duramax630
New member
- Joined
- Jul 5, 2009
- Messages
- 7
so i just bought my lbz about a month ago and its still bone stock i have the programmer i want picked out now what should i do for exhaust?? i know of a company called farmboy diesel and their exhausts are pretty cheap but i dont know how good the quality is. And should i run 4 or 5 inch. Does anyone have any tips on getting the new downpipe on looks like it might be a pain but i dont know never have put one on a dmax just cummins which are very simple. Thanks for the help