5th Drive Gear TY856 6MT Ratio 0.891 Caliper Seal Kit The exhaust is a full

The exhaust is a full 3in design from the flange connection on back through the muffler

VIEW THE INNER WORKINGS

Fits EJ applications with plastic intake manifold

EJ207/EJ205

COBB cast aluminum turbo inlet replaces the failure and leak prone plastic factory part

5th Drive Gear TY856 6MT Ratio 0.891 Caliper Seal Kit The exhaust is a full5th drive gear for 6 speed manual transmissions with trans ID codes starting with "TY856". This is for long (tall) ratio applications including our RST F145Kit (2nd 6th long ratio) gear set. Optional REM ISF (superfinishing) treatment. ISF is a precisely controlled treatment that reduces surface roughness left from the machining processes thereby improving reliability, reducing friction, and all but eliminating break in requirements and the resulting