Originally Posted by delsoldude
You will loose some back pressure, which will in turn cut your MPG. My muffler was hangin and mine when it the shitter
how do you explain that i drove from columbia to kansas city and back and then some (371 miles) on one tank and when i filled up after that tank i couldnt fit 10 gallons in so that tells me that i probably had about a gallon left which would have put over 40mpgs. so much for the back pressure myth