I'd check with Mazdatrix. I have seen their EP RX7's at the Runoffs with two mufflers so that they could meet sound at their home tracks. They were fast with and without the extra mufflers
www.mazdatrix.com
I'd check with Mazdatrix. I have seen their EP RX7's at the Runoffs with two mufflers so that they could meet sound at their home tracks. They were fast with and without the extra mufflers
www.mazdatrix.com
Scott Peterson
KC Region
83 RX7
STU #17
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