As far as horse power increases, Flowmaster is at the bottom of the scale. Magnaflow, Bassani, Dynomax are some that will outperform Flowmaster any day. Use the search feature to look for info.
flowmaster=more HP?
Does anyone how much HP Flowmaster adds?. Is there diff. kinds? I haven't got that part down yet. I read about 15rwhp,but then I read that it could go up 40+rwhp? little confused.
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