take out your OEM cat ,exhaust and header put performance ones on and it will make a difference -
or make it your own way LFI
put straight piping on all the way to the cat
These are the parts of your exhaust
1.front pipe and tip -put on any performance universal muffler
on and put a glass pack all the way to the catalytic converter
or depending on what car you can find exhaust kits for it
Bobby A - a true car man
The stock exhaust diameter is 2 inches
I do not think you can modify the exhaust in KY . Hope Iam wrong
it helps you swim better! -B-rad
it may raise noise to an illegal level
While stock diesel systems are very loud they are not the loudest type of exhaust you can get. To get an exhaust that is extremely loud you're going to need to go with the custom or bolt on route.
hollow out the muffler
what year 900 ninja exhaust? If you want stock exhaust for a 1984-1986 Kawasaki GPz900r then I know where you can get them new.
On a stock exhaust, there is one muffler and two tips
Stock Toyota exhaust system.
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You can get a performance chip for the computer, and also modify your exhaust
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