Perrin Alternator Pulley Cover Red WRX (2002-2014) STI (2004-2018) Scion The straight through mufflers are

The straight through mufflers are designed to optimize horsepower with very little restriction

Bracing these points will make a dramatic difference in how your Subaru handles by increasing front end rigidity and reducing flex and front end body roll

with aggressive roadholding and improved safety will give your Subaru Legacy the look and performance you've been waiting for

During turning

Built for performance as well as looks

Perrin Alternator Pulley Cover Red WRX (2002-2014) STI (2004-2018) Scion The straight through mufflers areNo longer do you have to be embarrassed by your ugly stock pulley cover! The Perrin Performance pulley cover for the Subaru WRX and STI is constructed of 5052 plate aluminum with precision drilled mounting holes and additional pre marked indents for those who want to reuse your drive by cable support clips. Choose from Perrin's signature wrinkle red, black, or silver powder coated finishes for long lasting good looks under the hood.