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moonmonkey · 02-15-2010, 10:19 PM

my echo has a cat,,,then a resonator,,,,,then a muffler, if i were to replace the resonator with a pipe ,,, i know the noise would go up , but would there be any mpg increase? i dont want to sound like a ricer, but for enough fe i will do it ,,,anybody done this, or have ideas?

02-15-2010, 10:19 PM	#1 (permalink)
moonmonkey ecomonkey Join Date: Dec 2009 Location: middleburg fl Posts: 240 silver clown - '02 toyota echo 2 door base 90 day: 47.16 mpg (US) white ghost - '05 prius base 90 day: 47.53 mpg (US) white pearl - '12 toyota prius base Last 3: 45.69 mpg (US) Thanks: 33 Thanked 30 Times in 21 Posts	remove exaust resonator for mpg? my echo has a cat,,,then a resonator,,,,,then a muffler, if i were to replace the resonator with a pipe ,,, i know the noise would go up , but would there be any mpg increase? i dont want to sound like a ricer, but for enough fe i will do it ,,,anybody done this, or have ideas?