If you're looking for the largest exhaust system without sacrificing the weight... look no further, ETS has the largest diameter titanium exhaust system on the market for the Evolution 8 and 9 with a tubing diameter of 3.5". This exhaust system weighs in under 14lbs and features a full titanium design including titanium brackets. This is the most free flowing exhaust with minimal bends on the market.
-Full Titanium w/ ETS Titanium Muffler
-Mandrel Bent 3.0" or 3.5" Tubing
-Full exhaust weights 13.7lbs
-3/8" thick 2-bolt flange
-Hand built in the USA
-ETS Lifetime Warranty