single or dual?
#1
single or dual?
okay... i brought this up on another thread but nobody answered it.... so maybe i'll give it another shot.
my goal is to get better gas mileage on a 300. does going single exhaust help or not? if so... why? and how? and where can i get a stock bumper that only has one outlet.
my goal is to get better gas mileage on a 300. does going single exhaust help or not? if so... why? and how? and where can i get a stock bumper that only has one outlet.
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starstreak
GS - 3rd Gen (2006-2011)
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12-22-06 02:39 PM