What kind of gains will our Sale Director's Roush Mustang see over a simple header swap?
What kind of gains will our Sale Director's Roush Mustang see over a simple header swap?
To help get Project Grabbr ready to make even more power, we install and dyno test a set of JBA long tube headers and matching H-pipe on our 2011 Mustang GT.
We drove our 1971 Dodge Dart Swinger onto the dyno to get some numbers. Then we did three common upgrades, one at a time, with dyno runs in between to see what kind of power we can get on a small block Mopar.
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