On 09/23/2009 gspd2 wrote:

Superb! If you're looking at this and have been thinking about upgrading...stop researching and just BUY IT!!! Instalation instructions could be more detailed, but not too difficult at all and boy will you notice the power gain!!! Thank you Mean Cycles and Thunder Mfg.!!!

On 05/21/2009 evanbroers wrote:

Very nice product!!! Great looks, great performance!!! I would recommend this to anyone. Bike runs like a champ!