Originally Posted by Cab_Burge
My old pump gas duster ran a set of Headman fender well A body headers with 2.0 primary pipes with 3.5 inch collectors going into a 3.0 inch system to the Magnaflow 14x7 oval muffs mounted behind the rear end, it went 9.993 at 134.8 MPH on Oregon pump swill with the air cleaner and exhaust system on using 91 octane Oregon pump swill boogie
It weighed 3450 lbs. with me in the car shruggy
I did remove the pipes and muffs from the collector back at our local 1/8 mile track and it pick up from 7.01 to 6.98 ET and .2 MPH, not worth taking it off twocents realcrazy shruggy


So your exhaust system don't hold you back, a real test up