Steve Cole & TTS MasterTune

Steve Cole: The Mastermind Behind Tuning Harley-Davidson® Motorcycles Steve Cole & TTS: Pioneering EFI Tuning Since 1983 Before the words “dyno-tune” and “ECM flash” became everyday terms in the V-Twin world, Steve Cole was already deep into electronic fuel injection. His journey began back in 1983—decades ahead of the mainstream. While most of the motorcycle […]
