aFe Twisted Steel Shorty Headers 2015-2023 Challenger 392/6.4L

Performance Gains: This system produced gains of up to +6 HP and +10 lbs. x Ft. TQ., as measured on our in-house dyno. 1-3/4 IN - 3 IN 304 Stainless Steel Construction: This system is constructed of 1-3/4 IN - 3 IN mandrel-bent 304 stainless steel tubing for maximum strength and durability. Heavy Duty Flanges: Factory style laser cut machined flanges are used used for a secure leak-free seal. Installation: Utilizing factory style and flanges this system is designed to fit in the stock locations with no cutting or modifications required for a hassle-free installation. Computer-Aided Design: Utilizing state-of-the-art computer-aided design technology, this system is designed for custom, high tolerance factory fitment. MIG-Welded: 100% MIG-Welded for race-proven strength and durability.