MagnaFlow High Flow Catalytic Converter

2008 300C / Charger / Magnum / 5.7L Hemi AWD

51585 / 51584

The MagnaFlow High Flow Catalytic Converter delivers OEM-grade performance and Federal/EPA compliance for vehicles equipped with 5.7L Hemi engines. Designed for a precise, direct-fit installation on either the driver or passenger side, this converter features mandrel-bent stainless steel tubing and a robust spun body for superior exhaust flow and strength. Each unit undergoes advanced 3D scanning during development to ensure perfect fitment and OE-like functionality. The single laser fusion weld design reduces the risk of leaks while maintaining compactness for improved thermal efficiency. Built to withstand harsh conditions, it meets or exceeds Federal emissions standards, ensuring clean, efficient operation and dependable check engine light prevention.

• OEM Grade Federal/EPA compliant design
• Available for Driver Side (51584) and Passenger Side (51585)
• Direct-fit installation — no cutting or welding required
• Stainless steel body and finish for corrosion resistance
• Spun body construction for enhanced durability
• Mandrel-bent tubing for unrestricted exhaust flow
• Single laser fusion weld minimizes leak potential
• Bolt-on inlet and clamp-on outlet connections
• Ceramic substrate material for high efficiency
• Engineered with 3D scanning technology for OE accuracy
• Meets Federal emissions standards for OBDII vehicles

MagnaFlow is a performance exhaust manufacturer best known for cat‑back and axle‑back systems, mufflers, and catalytic converters engineered for quality sound and improved flow. Their vehicle-specific exhaust options span muscle, import, and truck applications—making MagnaFlow a staple upgrade when you want a deeper tone, cleaner fitment, and a proven performance-focused exhaust setup.