GFB 13 Subaru BRZ / 13 Scion FR-S 3 Pc L/W Pulley Kit (Inc Crank/Alternator/Water Pump Pulleys) 2016 Drivetrain_Clutches & Flywheels Fully modular and interchangeable with

Fully modular and interchangeable with our EVO15069 Ram Air scoop

Supertech 2011+ Mini Cooper R56 N18B16A/N18B16C Black Nitrided Intake Valve - Set of 8

Mahle MS Piston Set Duramax 4

GPS module available separately

65mm Head STD 103

GFB 13 Subaru BRZ / 13 Scion FR-S 3 Pc L/W Pulley Kit (Inc Crank/Alternator/Water Pump Pulleys) 2016 Drivetrain_Clutches & Flywheels Fully modular and interchangeable withIt 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 percent, so most of the torque that used to accelerate the pulley can now be applied to the wheels. This Part Fits: Year Make Model Submodel 2013 2016 Scion FR S Base 2013 2020 Subaru BRZ Limited 2013