RS-R 80mm 3 in. Turbo Downpipe Subaru WRX Sti
RS*R Ex-Mag Downpipe System reduces restriction on exhaust gas flow extracting the maximum performance potential out of your car. RS*R invests largely in R&D for the developement of these downpipe in order to yield the best results for these specially selected, turbocharged vehicles. One should see significant horsepower/torque and engine response and turbo spool-up when using these units. Downpipe is a very popular "best bang for the buck" upgrade that makes a night and day difference on turbocharged vehicles. For those who want only the best, there's RS*R.
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