I changed to a 2.5 in 2.5 out 2 chamber flow..not a flow its a IMCO muffler.anyway the truck seems to take longer to wind up and running hotter than it was.Is it the new muffler.I reset the pcm and now it seems richer
I changed to a 2.5 in 2.5 out 2 chamber flow..not a flow its a IMCO muffler.anyway the truck seems to take longer to wind up and running hotter than it was.Is it the new muffler.I reset the pcm and now it seems richer
Vortec Performance Tuned
LQ9 built 4L60 LTs and a billion miles on the speedo!
Some mufflers are made to flow one direction like A=>B. Could this be the problem?
2006 Superior Blue Trailblazer SS AWD, Stock as a rock
Sold: 2002 GMC Sportside Denali front end with a 2002 LS1, FLT level 5, Yank 2600, Trick Turbo, T76, Nelson intercooler, 60LB injectors, Warbro fuel pump, Eaton locker, Magnaflow, 3.42, Nelson Performance Tuning (speed density).
Sold: 1981 GMC LB RC 1500 2002 4.8L 4L60E 12 bolt 3.73 Richmond Lock Right AC PS Nelson Performance tuning
Inlet and outlet are in the correct place...I talked to the company rep.,and hes going to send a differant muffler to try and will keep sending mufflers until we find what I like.The company is down by Austin somewhere......Good ole Texas boys
Vortec Performance Tuned
LQ9 built 4L60 LTs and a billion miles on the speedo!
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