10" (258mm) High Performance Converter

10" (258MM) HIGH PERFORMANCE CONVERTER

The Coan Racing COA‑20325‑2 10″ (258 mm) High‑Performance Converter is designed for enthusiasts seeking a compact yet potent upgrade to their TH-series transmission. Engineered to meet Coan’s “High Performance” standards, this converter delivers a stout stall range suited for aggressive street driving and light strip work, all while maintaining worry-free highway manners. The 10-inch unit ensures minimized rotating mass for quicker throttle response yet offers deep enough stall characteristics to improve off-the-line launches.

Whether you're upgrading a street-driven TH350 or TH400, the COA‑20325‑2 provides a balanced, race-informed solution that enhances performance without overcomplicating fitment or drivability.