Quote:
Originally Posted by ExclusivSTS
You weren't joking...this system sounds remarkable!
You had mentioned pairing with Challenge? Whats advantage of that appose to full RPI system.
Thanks Cal!
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If you pair the RPI GTM axle back unit with Challenge X-Pipes, you have multiple options depending on what setup you want to go with. (ie: retain OEM cats, utilize HFCs, catless w/ resonators, etc.) whereas the full RPI GTM race system is just catless with no resonators...