GFB3 pc Underdrive/Non-Underdrive Pulley Kit 2008-2014 WRX / 2008-2021 STI Oils & Oil Filters>Oil Filters

GFB3 pc Underdrive/Non-Underdrive Pulley Kit 2008-2014 WRX / 2008-2021 STI Oils & Oil Filters>Oil FiltersIt 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.

Longer friction life

that's what I thought

4 inches (240mm)

Not many enthusiasts are aware that OEM and more importantly aftermarket sway bar effectiveness can be hindered by worn or inadequate mounts

as well as during high-performance driving

It’s no secret that Honda’s 2

Designed to maximize exhaust flow and minimize exhaust temperatures your truck will use less gas

Type: Racing Harness

the front top hats are camber adjustable

Maximum Differential Fuel Pressure: 10

especially that crucial 2nd-3rd shift

Provides a better aesthetic appeal with a clean lowered look that is not too low