off Valve Kit (1 product)
Evo 4 Through X - Black (1 product)
EVO 4 Through X - Red (1 product)
EVO I-X (2 products)
F150 3.5L EcoBoost / 12-19 Ford Focus ST Kompact Dual Port BOV Shortie (1 product)
F-150 2.7L/3.5L EcoBoost (1 product)
F-150 2.7L/3.5L EcoBoost BOV Vee Port EM- Black (1 product)
F-150 2.7L/3.5L EcoBoost Engine (1 product)
Fiesta 1.0L Ecoboost (2 products)
Fiesta ST 1.6L / Ford Mustang 2.3L Ecoboost (1 product)
Fiesta ST Mk7 1.6T BOV Kompact EM Dual Port VR22 (1 product)
Focus RS (2 products)
Focus RS 2.3L (2 products)
Focus ST 2.0 EcoBoost / BorgWarner EFR Kompact Blanking Plate (1 product)
Focus ST 2.0L Ecoboost AU Spec (1 product)
Focus ST / (1 product)
Focus ST MK3 2.0L EcoBoost Kompact Plumb Back Diverter Valve Shortie (1 product)
Forester (2 products)
Forester XT (1 product)
Giulia / (1 product)
Golf GTI 1.8T (1 product)
Golf GTI/Golf R Mk8 EA888 / 2018+ (1 product)
Golf R Mk8 / 2016+ (1 product)
GR Corolla / 2021+ Toyota GR Yaris (1 product)
GR Yaris XP210 Kompact EM VR17 Dual Port BOV (1 product)
GT-R (4 products)
GT-R R35 2 Valves Included (2 products)
GTI Mk7/Mk7.5 / 14-20 (1 product)
GTI/Golf R MK7 BOV Kompact EM Dual Port (1 product)
GTI/Golf R MK7 Kompact EM Plumb Back VR1 Diverter Valve (1 product)
GTR R35 Dual Port Smart Port BOVs - Black (1 product)
GTR TMS Respons Twin Valve Blow Off Valve Kit (1 product)
i30N 2.0T (3 products)
I30N 2.0T Deceptor Pro II Motorized Blow Off Valve w/ TMS Advantage (1 product)
Impreza WRX STi SSQV Recirculation Kit for hks71007-AF013 (1 product)
Impreza WRX STI/ 2015+ WRX STI SSQV4 Black + Return Kit GRB/VAB (1 product)
Juke 1.6 DIG-T (1 product)
JUKE 1.6L Turbo TMS Respons Blow Off Valve Kit (1 product)
Kia (1 product)
Kia 2.5T (2 products)
Kia 2.5T Direct (1 product)
L15C L15B Super SQV Recirculation Kit for 71008-AH011 includes recirculation tube (1 product)
L15C L15B Super SSQV4 BOV Kit w/o Recirculation Tube (1 product)
Lancer EVO GSR/EVO MR SSQV Recirculation Kit for hks71007-AM015 (1 product)
Lancer Evolution (3 products)
Legacy GT (1 product)
Mazdaspeed3 / 06-12 Mazda CX7 2.3T Kompact Dual Port Blow Off Valve (1 product)
Miata (2 products)
Mustang 2.3L EcoBoost / 2022+ Ford Ranger Raptor 3.0L EcoBoost (1 product)
Mustang 2.3L EcoBoost / 2023 Ford Bronco Raptor/Ranger Raptor 3.0L (1 product)
MX-5 (1 product)
N14 Engine Only Direct Replacement (1 product)
N20/N26 VR23 (2 products)
N20 Engine (1 product)
N55 3.0L E90/E92/F30 BOV Kompact EM Dual Port VR9 No Drop Ship (1 product)
N55 3.0L E90/E92/F30 Kompact EM Plumb Back VR9 Diverter Valve (1 product)
N55 M2 / X4 M40i (1 product)
Silvia/200SX S14-S15 (2 products)
STI (6 products)
Stinger 3.3T V6 2 Valves Included (2 products)
Supra (3 products)
Veloster Turbo (2 products)
Wrangler JL 2.0 Turbo (2 products)
WRX (13 products)
WRX/STi (2 products)

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458 products

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458 products

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In stock (413 products)
Out of stock (45 products)

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Alfa Romeo (1 products)
Audi (11 products)
BMW (11 products)
Cadillac (1 products)
Dodge (1 products)
Fiat (3 products)
Ford (28 products)
Honda (6 products)
Hyundai (17 products)
Jeep (2 products)
Kia (12 products)
Lexus (1 products)
Mazda (4 products)
Mercedes (2 products)
Mercedes-Benz (3 products)
Mini (5 products)
Mitsubishi (9 products)
Nissan (20 products)
Porsche (2 products)
Subaru (31 products)
Suzuki (1 products)
Toyota (10 products)
Volkswagen (6 products)
Volvo (2 products)
VW (4 products)

Clear

Model

2015+ WRX/Forester (1 products)
-Black (1 products)
-Blue (1 products)
/ (1 products)
01-07 WRX / 02+ STi / 05-08 XT Forester (1 products)
08+ WRX / 03-09 GT Legacy / 09-12 XT Forester (1 products)
1.2L/1.4L TFSI/TSI (1 products)
135i/335i/535i/Z4 w/ N54 Twin Turbo 3.0L Kompact Dual Port Kit (1 products)
135i/335i/535i/Z4 w/ N54 Twin Turbo 3.0L Kompact Plumb Back Kit (1 products)
3 6 MPS / CX-7 (1 products)
3/6/MPS/CX-7 / (1 products)
400Z Twin Turbo V6 (2 products)
4L V8 TFSI BOV Kompact Dual Port VR30 (1 products)
500 Abarth/17-20 Fiat 124 Abarth Kompact EM VR15 Dual Port BOV (1 products)
8V S33 and MK 7 Golf R (1 products)
99-00 WRX/STi/B4 Legacy / 98-04 GT/XT Forester (1 products)
A4 1.8T 20V / 99-03 Audi S3 1.8T 20V Kompact Plumb Back Diverter Valve 25mm (1 products)
Abarth 124 Spider 1.4 Turbo (1 products)
ATS-V 3.6L TT (1 products)
Audi TSI TFSI (1 products)
BOV Flange Gasket Replacement (1 products)
Bronco/Bronco Sport 2.0L/2.3/2.7L/3.0L Kompact EM Dual Port VR19 BOV (1 products)
C-HR and (1 products)
C-HR DV+ Diverter Valve (1 products)
Civic (1 products)
Civic RS 1.5L/Honda Civic Type-R (1 products)
Civic Si/RS 1.5L Turbo L15B7 (1 products)
Civic TYPE-R FK8 (1 products)
CLA250/SLK250 / (1 products)
Cooper 1.6L R56 N14/N18 Kompact EM Dual Port VR10 BOV (1 products)
Cooper S (1 products)
Dart/ (1 products)
Ecoboost 1.5L/1.6L/2.3L/2.7L Kompact EM VR2 Dual Port BOV (1 products)
EcoBoost Focus RS 2.3L (1 products)
EcoBoost Mustang / Fiesta (1 products)
Evo 1-10 TMS Respons Blow Off Valve Kit (1 products)
Evo 4 Through X - Black (1 products)
EVO 4 Through X - Red (1 products)
EVO I-X (2 products)
F150 3.5L EcoBoost / 12-19 Ford Focus ST Kompact Dual Port BOV Shortie (1 products)
F-150 2.7L/3.5L EcoBoost (1 products)
F-150 2.7L/3.5L EcoBoost BOV Vee Port EM- Black (1 products)
F-150 2.7L/3.5L EcoBoost Engine (1 products)
Fiesta 1.0L Ecoboost (2 products)
Fiesta ST 1.6L / Ford Mustang 2.3L Ecoboost (1 products)
Fiesta ST Mk7 1.6T BOV Kompact EM Dual Port VR22 (1 products)
Focus RS (2 products)
Focus RS 2.3L (2 products)
Focus ST 2.0 EcoBoost / BorgWarner EFR Kompact Blanking Plate (1 products)
Focus ST 2.0L Ecoboost AU Spec (1 products)
Focus ST / (1 products)
Focus ST MK3 2.0L EcoBoost Kompact Plumb Back Diverter Valve Shortie (1 products)
Forester (2 products)
Forester XT (1 products)
Giulia / (1 products)
Golf GTI 1.8T (1 products)
Golf GTI/Golf R Mk8 EA888 / 2018+ (1 products)
Golf R Mk8 / 2016+ (1 products)
GR Corolla / 2021+ Toyota GR Yaris (1 products)
GR Yaris XP210 Kompact EM VR17 Dual Port BOV (1 products)
GT-R (4 products)
GT-R R35 2 Valves Included (2 products)
GTI Mk7/Mk7.5 / 14-20 (1 products)
GTI/Golf R MK7 BOV Kompact EM Dual Port (1 products)
GTI/Golf R MK7 Kompact EM Plumb Back VR1 Diverter Valve (1 products)
GTR R35 Dual Port Smart Port BOVs - Black (1 products)
GTR TMS Respons Twin Valve Blow Off Valve Kit (1 products)
i30N 2.0T (3 products)
I30N 2.0T Deceptor Pro II Motorized Blow Off Valve w/ TMS Advantage (1 products)
Impreza WRX STi SSQV Recirculation Kit for hks71007-AF013 (1 products)
Impreza WRX STI/ 2015+ WRX STI SSQV4 Black + Return Kit GRB/VAB (1 products)
Juke 1.6 DIG-T (1 products)
JUKE 1.6L Turbo TMS Respons Blow Off Valve Kit (1 products)
Kia (1 products)
Kia 2.5T (2 products)
Kia 2.5T Direct (1 products)
L15C L15B Super SQV Recirculation Kit for 71008-AH011 includes recirculation tube (1 products)
L15C L15B Super SSQV4 BOV Kit w/o Recirculation Tube (1 products)
Lancer EVO GSR/EVO MR SSQV Recirculation Kit for hks71007-AM015 (1 products)
Lancer Evolution (3 products)
Legacy GT (1 products)
Mazdaspeed3 / 06-12 Mazda CX7 2.3T Kompact Dual Port Blow Off Valve (1 products)
Miata (2 products)
Mustang 2.3L EcoBoost / 2022+ Ford Ranger Raptor 3.0L EcoBoost (1 products)
Mustang 2.3L EcoBoost / 2023 Ford Bronco Raptor/Ranger Raptor 3.0L (1 products)
MX-5 (1 products)
N14 Engine Only Direct Replacement (1 products)
N20/N26 VR23 (2 products)
N20 Engine (1 products)
N55 3.0L E90/E92/F30 BOV Kompact EM Dual Port VR9 No Drop Ship (1 products)
N55 3.0L E90/E92/F30 Kompact EM Plumb Back VR9 Diverter Valve (1 products)
N55 M2 / X4 M40i (1 products)
Silvia/200SX S14-S15 (2 products)
STI (6 products)
Stinger 3.3T V6 2 Valves Included (2 products)
Supra (3 products)
Veloster Turbo (2 products)
Wrangler JL 2.0 Turbo (2 products)
WRX (13 products)
WRX/STi (2 products)

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458 products

Turbosmart BOV Spring Yellow DP/SS/VP

Sale

Turbosmart BOV Spring Yellow DP/SS/VP

Vendor:
Turbosmart

Regular price $20.40 USD

Regular price ~~$25.50 USD~~ Sale price $20.40 USD
Unit price per

Sale
Turbosmart BOV 60mm Trumpet Replace

Sale

Turbosmart BOV 60mm Trumpet Replace

Vendor:
Turbosmart

Regular price $34.62 USD

Regular price ~~$43.28 USD~~ Sale price $34.62 USD
Unit price per

Sale
HKS O-Ring for BOV

Sale

HKS O-Ring for BOV

Vendor:
HKS

Regular price $7.20 USD

Regular price ~~$8.00 USD~~ Sale price $7.20 USD
Unit price per

Sale
HKS BOV SUS C-Clip and O-Ring Set

Sold out

HKS BOV SUS C-Clip and O-Ring Set

Vendor:
HKS

Regular price $18.90 USD

Regular price ~~$21.00 USD~~ Sale price $18.90 USD
Unit price per

Sold out
HKS 60mm Weld-on Aluminum BOV Flange

Sale

HKS 60mm Weld-on Aluminum BOV Flange

Vendor:
HKS

Regular price $29.70 USD

Regular price ~~$33.00 USD~~ Sale price $29.70 USD
Unit price per

Sale
HKS SSQV Recirculation Fitting (for 19mm ID hose)

Sold out

HKS SSQV Recirculation Fitting (for 19mm ID hose)

Vendor:
HKS

Regular price $27.90 USD

Regular price ~~$31.00 USD~~ Sale price $27.90 USD
Unit price per

Sold out
HKS Gold SSQV Insert (Fin Type)

Sale

HKS Gold SSQV Insert (Fin Type)

Vendor:
HKS

Regular price $22.50 USD

Regular price ~~$25.00 USD~~ Sale price $22.50 USD
Unit price per

Sale
HKS Purple SSQV Insert (round)

Sale

HKS Purple SSQV Insert (round)

Vendor:
HKS

Regular price $22.50 USD

Regular price ~~$25.00 USD~~ Sale price $22.50 USD
Unit price per

Sale
HKS SQV Replacement Air Filter

Sale

HKS SQV Replacement Air Filter

Vendor:
HKS

Regular price $14.40 USD

Regular price ~~$16.00 USD~~ Sale price $14.40 USD
Unit price per

Sale
GReddy Aluminum Weld-On BOV Flange

Sold out

GReddy Aluminum Weld-On BOV Flange

Vendor:
GReddy

Regular price $42.75 USD

Regular price ~~$45.00 USD~~ Sale price $42.75 USD
Unit price per

Sold out
GReddy Blow Off Valve (Type FV/RZ/RS) Recirculation Hose Attachment - 32mm

Sale

GReddy Blow Off Valve (Type FV/RZ/RS) Recirculation Hose Attachment - 32mm

Vendor:
GReddy

Regular price $20.90 USD

Regular price ~~$22.00 USD~~ Sale price $20.90 USD
Unit price per

Sale
GFB Gasket for Response BOV (For gfbT9003 & gfbT9503)

GFB Gasket for Response BOV (For gfbT9003 & gfbT9503)

Vendor:
Go Fast Bits

Regular price $15.00 USD

Regular price Sale price $15.00 USD
Unit price per
GFB Gasket for Response BOV (For gfbT9001, gfbT9002, gfbT9501, gfbT9502)

GFB Gasket for Response BOV (For gfbT9001, gfbT9002, gfbT9501, gfbT9502)

Vendor:
Go Fast Bits

Regular price $15.00 USD

Regular price Sale price $15.00 USD
Unit price per
GFB Standard Replacement Trumpet

GFB Standard Replacement Trumpet

Vendor:
Go Fast Bits

Regular price $42.75 USD

Regular price Sale price $42.75 USD
Unit price per
GFB Screw-In Plug (screws into any GFB Trumpet or plumb-back outlet. Valves manufactured before 2003

GFB Screw-In Plug (screws into any GFB Trumpet or plumb-back outlet. Valves manufactured before 2003

Vendor:
Go Fast Bits

Regular price $15.20 USD

Regular price Sale price $15.20 USD
Unit price per
GFB Mach 2 Atmosphere Conversion Kit-Changes T9103 or T9133 from Recir to Atmosphere

GFB Mach 2 Atmosphere Conversion Kit-Changes T9103 or T9133 from Recir to Atmosphere

Vendor:
Go Fast Bits

Regular price $42.00 USD

Regular price Sale price $42.00 USD
Unit price per
GFB Mach 2 Atmosphere Conversion Kit-Changes T9100/T9101/T9102/T9104/T9105/T9135 Recir to Atmosphere

GFB Mach 2 Atmosphere Conversion Kit-Changes T9100/T9101/T9102/T9104/T9105/T9135 Recir to Atmosphere

Vendor:
Go Fast Bits

Regular price $42.00 USD

Regular price Sale price $42.00 USD
Unit price per
GFB Mach 2 Atmosphere Conversion Kit-Changes T9107 or T9125 from Recir to Atmosphere

Sold out

GFB Mach 2 Atmosphere Conversion Kit-Changes T9107 or T9125 from Recir to Atmosphere

Vendor:
Go Fast Bits

Regular price $34.60 USD

Regular price Sale price $34.60 USD
Unit price per

Sold out
GFB Whistling Trumpet (suits all valves)

GFB Whistling Trumpet (suits all valves)

Vendor:
Go Fast Bits

Regular price $42.75 USD

Regular price Sale price $42.75 USD
Unit price per
GFB Whistling Trumpet (only for Stealth FX and WRX Hybrid)

GFB Whistling Trumpet (only for Stealth FX and WRX Hybrid)

Vendor:
Go Fast Bits

Regular price $42.75 USD

Regular price Sale price $42.75 USD
Unit price per

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