CCWs - Forged USA
Rotiform - Cast, Forged USA
R-Worx - Forged USA (using German forged aluminum blanks)
Those are some of the once I looked into.
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6MT | COBB | AR | AE | Forge DV | HPF | P3 Gauge | Hybrid Intake | O.S.Giken TCD | All M3 bits | TCKLine | StopTech | UUC | ER | SPEC
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