The B&B Fusion Axle Back Exhaust System (FCOR-0564) is a premium bi-modal exhaust upgrade for 2009–2013 Chevrolet C6 Corvette models equipped with the factory NPP dual-mode exhaust system. Crafted from mandrel-bent T-304 stainless steel with quad round tips, this axle-back exhaust enhances exhaust tone and flow while retaining valve-controlled cruising manners. The Fusion design blends the best of the factory NPP control with B&B’s performance tuning to deliver a deep, rich sound that’s mellow under light throttle and aggressive when the valves open — making this an ideal upgrade for drivers seeking a more dynamic exhaust note with bolt-on simplicity.
Designed for Chevrolet C6 Corvette (2009–2013) with factory NPP (dual-mode) exhaust.
Fits base, Grand Sport, and related C6 models with NPP valve control.
Direct-fit axle-back design — no cutting or fabrication required.
Works with OEM mounting points and valve actuators for seamless integration.
B&B Fusion Axle Back Exhaust Assembly (FCOR-0564)
Quad 4″ round double-wall tips matched to C6 rear profile
Mounting hardware, hangers, and clamps for bolt-on installation
Installation guidance
Part Number: FCOR-0564
Material: Mandrel-bent T-304 stainless steel — corrosion-resistant and long-lasting
System Type: Axle-back exhaust (rear section only)
Exit Style: Quad 4″ round double-wall tips
Compatibility: 2009–2013 C6 Corvette models with factory NPP exhaust mode
Operation: Bi-modal sound via factory NPP valve (quiet at cruise, louder when open)
Fusion bi-mode design: Combines quiet cruising sound with aggressive tone when NPP valves open, giving you versatility in sound character.
Enhanced sound quality: Rich, muscular exhaust note that feels more spirited than stock while avoiding excessive drone.
Improved exhaust flow: Mandrel-bent piping reduces backpressure compared to stock rear mufflers, aiding throttle response.
Premium stainless construction: T-304 stainless for durability and resistance to corrosion and heat cycling.
Visual impact: Quad round tips provide an aggressive rear aesthetic that complements the Corvette’s performance image.
Direct bolt-on fitment: Uses OEM hangers and NPP valve connections for straightforward installation.
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