JMF Evo 4-9 Twin Scroll Cast Merge Collector Perrin Perfect for the street driven

Perfect for the street driven and tracked GTR to keep the power robbing engine movement to a minimum ensuring more power is put to the ground

Patented "Direct Digital" Wideband Technology

• Gasoline and Alcohol (E85) Resistant Diaphragm

This is the LH side cover

JMF Evo 4-9 Twin Scroll Cast Merge Collector Perrin Perfect for the street drivenIf you're a DIY manifold builder this collector is a must have! This is the JMF investment cast turbo merge collector for Evo 4 9 twin scroll stock or stock replacement turbos. Made from 304 stainless steel, designed to work with 1. 5" schedule 10 or 40 nominal pipe. This collector will save you hours of labor, no more wasting material trying to figure out angles on the band saw. Reduce welding and porting time drastically! Includes: (1) Flange