Pretty much like the reviews before mine, the guys at UA provide great service and you can tell they really care about their customers. I brought my camaro to them last summer to have new floorpan sections welded in and to have it rust proofed. I told...
Read more...Modern Hemi Packages

Underground Autosports likes to make modding your MODERN HEMI's as easy as possible, so that is why we built these packages. We know that these Mopars have a lot of potential. One of the first steps to releasing this is Tuning. We have an in house dyno and an experienced tuner that has owned 2 modern mopars himself. Both in which were turbo Jeep SRT8s. So there is no job too big or too small that we can't tackle. RT - SRT - SRT8 - SRT10
Modern 5.7 and 6.1 Hemi Packages
HEMI Basic Bolt on Dyno TuneHEMI 125 Zex nitrous kit Install and TuneHEMI Procharger packagesHEMI Turbo PackagesHEMI Deep Tunnel Exhaust PackageHEMI Clock Stopper Camshaft KitHEMI Chimera Kit |
$600$2,250$7,950Call for price$3,600$5,500$7,900 |
Modern 6.4 Hemi Packages
HEMI Basic Bolt on Dyno TuneHEMI 125 Zex nitrous kit Install and TuneHEMI Procharger package (install and tune)HEMI Turbo PackagesHEMI Deep Tunnel Exhaust PackageHEMI Clock Stopper Cam Shift KitHEMI Chimera Kit |
$600$2,500$8,150Call for price$3,600$5,500$7,900 |