i am thinking about running a 3 to 4 inch downpipe from full race but am not sure if i will be able to fit a 4 inch exhaust all the way back. my setup is a 96 hatchback full race top mount dual 38 mvs wastegates 35r with a 1.06 exhaust housing sleeved gsr bottom end with ls crank and type r head with inline pro springs and retainers and type r cams. looking to make over 600hp on race gas please help me out and let me know what you guys think . i was thinking oval piping if i went with 4 inch back . thanks for the help

 

any help ?

 

I have an ek with full 4 in (peakboost dp)

 

^
Holy dear god, looks like a nice cummins or duramax setup! I'm JEALOUS!

 

nice setup man no problems running it all the way up back? thanks for the help and pics

 

what muffler you running too ?

 

no problems running it at all just keep it tucked up and you will have no ground clearance issues. Its a burn race muffler. 4inch through

 

thanks for the help man
anyone else running 4 inch ?

 

that must be loud as ****

 

anyone else ?