MACH Force-Xp Stainless Steel Fender Support Bracket Assembly Dodge Challenger SRT Demon 2018 V8-6.2L (sc) HEMIThese quality made stainless steel fender support brackets are required when installing an aFe cat-back on your Demon. Add more power and sound to your Demon with these brackets and one of the aFe Power cat-back systems available. Stainless Steel Construction: These brackets are 100% stainless steel for maximum strength and durability. Simple, Hassle Free Installation: These brackets have been 100% CAD designed to factory tolerances for a direct bolt-on fitment. MIG-Welded: 100% MIG-welded for life long strength and durability. Dodge Demon: aFe cat-back exhaust system part numbers 49-32062 & 49-32053 (sold separately).