Go Fast Bits GFB 13+ Subaru BRZ / 13+ Scion FR-S Lightweight Aluminum Water Pump Pulley - 2223 $125.00 $112.50 It might be hard to imagine how reducing the mass of a pulley makes a car go faster, but accelerating a heavy factory pulley from say 3000-7000 RPM in a second or two saps a measurable amount of torque. GFB Lightweight Pulleys reduce inertia by up to 85...
Go Fast Bits GFB 13+ Subaru BRZ / 13+ Scion FR-S Lightweight Alternator Pulley - 2221 $62.00 $55.80 It might be hard to imagine how reducing the mass of a pulley makes a car go faster, but accelerating a heavy factory pulley from say 3000-7000 RPM in a second or two saps a measurable amount of torque. GFB Lightweight Pulleys reduce inertia by up to 85... Add to Cart
Go Fast Bits GFB 13 Subaru BRZ / 13 Scion FR-S 3 Pc L/W Pulley Kit (Inc Crank/Alternator/Water Pump Pulleys) - 2016 $350.00 $315.00 It might be hard to imagine how reducing the mass of a pulley makes a car go faster, but accelerating a heavy factory pulley from say 3000-7000 RPM in a second or two saps a measurable amount of torque. GFB Lightweight Pulleys reduce inertia by up to 85... Add to Cart
Torque Solution Torque Solution Lightweight Crank Pulley: Subaru Impreza 2012+ & BRZ 2013+ - TS-SU-206 $99.99 Torque Solution Lightweight Crank Pulley: Subaru Impreza 2012+ & BRZ 2013+This Part Fits:YearMakeModelSubmodel2013-2017SubaruBRZLimited2013-2017SubaruBRZPremium2015SubaruBRZSeries.Blue2016SubaruBRZSeries... Add to Cart