S&S Cycle 2006+ BT Size Code 398 Throttle Body Kit - Wrinkle Black

Designed for big inch engines, providing increased air flow and improved performance. Requires throttle body specific Stealth air cleaners (sold separately) for 58mm and 66mm bores. Features a one-piece throttle body/manifold design for easy installation and stock appearance. Compatible with stock sensors, fuel rail, and throttle cables. Includes a sealed, stainless steel throttle shaft with dual roller bearings for smooth operation and no air leaks. Finished in black powder coat to match stock components. Kit includes hardened steel flanges and seals. No stock throttle body exchange is required.