Originally Posted by SpiderGST
On the thermal exhaust is 3" all the way through? Wanting to get it for my build. I just don't want to have to cut on such a beautiful thing. Is it 3" where it meets the dp? Most of the after market exhaust systems are reduced right at the flange to accommodate for stock dp usage.
You are right the Thermal exhaust does reduce down for the stock down pipe.
We have had request to modify and weld on a 3 inch flange for customers to accept 3 inch down pipes and we do it quite often. If this is something you would like to do just shoot me a PM and we can set something up.