Smooth End Tank Internal Contours - Designed for maximum flow
Machined Throttle Body Connection - Tight, leak and trouble-free seal
Machined Flange Faces and Internal Bores - Maximum pressure-tightness and unrestricted flow
Permanent Mold End Tank Tooling and Casting - Allows much tighter tolerances and higher strength
Stainless Steel Threaded Inserts - Prevent cross-threading or damaged threads
High-Density, High-Flow Core - Optimizes heat transfer and minimizes flow restriction for turbo Subarus
Cleaned, Inspected and Sealed Prior to Shipping - Prevent Motor Damage Due To Foreign Matter