Hot on the heels of the IROC Daytonas are the '90 street versions. The Daytona Shelby comes on strong with a 2.2-liter intercooled Variable Nozzle Turbo (VNT) that almost eliminates boost lag and ...

The aftermarket was slower to embrace the 6.7L Cummins than its 5.9L predecessor for several reasons. The most important being its host of emissions equipment (EGR, DPF)-as removing them voids ...