MagnaFlow 23409 Direct-Fit Catalytic Converter for 92-96 Chevy Corvette 5.7L

Vehicle Fitment

• 1992-1996 Chevrolet Corvette C4 (5.7 L V8, US-fed models--front/pre-cat)

Fitment Notes

• Federal/EPA HM-Grade direct-fit converter--pre-catalytic (front position)
• Not California/CO/NY CARB-legal; Federal emissions compliant only
• Includes OEM-style flanges and hardware--bolt-on install, no welding
• Must match factory location and exhaust flange orientation

Features

• HM-Grade upgraded catalyst for increased conversion efficiency
• Spun-body stainless steel housing resists corrosion
• Mandrel-bent tubing for smooth exhaust flow, check-engine light prevention
• 3-bolt inlet/outlet flange hardware included for hassle-free fitting
• Compact low-mass design enhances driveability and throttle response
• Designed using 3D metrology for precise OE fitment
• Backed by MagnaFlow's lifetime structural warranty
• Made in USA to meet EPA 50-state emissions (non-CARB regions)

Specifications

• Part Number: 23409
• Series: HM Grade (High-Met catalyst)
• Tube Diameter: 2.5" inlet/outlet
• Body Length: ~9"; overall length ~15.1"
• Construction: Spun stainless steel with ceramic substrate
• Flanges: OE-style 3-bolt inlet/outlet hardware included
• O2 Sensor Port: 1 pre-cat port
• Warranty: Lifetime structural

Included Components

• 1x HM-Grade front catalytic converter (23409)
• 3x Flange bolts, nuts, and washers

Product Description

The MagnaFlow 23409 HM Grade catalytic converter is a direct-fit, high-efficiency replacement for 1992-1996 Chevrolet Corvette C4 5.7 L models. Manufactured from spun stainless steel and featuring an upgraded HM-grade catalyst, it ensures reliable emissions control while maintaining smooth exhaust flow and preventing CEL triggers.

Equipped with OE-style flanges and included hardware, this bolt-on converter installs easily with basic tools--no cutting or welding required. Though not CARB-compliant, it meets EPA regulations and comes with MagnaFlow's lifetime structural warranty. Designed and built in the USA, this converter offers enhanced durability and performance for Corvette owners running federal emissions configurations.