Quick view Details Turbo XS | sku: TXSWS08-BCS Turbo XS 08-21 Subaru WRX STi Boost Control Solenoid Kit - WS08-BCS MSRP: $159.43 Was: Now: $133.70 inc. Tax MSRP: $149.00 Now: $124.95 ex. Tax Add to Cart Compare Quick view Details Turbo XS | sku: TXSWS02-BCS Turbo XS 02-07 Subaru WRX/STi Boost Control Solenoid Kit - WS02-BCS MSRP: $159.43 Was: Now: $133.70 inc. Tax MSRP: $149.00 Now: $124.95 ex. Tax Add to Cart Compare Quick view Details Turbo XS | sku: TXSW15-BCS Turbo XS 15-21 Subaru WRX FA20 Boost Control Solenoid Kit - W15-BCS MSRP: $180.83 Was: Now: $148.68 inc. Tax MSRP: $169.00 Now: $138.95 ex. Tax Add to Cart Compare Quick view Details Turbo XS | sku: TXSW08-BCS Turbo XS 08-14 Subaru WRX Boost Control Solenoid Kit - W08-BCS MSRP: $159.43 Was: Now: $137.98 inc. Tax MSRP: $149.00 Now: $128.95 ex. Tax Add to Cart Compare Quick view Details Go Fast Bits | sku: GFB3001 GFB ATOMIC Manual Boost Controller - 3001 MSRP: $93.09 Was: Now: $85.55 inc. Tax MSRP: $87.00 Now: $79.95 ex. Tax Add to Cart Compare Quick view Turbo XS | sku: TXSWS08-BCS Turbo XS 08-21 Subaru WRX STi Boost Control Solenoid Kit - WS08-BCS The TurboXS 2008 - 2021 Subaru STI Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket Downpipe or Upgraded Turbocharger.This Part... MSRP: $159.43 Was: Now: $133.70 inc. Tax MSRP: $149.00 Now: $124.95 ex. Tax Add to Cart Compare Quick view Turbo XS | sku: TXSWS02-BCS Turbo XS 02-07 Subaru WRX/STi Boost Control Solenoid Kit - WS02-BCS The TurboXS 2002 - 2007 Subaru WRX Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket Downpipe or Upgraded Turbocharger.This Part... MSRP: $159.43 Was: Now: $133.70 inc. Tax MSRP: $149.00 Now: $124.95 ex. Tax Add to Cart Compare Quick view Turbo XS | sku: TXSW15-BCS Turbo XS 15-21 Subaru WRX FA20 Boost Control Solenoid Kit - W15-BCS The TurboXS 2015 - 2021 Subaru WRX Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket front pipe.This Part... MSRP: $180.83 Was: Now: $148.68 inc. Tax MSRP: $169.00 Now: $138.95 ex. Tax Add to Cart Compare Quick view Turbo XS | sku: TXSW08-BCS Turbo XS 08-14 Subaru WRX Boost Control Solenoid Kit - W08-BCS The TurboXS 2008 - 2014 Subaru WRX Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket Downpipe or Upgraded Turbocharger.This Part... MSRP: $159.43 Was: Now: $137.98 inc. Tax MSRP: $149.00 Now: $128.95 ex. Tax Add to Cart Compare Quick view Go Fast Bits | sku: GFB3001 GFB ATOMIC Manual Boost Controller - 3001 It is important to note that the Atomic does NOT use a "ball-and-spring" system like others on the market, for very good reason. The ball-and-spring system is an attempt to increase the boost rise rate by preventing pressure from reaching the wastegate... MSRP: $93.09 Was: Now: $85.55 inc. Tax MSRP: $87.00 Now: $79.95 ex. Tax Add to Cart Compare Compare Selected × OK
Quick view Details Turbo XS | sku: TXSWS02-BCS Turbo XS 02-07 Subaru WRX/STi Boost Control Solenoid Kit - WS02-BCS MSRP: $159.43 Was: Now: $133.70 inc. Tax MSRP: $149.00 Now: $124.95 ex. Tax Add to Cart Compare Quick view Details Turbo XS | sku: TXSW15-BCS Turbo XS 15-21 Subaru WRX FA20 Boost Control Solenoid Kit - W15-BCS MSRP: $180.83 Was: Now: $148.68 inc. Tax MSRP: $169.00 Now: $138.95 ex. Tax Add to Cart Compare Quick view Details Turbo XS | sku: TXSW08-BCS Turbo XS 08-14 Subaru WRX Boost Control Solenoid Kit - W08-BCS MSRP: $159.43 Was: Now: $137.98 inc. Tax MSRP: $149.00 Now: $128.95 ex. Tax Add to Cart Compare Quick view Details Go Fast Bits | sku: GFB3001 GFB ATOMIC Manual Boost Controller - 3001 MSRP: $93.09 Was: Now: $85.55 inc. Tax MSRP: $87.00 Now: $79.95 ex. Tax Add to Cart Compare Quick view Turbo XS | sku: TXSWS08-BCS Turbo XS 08-21 Subaru WRX STi Boost Control Solenoid Kit - WS08-BCS The TurboXS 2008 - 2021 Subaru STI Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket Downpipe or Upgraded Turbocharger.This Part... MSRP: $159.43 Was: Now: $133.70 inc. Tax MSRP: $149.00 Now: $124.95 ex. Tax Add to Cart Compare Quick view Turbo XS | sku: TXSWS02-BCS Turbo XS 02-07 Subaru WRX/STi Boost Control Solenoid Kit - WS02-BCS The TurboXS 2002 - 2007 Subaru WRX Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket Downpipe or Upgraded Turbocharger.This Part... MSRP: $159.43 Was: Now: $133.70 inc. Tax MSRP: $149.00 Now: $124.95 ex. Tax Add to Cart Compare Quick view Turbo XS | sku: TXSW15-BCS Turbo XS 15-21 Subaru WRX FA20 Boost Control Solenoid Kit - W15-BCS The TurboXS 2015 - 2021 Subaru WRX Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket front pipe.This Part... MSRP: $180.83 Was: Now: $148.68 inc. Tax MSRP: $169.00 Now: $138.95 ex. Tax Add to Cart Compare Quick view Turbo XS | sku: TXSW08-BCS Turbo XS 08-14 Subaru WRX Boost Control Solenoid Kit - W08-BCS The TurboXS 2008 - 2014 Subaru WRX Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket Downpipe or Upgraded Turbocharger.This Part... MSRP: $159.43 Was: Now: $137.98 inc. Tax MSRP: $149.00 Now: $128.95 ex. Tax Add to Cart Compare Quick view Go Fast Bits | sku: GFB3001 GFB ATOMIC Manual Boost Controller - 3001 It is important to note that the Atomic does NOT use a "ball-and-spring" system like others on the market, for very good reason. The ball-and-spring system is an attempt to increase the boost rise rate by preventing pressure from reaching the wastegate... MSRP: $93.09 Was: Now: $85.55 inc. Tax MSRP: $87.00 Now: $79.95 ex. Tax Add to Cart Compare Compare Selected × OK
Quick view Details Turbo XS | sku: TXSW15-BCS Turbo XS 15-21 Subaru WRX FA20 Boost Control Solenoid Kit - W15-BCS MSRP: $180.83 Was: Now: $148.68 inc. Tax MSRP: $169.00 Now: $138.95 ex. Tax Add to Cart Compare Quick view Details Turbo XS | sku: TXSW08-BCS Turbo XS 08-14 Subaru WRX Boost Control Solenoid Kit - W08-BCS MSRP: $159.43 Was: Now: $137.98 inc. Tax MSRP: $149.00 Now: $128.95 ex. Tax Add to Cart Compare Quick view Details Go Fast Bits | sku: GFB3001 GFB ATOMIC Manual Boost Controller - 3001 MSRP: $93.09 Was: Now: $85.55 inc. Tax MSRP: $87.00 Now: $79.95 ex. Tax Add to Cart Compare Quick view Turbo XS | sku: TXSWS08-BCS Turbo XS 08-21 Subaru WRX STi Boost Control Solenoid Kit - WS08-BCS The TurboXS 2008 - 2021 Subaru STI Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket Downpipe or Upgraded Turbocharger.This Part... MSRP: $159.43 Was: Now: $133.70 inc. Tax MSRP: $149.00 Now: $124.95 ex. Tax Add to Cart Compare Quick view Turbo XS | sku: TXSWS02-BCS Turbo XS 02-07 Subaru WRX/STi Boost Control Solenoid Kit - WS02-BCS The TurboXS 2002 - 2007 Subaru WRX Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket Downpipe or Upgraded Turbocharger.This Part... MSRP: $159.43 Was: Now: $133.70 inc. Tax MSRP: $149.00 Now: $124.95 ex. Tax Add to Cart Compare Quick view Turbo XS | sku: TXSW15-BCS Turbo XS 15-21 Subaru WRX FA20 Boost Control Solenoid Kit - W15-BCS The TurboXS 2015 - 2021 Subaru WRX Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket front pipe.This Part... MSRP: $180.83 Was: Now: $148.68 inc. Tax MSRP: $169.00 Now: $138.95 ex. Tax Add to Cart Compare Quick view Turbo XS | sku: TXSW08-BCS Turbo XS 08-14 Subaru WRX Boost Control Solenoid Kit - W08-BCS The TurboXS 2008 - 2014 Subaru WRX Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket Downpipe or Upgraded Turbocharger.This Part... MSRP: $159.43 Was: Now: $137.98 inc. Tax MSRP: $149.00 Now: $128.95 ex. Tax Add to Cart Compare Quick view Go Fast Bits | sku: GFB3001 GFB ATOMIC Manual Boost Controller - 3001 It is important to note that the Atomic does NOT use a "ball-and-spring" system like others on the market, for very good reason. The ball-and-spring system is an attempt to increase the boost rise rate by preventing pressure from reaching the wastegate... MSRP: $93.09 Was: Now: $85.55 inc. Tax MSRP: $87.00 Now: $79.95 ex. Tax Add to Cart Compare Compare Selected × OK
Quick view Details Turbo XS | sku: TXSW08-BCS Turbo XS 08-14 Subaru WRX Boost Control Solenoid Kit - W08-BCS MSRP: $159.43 Was: Now: $137.98 inc. Tax MSRP: $149.00 Now: $128.95 ex. Tax Add to Cart Compare Quick view Details Go Fast Bits | sku: GFB3001 GFB ATOMIC Manual Boost Controller - 3001 MSRP: $93.09 Was: Now: $85.55 inc. Tax MSRP: $87.00 Now: $79.95 ex. Tax Add to Cart Compare Quick view Turbo XS | sku: TXSWS08-BCS Turbo XS 08-21 Subaru WRX STi Boost Control Solenoid Kit - WS08-BCS The TurboXS 2008 - 2021 Subaru STI Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket Downpipe or Upgraded Turbocharger.This Part... MSRP: $159.43 Was: Now: $133.70 inc. Tax MSRP: $149.00 Now: $124.95 ex. Tax Add to Cart Compare Quick view Turbo XS | sku: TXSWS02-BCS Turbo XS 02-07 Subaru WRX/STi Boost Control Solenoid Kit - WS02-BCS The TurboXS 2002 - 2007 Subaru WRX Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket Downpipe or Upgraded Turbocharger.This Part... MSRP: $159.43 Was: Now: $133.70 inc. Tax MSRP: $149.00 Now: $124.95 ex. Tax Add to Cart Compare Quick view Turbo XS | sku: TXSW15-BCS Turbo XS 15-21 Subaru WRX FA20 Boost Control Solenoid Kit - W15-BCS The TurboXS 2015 - 2021 Subaru WRX Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket front pipe.This Part... MSRP: $180.83 Was: Now: $148.68 inc. Tax MSRP: $169.00 Now: $138.95 ex. Tax Add to Cart Compare Quick view Turbo XS | sku: TXSW08-BCS Turbo XS 08-14 Subaru WRX Boost Control Solenoid Kit - W08-BCS The TurboXS 2008 - 2014 Subaru WRX Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket Downpipe or Upgraded Turbocharger.This Part... MSRP: $159.43 Was: Now: $137.98 inc. Tax MSRP: $149.00 Now: $128.95 ex. Tax Add to Cart Compare Quick view Go Fast Bits | sku: GFB3001 GFB ATOMIC Manual Boost Controller - 3001 It is important to note that the Atomic does NOT use a "ball-and-spring" system like others on the market, for very good reason. The ball-and-spring system is an attempt to increase the boost rise rate by preventing pressure from reaching the wastegate... MSRP: $93.09 Was: Now: $85.55 inc. Tax MSRP: $87.00 Now: $79.95 ex. Tax Add to Cart Compare Compare Selected × OK
Quick view Details Go Fast Bits | sku: GFB3001 GFB ATOMIC Manual Boost Controller - 3001 MSRP: $93.09 Was: Now: $85.55 inc. Tax MSRP: $87.00 Now: $79.95 ex. Tax Add to Cart Compare Quick view Turbo XS | sku: TXSWS08-BCS Turbo XS 08-21 Subaru WRX STi Boost Control Solenoid Kit - WS08-BCS The TurboXS 2008 - 2021 Subaru STI Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket Downpipe or Upgraded Turbocharger.This Part... MSRP: $159.43 Was: Now: $133.70 inc. Tax MSRP: $149.00 Now: $124.95 ex. Tax Add to Cart Compare Quick view Turbo XS | sku: TXSWS02-BCS Turbo XS 02-07 Subaru WRX/STi Boost Control Solenoid Kit - WS02-BCS The TurboXS 2002 - 2007 Subaru WRX Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket Downpipe or Upgraded Turbocharger.This Part... MSRP: $159.43 Was: Now: $133.70 inc. Tax MSRP: $149.00 Now: $124.95 ex. Tax Add to Cart Compare Quick view Turbo XS | sku: TXSW15-BCS Turbo XS 15-21 Subaru WRX FA20 Boost Control Solenoid Kit - W15-BCS The TurboXS 2015 - 2021 Subaru WRX Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket front pipe.This Part... MSRP: $180.83 Was: Now: $148.68 inc. Tax MSRP: $169.00 Now: $138.95 ex. Tax Add to Cart Compare Quick view Turbo XS | sku: TXSW08-BCS Turbo XS 08-14 Subaru WRX Boost Control Solenoid Kit - W08-BCS The TurboXS 2008 - 2014 Subaru WRX Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket Downpipe or Upgraded Turbocharger.This Part... MSRP: $159.43 Was: Now: $137.98 inc. Tax MSRP: $149.00 Now: $128.95 ex. Tax Add to Cart Compare Quick view Go Fast Bits | sku: GFB3001 GFB ATOMIC Manual Boost Controller - 3001 It is important to note that the Atomic does NOT use a "ball-and-spring" system like others on the market, for very good reason. The ball-and-spring system is an attempt to increase the boost rise rate by preventing pressure from reaching the wastegate... MSRP: $93.09 Was: Now: $85.55 inc. Tax MSRP: $87.00 Now: $79.95 ex. Tax Add to Cart Compare Compare Selected × OK
Quick view Turbo XS | sku: TXSWS08-BCS Turbo XS 08-21 Subaru WRX STi Boost Control Solenoid Kit - WS08-BCS The TurboXS 2008 - 2021 Subaru STI Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket Downpipe or Upgraded Turbocharger.This Part... MSRP: $159.43 Was: Now: $133.70 inc. Tax MSRP: $149.00 Now: $124.95 ex. Tax Add to Cart Compare Quick view Turbo XS | sku: TXSWS02-BCS Turbo XS 02-07 Subaru WRX/STi Boost Control Solenoid Kit - WS02-BCS The TurboXS 2002 - 2007 Subaru WRX Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket Downpipe or Upgraded Turbocharger.This Part... MSRP: $159.43 Was: Now: $133.70 inc. Tax MSRP: $149.00 Now: $124.95 ex. Tax Add to Cart Compare Quick view Turbo XS | sku: TXSW15-BCS Turbo XS 15-21 Subaru WRX FA20 Boost Control Solenoid Kit - W15-BCS The TurboXS 2015 - 2021 Subaru WRX Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket front pipe.This Part... MSRP: $180.83 Was: Now: $148.68 inc. Tax MSRP: $169.00 Now: $138.95 ex. Tax Add to Cart Compare Quick view Turbo XS | sku: TXSW08-BCS Turbo XS 08-14 Subaru WRX Boost Control Solenoid Kit - W08-BCS The TurboXS 2008 - 2014 Subaru WRX Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket Downpipe or Upgraded Turbocharger.This Part... MSRP: $159.43 Was: Now: $137.98 inc. Tax MSRP: $149.00 Now: $128.95 ex. Tax Add to Cart Compare Quick view Go Fast Bits | sku: GFB3001 GFB ATOMIC Manual Boost Controller - 3001 It is important to note that the Atomic does NOT use a "ball-and-spring" system like others on the market, for very good reason. The ball-and-spring system is an attempt to increase the boost rise rate by preventing pressure from reaching the wastegate... MSRP: $93.09 Was: Now: $85.55 inc. Tax MSRP: $87.00 Now: $79.95 ex. Tax Add to Cart Compare Compare Selected × OK
Quick view Turbo XS | sku: TXSWS02-BCS Turbo XS 02-07 Subaru WRX/STi Boost Control Solenoid Kit - WS02-BCS The TurboXS 2002 - 2007 Subaru WRX Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket Downpipe or Upgraded Turbocharger.This Part... MSRP: $159.43 Was: Now: $133.70 inc. Tax MSRP: $149.00 Now: $124.95 ex. Tax Add to Cart Compare Quick view Turbo XS | sku: TXSW15-BCS Turbo XS 15-21 Subaru WRX FA20 Boost Control Solenoid Kit - W15-BCS The TurboXS 2015 - 2021 Subaru WRX Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket front pipe.This Part... MSRP: $180.83 Was: Now: $148.68 inc. Tax MSRP: $169.00 Now: $138.95 ex. Tax Add to Cart Compare Quick view Turbo XS | sku: TXSW08-BCS Turbo XS 08-14 Subaru WRX Boost Control Solenoid Kit - W08-BCS The TurboXS 2008 - 2014 Subaru WRX Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket Downpipe or Upgraded Turbocharger.This Part... MSRP: $159.43 Was: Now: $137.98 inc. Tax MSRP: $149.00 Now: $128.95 ex. Tax Add to Cart Compare Quick view Go Fast Bits | sku: GFB3001 GFB ATOMIC Manual Boost Controller - 3001 It is important to note that the Atomic does NOT use a "ball-and-spring" system like others on the market, for very good reason. The ball-and-spring system is an attempt to increase the boost rise rate by preventing pressure from reaching the wastegate... MSRP: $93.09 Was: Now: $85.55 inc. Tax MSRP: $87.00 Now: $79.95 ex. Tax Add to Cart Compare Compare Selected × OK
Quick view Turbo XS | sku: TXSW15-BCS Turbo XS 15-21 Subaru WRX FA20 Boost Control Solenoid Kit - W15-BCS The TurboXS 2015 - 2021 Subaru WRX Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket front pipe.This Part... MSRP: $180.83 Was: Now: $148.68 inc. Tax MSRP: $169.00 Now: $138.95 ex. Tax Add to Cart Compare Quick view Turbo XS | sku: TXSW08-BCS Turbo XS 08-14 Subaru WRX Boost Control Solenoid Kit - W08-BCS The TurboXS 2008 - 2014 Subaru WRX Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket Downpipe or Upgraded Turbocharger.This Part... MSRP: $159.43 Was: Now: $137.98 inc. Tax MSRP: $149.00 Now: $128.95 ex. Tax Add to Cart Compare Quick view Go Fast Bits | sku: GFB3001 GFB ATOMIC Manual Boost Controller - 3001 It is important to note that the Atomic does NOT use a "ball-and-spring" system like others on the market, for very good reason. The ball-and-spring system is an attempt to increase the boost rise rate by preventing pressure from reaching the wastegate... MSRP: $93.09 Was: Now: $85.55 inc. Tax MSRP: $87.00 Now: $79.95 ex. Tax Add to Cart Compare Compare Selected × OK
Quick view Turbo XS | sku: TXSW08-BCS Turbo XS 08-14 Subaru WRX Boost Control Solenoid Kit - W08-BCS The TurboXS 2008 - 2014 Subaru WRX Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket Downpipe or Upgraded Turbocharger.This Part... MSRP: $159.43 Was: Now: $137.98 inc. Tax MSRP: $149.00 Now: $128.95 ex. Tax Add to Cart Compare Quick view Go Fast Bits | sku: GFB3001 GFB ATOMIC Manual Boost Controller - 3001 It is important to note that the Atomic does NOT use a "ball-and-spring" system like others on the market, for very good reason. The ball-and-spring system is an attempt to increase the boost rise rate by preventing pressure from reaching the wastegate... MSRP: $93.09 Was: Now: $85.55 inc. Tax MSRP: $87.00 Now: $79.95 ex. Tax Add to Cart Compare Compare Selected
Quick view Go Fast Bits | sku: GFB3001 GFB ATOMIC Manual Boost Controller - 3001 It is important to note that the Atomic does NOT use a "ball-and-spring" system like others on the market, for very good reason. The ball-and-spring system is an attempt to increase the boost rise rate by preventing pressure from reaching the wastegate... MSRP: $93.09 Was: Now: $85.55 inc. Tax MSRP: $87.00 Now: $79.95 ex. Tax Add to Cart Compare Compare Selected