G1Pro Y90 Reducer – 4” Inlet to Dual Outlet (Finished Part)

Product Overview

This is a G1Pro-engineered reducer Y-pipe designed for high-performance intake and charge pipe applications. The geometry shown features a 4” inlet transitioning to dual 3” outlets, developed using a 100mm centerline radius and a G3 continuous spline loft to ensure smooth flow, consistent curvature, and professional manufacturing intent.

This product is supplied as a finished, metal-printed component, manufactured and quality-checked by G1Pro.

This is not a concept model.
This is a manufacturing-grade engineering component.

Key Features

• 4” inlet configuration (Hydraflow / Wiggins or straight tube options available)

• Dual 3” outlet configuration

• 90° Y-pipe geometry

• 100mm centerline radius (CLR)

• G3 spline loft for smooth flow transition

• Designed with real fabrication tolerances

• Suitable for high-boost and motorsport applications

Manufacturing & Materials

Each part is metal additively manufactured and inspected by G1Pro prior to delivery.

Available Materials & Wall Thickness Options

• Aluminum

  • .065” wall

  • .080” wall

• 316 Stainless Steel

  • .050” wall

  • .065” wall

• Titanium

  • .050” wall

Material and wall thickness selection directly affect strength, weight, and cost and should be chosen based on the intended application.

Connection Options

• Hydraflow (Wiggins)
  Designed for high-boost, quick-disconnect motorsport applications.

• Straight Tube (No Wiggins)
  Intended for welding, beading, or custom hose connections.

Quality & Branding

• Manufactured exclusively by G1Pro

• Fully inspected prior to shipment

• Branded physical component

• Designed and validated by an experienced motorsport engineer

Important Notes

• This is a made-to-order physical component

• Lead times vary based on material and configuration

• No STL or digital files are included with this product

• This product is intended for experienced builders and fabricators

• Proper installation and application suitability are the responsibility of the purchaser