1990 Ford F-250 By Rich’s
Building a custom one-off Y Pipe to a Flo~Pro Stainless Muffler will release 2+ miles per gallon and add nearly 20 horsepower. Removing the stock small tubing and upgrading to 3 inches with mandrel-bent tailpipes allows for these huge gains. A mild rich tone that will not disappoint.
![](https://i1.wp.com/richsperformanceexhaust.com/wp-content/uploads/2020/01/Screen-Shot-2020-01-29-at-5.04.25-PM.jpg?ssl=1)