Hey Woody,

I am forced to disagree with waldo53. According to Clifford Pref. you can gain up to 12 percent with the "X" pipe. See the attached URL.

http://www.cliffordperformance.net/...Product_Code=26-C&Category_Code=C235

Also, don't "over pipe" the exhaust. MAX I would go on your 235 is 2 1/2, but Clifford likes 2 1/4.

best wishes, Les