Pulleys - Crank, Underdrive

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 Solution Reversed Intake Manifold Alternator Relocation Bracket Kit: 02-14 Subaru WRXThis Part Fits:YearMakeModelSubmodel2008SubaruForesterSports 2.5 XT2004-2005,2

Torque Solution Lightweight Crank Pulley: Subaru Impreza 2012+ & BRZ 2013+This Part Fits:YearMakeModelSubmodel2013-2017SubaruBRZLimited2013-2017SubaruBR

Torque Solution Lightweight Crank Pulley: Subaru Impreza/WRX/STi/Legacy/ForesterThis Part Fits:YearMakeModelSubmodel2008SubaruForesterSports 2.5 XT2004-2005,2009

Torque Solution Underdrive Crank Pulley Kit Porsche Boxster/Cayman/996/997 w/AC (Excl Turbo Engines)This Part Fits:YearMakeModelSubmodel2004Porsche91140th Anniversary Edition

Torque Solution GT1 Engine Water Pipe Repair Kit : Porsche 911 996 997This Part Fits:YearMakeModelSubmodel2004Porsche91140th Anniversary Edition1998-2011Porsche<

Torque Solution Lightweight WP/Crank/Alt Pulley Combo (Red): Hyundai Genesis Coupe 3.8 2010+This Part Fits:YearMakeModelSubmodel2010,2015-2016HyundaiGenesis Coupe3.82010-

Torque Solution Lightweight WP/Crank/Alt Pulley Combo (Silver): Hyundai Genesis Coupe 3.8 2010+This Part Fits:YearMakeModelSubmodel2010,2015-2016HyundaiGenesis Coupe3.820

Torque Solution Lightweight WP/Crank/Alt Pulley Combo (Black): Hyundai Genesis Coupe 3.8 2010+This Part Fits:YearMakeModelSubmodel2010,2015-2016HyundaiGenesis Coupe3.8201

Perrin 15-20 Subaru WRX Turbo Bracket 2pc Kit

Perrin 02-21 Subaru WRX / 04-21 STI / 00-16 Forester XT Oil Fill Cap - Blue

Perrin Subaru BRZ / Scion FR-S Neon Yellow Oil Cap

Perrin Subaru Neon Yellow Pulley Cover

The PERRIN Lightweight Crank Pulley lightens up your rotating engine parts to free up power. True weight savings can be felt with every blip of the gas pedal. The Perrin lightweight crank pulley...

Perrin 19-21 Subaru WRX / 16-18 Forester Lightweight Crank Pulley (FA/FB Engines w/Large Hub) - Blk