Kartboy Alternator Cover - Carbon Fiber - 2002-2014 Subaru WRX / 2004-2021 Subaru STI / EJ Models PDM_cat-back-exhaust-system MILSPEC hard-anodized valve

MILSPEC hard-anodized valve

The factory part uses thin-gauge steel tubing that is well-documented to crack over time and high mileage -- when it does

AEM has provided OBDII address programmability through the buttons on the gauge face if a different address other than the default address is required

and it responds to quality calibration with improved character throughout the driving range

Kartboy Alternator Cover - Carbon Fiber - 2002-2014 Subaru WRX / 2004-2021 Subaru STI / EJ Models PDM_cat-back-exhaust-system MILSPEC hard-anodized valveKartboy 02 14 Subaru WRX 04 21 Subaru WRX STi EJ Models Alternator Cover Carbon Fiber