6.4 HEMI Throttle Body Upgrade Guide
In 2007, Stellantis (formerly Chrysler) first released the 6.4 HEMI V8 (also known as the 392 HEMI) to much fanfare and acclaim. Depending on the model, the naturally aspirated engine makes 360–485 horsepower and 430–475 lb-ft of torque. Dodge/Chyrlser has most prominently featured the engine inside the SRT-8 and SRT 392 300c, Challenger, and Charger…