Honda B-Series DBW Adapter – Bosch 74mm Throttle Body Conversion
 
In Stock – Ready to Ship Immediately
 
Upgrade your Honda B-Series intake system with the Ichiban Engineering B-Series DBW Adapter, designed to perfectly fit a Bosch 74mm Drive-By-Wire throttle body.

This CNC-machined billet aluminum adapter plate allows you to modernize your setup with precise electronic throttle control while retaining OEM reliability and fitment.
 
Key Features
 
Direct Bolt-On Fitment: Converts OEM B-Series throttle body pattern to Bosch 74mm DBW — no fabrication required.
CNC Billet Aluminum Construction: Precision-machined from 6061-T6 for durability, perfect sealing, and clean OEM-style finish.
O-Ring Sealed Design: Prevents air leaks under vacuum or boost.
Complete Hardware Kit: Includes O-ring seal and stainless-steel mounting bolts for both the adapter and throttle body.
Fits Popular Manifolds: Compatible with Skunk2 Ultra Street, PracWorks Carbon, K-Power Industries, and more.
 
Perfect for tuners upgrading to Drive-By-Wire throttle setups, standalone ECU conversions, or modern K-to-B swaps — this B-Series DBW Adapter delivers precision, performance, and simplicity in one billet package.