MagnaFlow 51299 OEM Grade Universal Catalytic Converter 3in OBDII Federal EPA

Vehicle Fitment

• Universal Fit - Compatible with a wide range of OBDII-compliant vehicles (1996 and newer) equipped with Federal/EPA emission systems. Cutting and welding required for installation.

Fitment Notes

• Not legal for sale or installation in California, Colorado, or New York.
• For Federal/EPA emission system vehicles only - not for California-spec (CARB) emission systems.
• Professional installation strongly recommended; cutting, fabrication, and/or welding required.
• Verify pipe diameter compatibility (3" ID/OD) before purchase.

Features

• OEM Grade construction engineered to meet or exceed Federal EPA OBDII emissions standards.
• Spun stainless steel body with single laser fusion weld for superior leak resistance.
• Compact, low-mass design promotes greater thermal efficiency and faster catalyst light-off.
• Ceramic and metallic substrate options with optimized cell density and wall thickness.
• Highly corrosion-resistant stainless steel construction for long-term durability.
• Engineered to keep the check engine light off by satisfying OBDII monitor requirements.
• CNC precision robotic manufacturing ensures consistent quality and fitment accuracy.
• Made in the USA at MagnaFlow's Oceanside, California facility.

Specifications

• Part Number: 51299
• Series: OEM Grade
• Fitment Type: Universal
• Inlet Diameter: 3.00 in.
• Outlet Diameter: 3.00 in.
• Body Material: Stainless Steel
• Body Type: Spun
• Substrate Material: Ceramic
• Emissions Compliance: Federal/EPA OBDII
• CARB Certified: No
• O2 Sensor Port: No
• Installation Type: Universal (cutting and welding required)

Included Components

• 1x MagnaFlow 51299 Universal Catalytic Converter

Product Description

The MagnaFlow 51299 is an OEM Grade universal catalytic converter built for OBDII-compliant vehicles running Federal/EPA emission systems. Featuring a spun stainless steel body secured by a single laser fusion weld, this converter delivers a leak-resistant, thermally efficient design that meets or exceeds EPA emissions requirements. Its compact, low-mass construction ensures faster catalyst activation and reliable long-term performance.

Designed for professional installation, the 51299 requires cutting and welding to fit properly in the exhaust system. With a 3-inch inlet and outlet diameter, it suits a broad range of applications. MagnaFlow's use of ceramic substrates with optimized cell density ensures OBDII monitor compliance, helping prevent check engine light issues after installation. This converter is not legal for sale or use in California, Colorado, or New York.