Filed under: Aftermarket,Hummer,Truck,SUV,Diesel,Luxury,Off-Road,Classics Continue reading Mil-Spec M1-R First Drive Review | The ultimate Hummer H1 gets better Mil-Spec M1-R First Drive Review | The ultimate Hummer H1 gets better originally appeared on Autoblog on Fri, 9 Apr 2021 09:00:00 EDT. Please see our terms for use of feeds. Permalink | Email this | Comments Continue reading...