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the ultra flows sound great in the car. a nice deep rumble. they are a little louder than i was expecting but i can live with that.

here is a video of my scamp. i think the exhaust sounds great. what do you guys think. headers, summit 2.5 exhaust kit, dynomax ultra flow mufflers. click the link to watch http://www.youtube.com/watch?v=h5q0eoNq5_4

i bought the 2.5 inch system from summit for my 69 dart and i also bought dynomax ultra flow mufflers and swapped them . i was so impressed with the quality, the sound and how easy it was to install that i ordered another system for my 76 scamp.i don`t know how the summit mufflers sound but how...

i really do not like the way those mufflers sound. the are to loud and raspy sounding. have you heard dynomax ultra flo mufflers, they are the best sounding muffler i have ever heard period. but everyone has there own opinion.

i bought the summit exhaust ( 2 1/2) and then i bought dynomax ultra flow mufflers. the ultra flows claim to flow 1300 cfm compared to flowmasters that flow 350 cfm. they also fit perfect in place of the super turbos that come in the summit exhaust kit. and they sound great...