AFE 48-32031-T Twisted Steel Short Tube Headers (Titanium Ceramic) for 15-23 300 / Challenger / Charger 6.4L 392 & 6.2L Hellcat. The headers are built with mandrel-bent 304 stainless steel tubing and feature a titanium Cerakote ceramic coating inside and out to reduce engine compartment heat. Delivering up to 6 HP and 10 lbs. x Ft. torque, these headers have optimized tube lengths for improved flow and performance.