The Edelbrock High-Flow EFI Intake Elbow #3815 is a CNC-machined casting intended for very-high-power EFI and forced-induction applications, capable of supporting naturally aspirated or boosted engines above 1,100 horsepower. It accepts up to a 120mm throttle body on a 4.250" square bolt pattern, adapts to 4500-series intake flanges with a 5.375"-square base, has a 10° downward/100° total angle, an internal divider to improve flow distribution, and includes a universal throttle bracket.
Edelbrock EFI Intake Elbow Universal 100 Deg 120mm T B to 4500 Dominator Flange