What is the difference? What should I replace mine with on my 93 toyota 3vz-e V-6? I don't know if the stocker is a 2 or 3-way unit. Should I go with the stock 2" inlet or go to 2.25 or 2.5"? I am re-doing everything from the exhaust manifolds back. Thanks...

Last edited by AlaskaToy; 06/17/06 05:23 AM.