update ecu with slip on mufflers?
09-06-2010, 12:40 PM
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update ecu with slip on mufflers?
do i need to update my ecu if i put on screaming eagle slip on mufflers?
09-06-2010, 12:43 PM
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no not really, I have the same slip on's with my 1200 custom and there are no problems
09-06-2010, 12:53 PM
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As long as you don't change your stock air intake system.
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883,
davidson,
eagle,
ecm,
ecu,
harley,
hd,
mufflers,
ons,
screamin,
slip,
slipon,
stage,
stock,
update,
work,
xr1200 
