Calibrated Power L5P/ L5D Stealth STR Turbo blue more aggressive exhaust tone without

more aggressive exhaust tone without breaking your budget

Now works on ZR2 Models

Full-length coil springs add 4" lift while maintaining ride comfort

and/or cracking in high-performance applications where excessive heat is introduced

a wide-open inlet and outlet

Calibrated Power L5P/ L5D Stealth STR Turbo blue more aggressive exhaust tone withoutThere's nothing better than upgrading your parts instead of just replacing them. That's why the Stealth STR is the perfect upgrade for your 2017, 2018, or 2019 Chevy Silverado GMC Sierra 2500 3500 L5P Duramax. It combines the affordability of a stock turbo replacement with some of the best upgrades you can get in a drop in L5P charger. Whether youre looking for more power or simply a do it all kind of turbo with some added durability the STR delivers.