Cadillac PR confirmed today the 300 HP 2.8-liter V6 SRX Turbo has been discontinued due to low sales. Over 90% of SRX sales have been of the 3.0-liter model. Go figure crossover buyers want higher fuel economy. Who knew? [GMInsideNews]

Gunnar Heinrich, editor of AutomobilesDeluxe, recently mistakenly filled a press fleet Cadillac SRX Turbo with regular unleaded fuel. The result? A catastrophic "mega knock event." His semi-harrowing tale of sudden unintended highway deceleration below. — Ed.

The 2.8-liter, turbocharged V6 in the 2010 Cadillac SRX 2.8T adds 35 HP and a whopping 72 Lb-Ft of torque over the base V6. That's good, because we planned to take it out on GM's famous Lutz Ring.