Thunderbolt cat's are designed to give high performance in limited spaces. This high flow converter features a ceramic brick with 400 holes per square inch. This 100% OBDII EPA legal catalytic converter is designed for engine's up to 5.9L / 6000 lbs. (Not for use in California)

Part # - 410175
Length - 11"
Body - 4" Round
Inlet - 1.75"
Outlet - 1.75"
Brick Type - Ceramic