Go Fast Bits Underdrive Pulley Kit Subaru Models - 2008-2014 WRX, 2008-2021 STI
Go Fast Bits Underdrive Pulley Kit Subaru Models - 2008-2014 WRX, 2008-2021 STI
Go Fast Bits Underdrive Pulley Kit Subaru Models - 2008-2014 WRX, 2008-2021 STI
Go Fast Bits Underdrive Pulley Kit Subaru Models - 2008-2014 WRX, 2008-2021 STI
Go Fast Bits Underdrive Pulley Kit Subaru Models - 2008-2014 WRX, 2008-2021 STI Go Fast Bits Underdrive Pulley Kit Subaru Models - 2008-2014 WRX, 2008-2021 STI Go Fast Bits Underdrive Pulley Kit Subaru Models - 2008-2014 WRX, 2008-2021 STI Go Fast Bits Underdrive Pulley Kit Subaru Models - 2008-2014 WRX, 2008-2021 STI

Go Fast Bits

Go Fast Bits Underdrive Pulley Kit Subaru Models - 2008-2014 WRX, 2008-2021 STI

SKU: GFB2014

$444.99 CAD $479.45 CAD

⏳ Sale ends in {timer}

2 pieces in stock

Here, you are looking at the GFB Pulley Kit for the 08-14 Subaru WRX and 08+ STI. This kit consists of a lighter crank, alternator, and power steering pullies that save weight and rotational mass to improve the engine response.

 

 

 

DETAILS:

  • Lightweight aluminum construction
  • The crank pulley weighs .86 lbs
  • Power steering pulley weighs .37 lbs with 18% underdrive
  • Alternator pulley weighs .14 lbs with 16% underdrive
  • The total mass of GFB pulley kit is 1.38 lbs
  • Mass savings for STI models: 5.31 lbs
  • Mass savings for WRX models: 4.43 lbs
  • AC compressor will still operate at normal speeds
  • Includes new alternator/power steering belt 
  • Black finish
    • .

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