Please help with exhaust - Toyota Yaris Forums

SirDigby · 09-30-2017, 03:10 PM

you could remove both A and B and it will have no effect on computer fault codes. the statement "mufflers:...increases engine back pressure, hampering performance" is quite the misnomer. you might gain 1hp from removal. might...

06YarisRS · 09-30-2017, 09:00 PM

Quote:

Originally Posted by SirDigby

you could remove both A and B and it will have no effect on computer fault codes. the statement "mufflers:...increases engine back pressure, hampering performance" is quite the misnomer. you might gain 1hp from removal. might...

Thanks, SirDigby. I have no interest in increasing horsepower. I only want my exhaust to sound stock, or as close to that as possible. I'm a little disappointed that the resonator was removed, but I'm guessing it must have been in hard shape, otherwise he would not have removed it.

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09-30-2017, 03:10 PM	#1
SirDigby View User's Garage Drives: 2007 yaris 3 door Join Date: Sep 2015 Location: Denver, Colorado Posts: 1,000	you could remove both A and B and it will have no effect on computer fault codes. the statement "mufflers:...increases engine back pressure, hampering performance" is quite the misnomer. you might gain 1hp from removal. might...