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Blow Off Valves

A blow-off valve (BOV) is essential for any turbocharged system. It protects your engine against pressure build-up when you release the throttle. It is needed to ensure steady and dependable performance. Therefore, we supply premium blow-off valves. Our aim is to maintain your turbo system's reliability and improve your driving experience.

When the throttle closes, the turbocharger continues to rotate. This results in a pressure spike. A blow-off valve safely releases this extra pressure to avoid compressor surge and minimizing wear on your turbocharger. A dependable blow-off valve helps your engine achieve peak performance and durability.

HKS blow-off valve is among the top brands in the industry. These valves are known for their reliability and efficiency. They can offer a rapid pressure release and a pleasing sound that appeals to many enthusiasts. We have a lot more where that came from. 

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Turbosmart BMW 135i/335i/535i/Z4 w/ N54 Twin Turbo 3.0L Kompact Plumb Back Kit Quick View
Turbosmart

Turbosmart BMW 135i/335i/535i/Z4 w/ N54 Twin Turbo 3.0L Kompact Plumb Back Kit

$539.99 $502.05
TURTS-0203-1250
Blow Off Valves Forced Induction New Products
Kompact Range by Turbosmart is a high performance upgrade for the factory plastic diverter and bypass valves factory fitted to turbocharged cars, replacing the...
-2%
Turbosmart BOV Kompact Plumb Back - 12-16 Hyundai Veloster Turbo Quick View
Turbosmart

Turbosmart BOV Kompact Plumb Back - 12-16 Hyundai Veloster Turbo

$228.99 $222.15
TURTS-0203-1231
Blow Off Valves Forced Induction New Products
Turbosmart's Kompact VR02 BOV was designed to fit the Hyundai Veloster Turbo. The Veloster's factory bypass valve is a plastic unit that becomes brittle...
-2%
Turbosmart BOV Kompact Plumb Back - Nissan Quick View
Turbosmart

Turbosmart BOV Kompact Plumb Back - Nissan

$228.99 $222.15
TURTS-0203-1226
Blow Off Valves Forced Induction New Products
Full recirculating BOV. The Plumb Back system recirculates all excess pressure back into the intake system. Great for enthusiasts who do not want to...
-1%
Turbosmart BOV Kompact Plumb Back-34mm Quick View
Turbosmart

Turbosmart BOV Kompact Plumb Back-34mm

$186.99 $184.35
TURTS-0203-1223
Blow Off Valves Forced Induction New Products
Full recirculating BOV. The Plumb Back system recirculates all excess pressure back into the intake system. Great for enthusiasts who do not want to...
-1%
Turbosmart 97-06 Audi A4 1.8T 20V / 99-03 Audi S3 1.8T 20V Kompact Plumb Back Diverter Valve (25mm) Quick View
Turbosmart

Turbosmart 97-06 Audi A4 1.8T 20V / 99-03 Audi S3 1.8T 20V Kompact Plumb Back Diverter Valve (25mm)

$186.99 $184.35
TURTS-0203-1222
Blow Off Valves Forced Induction New Products
Audi A3 1.8T 20v 1996-2003; Audi A4 1.8T 20v 1997-2006; Audi A6 1.8T 20v 1997-2004; Audi S3 1.8T 20v 1999-2003; Audi TT 1.8T 20v...
-1%
Turbosmart BOV Kompact Plumb Back-20mm Quick View
Turbosmart

Turbosmart BOV Kompact Plumb Back-20mm

$186.99 $184.35
TURTS-0203-1221
Blow Off Valves Forced Induction New Products
Full recirculating BOV. The Plumb Back system recirculates all excess pressure back into the intake system. Great for enthusiasts who do not want to...
-2%
Turbosmart BOV Kompact Plumb Back - Subaru Quick View
Turbosmart

Turbosmart BOV Kompact Plumb Back - Subaru

$228.99 $222.15
TURTS-0203-1215
Blow Off Valves Forced Induction New Products
Full recirculating BOV. The Plumb Back system recirculates all excess pressure back into the intake system. Great for enthusiasts who do not want to...
-2%
Turbosmart BOV Kompact Plumb Back - 08+ Subaru WRX Quick View
Turbosmart

Turbosmart BOV Kompact Plumb Back - 08+ Subaru WRX

$228.99 $222.15
TURTS-0203-1210
Blow Off Valves Forced Induction New Products
Full recirculating BOV. The Plumb Back system recirculates all excess pressure back into the intake system. Great for enthusiasts who do not want to...
-2%
Turbosmart BOV Kompact Plumb Back - Maz/Sub Quick View
Turbosmart

Turbosmart BOV Kompact Plumb Back - Maz/Sub

$228.99 $222.15
TURTS-0203-1209
Blow Off Valves Forced Induction New Products
Full recirculating BOV. The Plumb Back system recirculates all excess pressure back into the intake system. Great for enthusiasts who do not want to...
-7%
Turbosmart Nissan RB26 Kompact Dual Port SP Blow Off Valve - Black Quick View
Turbosmart

Turbosmart Nissan RB26 Kompact Dual Port SP Blow Off Valve - Black

$557.99 $518.39
TURTS-0203-1072
Blow Off Valves Forced Induction New Products
Turbosmart Nissan RB26 Kompact Dual Port SP Blow Off Valve - Black
-3%
Turbosmart BOV Kompact Dual Port - Suzuki Swift Quick View
Turbosmart

Turbosmart BOV Kompact Dual Port - Suzuki Swift

$263.99 $253.65
TURTS-0203-1071
Blow Off Valves Forced Induction New Products
Dual Port vents both to the atmosphere & back into the air intake. Ports with sequential timing allow quieter operation during normal driving, while...
-3%
Turbosmart BOV Kompact VR09 Dual Port Ford Fiesta 1.0L Ecoboost Quick View
Turbosmart

Turbosmart BOV Kompact VR09 Dual Port Ford Fiesta 1.0L Ecoboost

$242.99 $234.75
TURTS-0203-1065
Blow Off Valves Forced Induction New Products
Dual Port vents both to the atmosphere & back into the air intake. Ports with sequential timing allow quieter operation during normal driving, while...
-4%
Turbosmart BOV Kompact Dual Port - 2016 Ford Focus RS 2.3L Quick View
Turbosmart

Turbosmart BOV Kompact Dual Port - 2016 Ford Focus RS 2.3L

$290.99 $277.95
TURTS-0203-1064
Blow Off Valves Forced Induction New Products
These direct replacement blow-off valves offer an easy performance improvement without needing custom fabrication or special tools. It's yet another addition to Turbosmart's ever-expanding...
-3%
Turbosmart 11-12 Ford F150 3.5L EcoBoost / 12-19 Ford Focus ST Kompact Dual Port BOV (Shortie) Quick View
Turbosmart

Turbosmart 11-12 Ford F150 3.5L EcoBoost / 12-19 Ford Focus ST Kompact Dual Port BOV (Shortie)

$242.99 $234.75
TURTS-0203-1061
Blow Off Valves Forced Induction New Products
Borg Warner EFR Turbo Series; Ford Falcon FG EcoBoost 2.0; Ford F150 3.5 EcoBoost 2011-2012; Ford Focus MK1 RS 2002-2003; Ford Focus MK2 XR5/ST/RS...
-4%
Turbosmart BOV Kompact Shortie Dual Port - Renault Clio RS (Special Order 2/3 Week Turn Around Time) Quick View
Turbosmart

Turbosmart BOV Kompact Shortie Dual Port - Renault Clio RS (Special Order 2/3 Week Turn Around Time)

$337.72 $321.11
TURTS-0203-1057
Blow Off Valves Forced Induction New Products
Turbosmart BOV Kompact Shortie Dual Port - Renault Clio RS (Special Order 2/3 Week Turn Around Time)
-7%
Turbosmart BMW 135i/335i/535i/Z4 w/ N54 Twin Turbo 3.0L Kompact Dual Port Kit Quick View
Turbosmart

Turbosmart BMW 135i/335i/535i/Z4 w/ N54 Twin Turbo 3.0L Kompact Dual Port Kit

$654.99 $605.55
TURTS-0203-1050
Blow Off Valves Forced Induction New Products
Kompact Range by Turbosmart is a high performance upgrade for the factory plastic diverter and bypass valves factory fitted to turbocharged cars, replacing the...
-5%
Turbosmart BOV Kompact Dual Port - 2015+ Subaru WRX Quick View
Turbosmart

Turbosmart BOV Kompact Dual Port - 2015+ Subaru WRX

$350.99 $331.95
TURTS-0203-1037
Blow Off Valves Forced Induction New Products
Our latest Kompact SmartPort explicitly made for the 2015 WRX, features the innovative new Smart Port drive-by-wire friendly staging technology that gives you the...
-4%
Turbosmart BOV Kompact Dual Port - Hyundai i30N Quick View
Turbosmart

Turbosmart BOV Kompact Dual Port - Hyundai i30N

$290.99 $277.95
TURTS-0203-1036
Blow Off Valves Forced Induction New Products
A direct-fit high-performance replacement for the factory all-plastic unit, the Turbosmart Kompact BOV suits the Hyundai i30N, Kona N & Veloster N. The Turbosmart...
-4%
Turbosmart BOV Kompact Dual Port - Hyundai i30 N-line 1.6T Quick View
Turbosmart

Turbosmart BOV Kompact Dual Port - Hyundai i30 N-line 1.6T

$290.99 $277.95
TURTS-0203-1032
Blow Off Valves Forced Induction New Products
Turbosmart BOV Kompact Dual Port - Hyundai i30 N-line 1.6T
-4%
Turbosmart BOV Kompact Dual Port - 12-16 Hyundai Veloster Turbo Quick View
Turbosmart

Turbosmart BOV Kompact Dual Port - 12-16 Hyundai Veloster Turbo

$290.99 $277.95
TURTS-0203-1031
Blow Off Valves Forced Induction New Products
Turbosmart's Kompact VR02 BOV was explicitly designed to fit the Hyundai Veloster Turbo. The Veloster's factory bypass valve is a plastic unit that becomes...
-4%
Turbosmart BOV Kompact Dual Port - 88-94 Nissan Skyline GTS-T Quick View
Turbosmart

Turbosmart BOV Kompact Dual Port - 88-94 Nissan Skyline GTS-T

$290.99 $277.95
TURTS-0203-1026
Blow Off Valves Forced Induction New Products
Dual outlet-type BOV. The Kompact Dual Port vents to the atmosphere and back into the air intake. Ports with sequential timing allow quieter operation...
-6%
Turbosmart BOV Kompact Dual Port - Kia Stinger/Genesis G80 3.3L V6 (Pair) Quick View
Turbosmart

Turbosmart BOV Kompact Dual Port - Kia Stinger/Genesis G80 3.3L V6 (Pair)

$514.99 $479.69
TURTS-0203-1025
Blow Off Valves Forced Induction New Products
The Turbosmart Kompact BOV suits the KIA Stinger and Genesis Sport G80 models, a direct-fit high-performance replacement for the factory all-plastic unit. The Turbosmart...
-3%
Turbosmart BOV Kompact Dual Port-34mm Quick View
Turbosmart

Turbosmart BOV Kompact Dual Port-34mm

$253.99 $244.65
TURTS-0203-1023
Blow Off Valves Forced Induction New Products
Dual outlet-type BOV. Dual Port vents both to the atmosphere and back into the air intake. Ports with sequential timing allow quieter operation during...
-3%
Turbosmart BOV Kompact Dual Port-25mm Quick View
Turbosmart

Turbosmart BOV Kompact Dual Port-25mm

$253.99 $244.65
TURTS-0203-1022
Blow Off Valves Forced Induction New Products
Audi A3 1.8T 20v 1996-2003; Audi A4 1.8T 20v 1997-2006; Audi A6 1.8T 20v 1997-2004; Audi S3 1.8T 20v 1999-2003; Audi TT 1.8T 20v...
-3%
Turbosmart BOV Kompact Dual Port-20mm Quick View
Turbosmart

Turbosmart BOV Kompact Dual Port-20mm

$253.99 $244.65
TURTS-0203-1021
Blow Off Valves Forced Induction New Products
Dual outlet-type BOV. Dual Port vents both to the atmosphere and back into the air intake. Ports with sequential timing allow quieter operation during...
-4%
Turbosmart BOV Kompact Supersonic 2016+ Honda Civic Si/RS 1.5L Turbo L15B7 Quick View
Turbosmart

Turbosmart BOV Kompact Supersonic 2016+ Honda Civic Si/RS 1.5L Turbo L15B7

$284.99 $272.55
TURTS-0203-1018
Blow Off Valves Forced Induction New Products
Turbosmart BOV Kompact Supersonic 2016+ Honda Civic Si/RS 1.5L Turbo L15B7
-4%
Turbosmart BOV Kompact Dual Port - Honda Civic RS 1.5L/Honda Civic Type-R Quick View
Turbosmart

Turbosmart BOV Kompact Dual Port - Honda Civic RS 1.5L/Honda Civic Type-R

$284.99 $272.55
TURTS-0203-1017
Blow Off Valves Forced Induction Honda Civic Type R New Products
A direct-fit high-performance replacement for the factory plastic unit, the Turbosmart Kompact BOV suits the new generation Honda VTEC Turbo engines found in the...
-4%
Turbosmart BOV Kompact Dual Port - 01-05 Subaru WRX Quick View
Turbosmart

Turbosmart BOV Kompact Dual Port - 01-05 Subaru WRX

$284.99 $272.55
TURTS-0203-1015
Blow Off Valves Forced Induction New Products
Dual outlet-type BOV. The Kompact Dual Port vents to the atmosphere and back into the air intake. Ports with sequential timing allow quieter operation...
-4%
Turbosmart BOV Kompact Dual Port - 08-14 Subaru WRX (Excl STI)/ 03-08 Subaru Legacy GT Quick View
Turbosmart

Turbosmart BOV Kompact Dual Port - 08-14 Subaru WRX (Excl STI)/ 03-08 Subaru Legacy GT

$284.99 $272.55
TURTS-0203-1010
Blow Off Valves Forced Induction New Products
The Kompact Dual Port blow-off valve directly replaces the stock bypass valve on the Subaru WRX MY08-14 and the new Nissan Juke/Pulsar Turbo. Standard...
-4%
Turbosmart 07-13 Mazda Mazdaspeed3 / 06-12 Mazda CX7 2.3T Kompact Dual Port Blow Off Valve Quick View
Turbosmart

Turbosmart 07-13 Mazda Mazdaspeed3 / 06-12 Mazda CX7 2.3T Kompact Dual Port Blow Off Valve

$284.99 $272.55
TURTS-0203-1009
Blow Off Valves Forced Induction New Products
Dual outlet-type BOV. The Kompact Dual Port vents into the atmosphere and back into the air intake. Ports with sequential timing allow quieter operation...
-6%
Turbosmart BOV Kompact Dual Port - 2016 Cadillac ATS-V 3.6L TT Quick View
Turbosmart

Turbosmart BOV Kompact Dual Port - 2016 Cadillac ATS-V 3.6L TT

$460.99 $430.95
TURTS-0203-1008
Blow Off Valves Forced Induction New Products
The Kompact Dual Port Blow-Off Valve kit for the Cadillac ATS-V has been designed to improve turbo response and eliminate compressor surge, enhancing the...
-5%
GFB DVX Fits Hyundai Veloster Quick View
Go Fast Bits

GFB DVX Fits Hyundai Veloster

$322.00 $305.86
GFBT9661
Blow Off Valves Forced Induction New Products
The DVX range covers vehicles that can't fit or use valves like the Respons or Deceptor Pro II, and each version in the range...
-5%
GFB DVX D+ Diverter Valves Suits 2014+ Audi 8V S33 and MK 7 Golf R Quick View
Go Fast Bits

GFB DVX D+ Diverter Valves Suits 2014+ Audi 8V S33 and MK 7 Golf R

$380.50 $358.51
GFBT9659
Blow Off Valves Forced Induction New Products
The DVX range covers vehicles that can't fit or use valves like the Respons or Deceptor Pro II, and each version in the range...
-4%
GFB DVX Fits Ford Focus ST / Volvo / Porsche and Borg-Warner EFR Turbos Quick View
Go Fast Bits

GFB DVX Fits Ford Focus ST / Volvo / Porsche and Borg-Warner EFR Turbos

$286.60 $274.00
GFBT9654
Blow Off Valves Forced Induction New Products
The DVX range covers vehicles that can't fit or use valves like the Respons or Deceptor Pro II, and each version in the range...
-6%
GFB 03-10 Evo 8-10 Deceptor Pro II Blow Off Valve Kit Quick View
Go Fast Bits

GFB 03-10 Evo 8-10 Deceptor Pro II Blow Off Valve Kit

$525.20 $488.74
GFBT9533
Blow Off Valves Forced Induction New Products
Control the sound of your BOV "ON-THE-FLY" Go on, admit it. There are times you wish you could have that signature turbo blow off...
-6%
GFB 2017+ Hyundai I30N 2.0T Deceptor Pro II Motorized Blow Off Valve w/ TMS Advantage Quick View
Go Fast Bits

GFB 2017+ Hyundai I30N 2.0T Deceptor Pro II Motorized Blow Off Valve w/ TMS Advantage

$525.20 $488.72
GFBT9510
Blow Off Valves Forced Induction New Products
Control the sound of your BOV "ON-THE-FLY" Go on, admit it. There are times you wish you could have that signature turbo blow off...
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