SEMA 2011: New Light-Weight Street and Strip Calipers From SSBC
 

The Comp Series calipers are perfect for cars that see a lot of trips down the drag strip, but are also occasionally driven on the street. They are a lightweight, 4-piston design that allows for 20% more brake pad surface area, and is 25% thicker to stand up to the abuse of street driving and strip duty.

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