121" to 136"

[DOG]

What extras do i need to convert to a 136 on my 02 viper? Going to put a ripsaw in. No studs this year. Thanks

 

[Bluebozz]

136 kit

Best way is to by a kit from Hartman or Mountain performance
i longtracked my srx with a mpi kit and it was a breeze everything you need in a box

 

[knuckles]

I went with the tracks usa extensions and the Maximum Performance kit on my 02 Viper.