Sigma Performance Services Racing (SPS Racing) has acquired AM Racing, which will allow them to take part in the NASCAR O'Reilly Auto Parts in addition to the ARCA Menards Series and an expanded late ...
Sigma Performance Services Racing, which has run a part-time ARCA Menards Series program over the last couple of seasons, is leaping to go full-time NASCAR O'Reilly Auto Parts Series racing in 2026.
Sigma Performance Services has a new adventure for the 2026 racing season. Last month, AM Racing announced it had been sold to Sigma Performance Services in the NASCAR O'Reilly Series. Following the ...
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