Kryptonite Shock Extension Kit 11-26 GM 2500HD/3500 CMNS-3923129 The Street Tune is a

The Street Tune is a perfect mix of fun and drive-ability with a smooth power curve that retains the factory turbo-braking feature

If you have excessive tire wear

This is a direct fit Cometic gasket and will seal your oil pan the right way stopping those annoying oil leaks

Constructed with 100% polyurethane on all four sides

you'll probably want to replace the lowers while you're at it

Kryptonite Shock Extension Kit 11-26 GM 2500HD/3500 CMNS-3923129 The Street Tune is aThe factory location of the upper shocks on your GM 2500HD 3500 limits the amount of down travel of your front suspension. This can be fixed with the simple installation of the Kryptonite Shock Extension Kit. This kit allows you to extend your factory length shocks to allow your suspension to achieve the full amount of down travel available. NOTE: Will NOT fit on 2024+ AT4X & ZR2 trucks equipped with DSSV shocks.