GrimmSpeed OEM Downpipe to 3" Catback Adapter Subaru (Turbo Models) Wheels and then maximizes airflow at

and then maximizes airflow at other points to supply the maximum amount of air to the intake manifold

Jetta and Audi A3 (8P) FWD

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This AEM intake system was designed

(Competitors who smash the ends of their bars flat)

GrimmSpeed OEM Downpipe to 3" Catback Adapter Subaru (Turbo Models) Wheels and then maximizes airflow atExhaust leaks seem to be an all too common issue with most modded Subarus. They tend to spring up out of nowhere and cause hours of troubleshooting headaches. One of the most common leaks that we hear about is from running an OEM downpipe with an aftermarket 3" catback without a proper adaptor. Use an adaptor that allows you to retain your stock donut gasket for the best solution to finally end that pesky leak. CNC machined from mild steel and zinc