[dmband234]

What are cheap but good mods i could do to a 2001 5.9 R/T? i want to make it fast and loud
Thanks for your input

 

[durango59rt]

Throw on a flowmaster super 44 muffler..have them replace the piping from the muffler back..$250 installed and a nice loud, deep sound..if you want cheap, look into a k&n drop in filter for about $50-60..180 degree t-stat for less than $10..not a bad start for around $300

 

[DAYTONA81]

1 chamber flowmaster loud and sound badass

 

[dmband234]

Also my brother has a 2001 5.2 SLT what are some things he could do to his for the same results?