Go Fast Bits Subaru WRX/STi 03-07, Forester XT 03-08 3-Piece Underdrive Pulley Kit

Go Fast Bits Subaru WRX/STi 03-07, Forester XT 03-08 3-Piece Underdrive Pulley KitGFB lightweight pulley kits are made from aircraft grade 6061 T6 aluminium and offer faster acceleration through significant weight reduction on the crankshaft. Most of our kits are underdriven, which means the accessories are driven slightly slower to reduce parasitic losses. GFB pulley kits are designed to improve acceleration by reducing the rotational mass (inertia) on the crankshaft as well as parasitic loads from the driven accessories. The

No Cutting or Drilling on OEM Parts for Fast Installation

improved performance under heavy braking conditions

Bolt Pattern: 5x120mm

the exhaust produces a vibrant and deep roar from the six-cylinder engine

a closed system prevents unwanted oil vapors entering into the cabin

This competition intercooler has the following core size (610mm x 440mm x 65mm= 17

engineered

FBO with a tune stock turbos made 457whp & 479wtq

Significantly Lower Back Pressure Means the Potential for More Power

All components in H&R VTF kits are precisely designed for this application

Fully reversible back to OEM spec with no modifications needed

RSC’s M3 / M4 Front Air dam was designed and engineered in the USA to the most stringent specifications with the goal of being the most solid and robust air dam available for your vehicle