Perrin Crank Pulleys BRZ FR-S T86 Subaru Invidia's catless downpipes will cause

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Perrin Crank Pulleys BRZ FR-S T86 Subaru Invidia's catless downpipes will causeThe PERRIN Performance Crank Pulley for the Subaru BRZ Scion FR S weighs just 1. 2 lbs, which is 3. 7 pounds lighter than the stock OEM crank pulley. This reduction in weight from the crank shaft is equal to removing more than 100 lbs of vehicle weight! Throttle response, horsepower and torque are all increased with this easy to install part. Design Designed to look mean and fast, the PERRIN Performance crank pulley for the BRX FR S has precision