MagnaFlow OEM Grade Direct-Fit Catalytic Converter 21-408 for Cadillac ATS/Camaro 2016-2020

MagnaFlow 21-408 Direct-Fit Catalytic Converter

If you're looking to maintain optimal performance and keep that check engine light off on your 2016-2017 Cadillac ATS or Chevrolet Camaro, the MagnaFlow 21-408 Direct-Fit Catalytic Converter is your go-to solution. This OEM-grade replacement is engineered specifically for these models, ensuring a seamless fit and function that mimics your vehicle's original equipment.

Why Choose the MagnaFlow 21-408?

Crafted from high-quality stainless steel, this catalytic converter boasts a robust construction that resists corrosion, ensuring longevity and reliability. With a design that features free-flowing mandrel-bent tubing, you can expect improved exhaust flow without the need for cutting or welding during installation. Simply bolt it on using the included mounting hardware, and you're ready to hit the road.

Key Features

• Type: Direct-Fit
• Material: Stainless Steel
• Overall Length: 23.625 inches
• Main Piping Diameter: 3 inches
• Sensor Port Count: 2
• Oxygen Sensor Location: Pre Converter and Midbed
• Federal / EPA Compliant
• Includes: Mounting hardware (no clamps, gaskets, or hangers)

Fitment Details

This catalytic converter is designed to fit the following models:

• Cadillac ATS (2016-2017)
• Chevrolet Camaro (2016-2017)
• OE Part Interchange: 12656953

Real User Feedback

Cadillac ATS owners have reported that the MagnaFlow 21-408 not only fits perfectly but also provides a noticeable improvement in exhaust sound and efficiency. One ATS owner noted, "After installing the 21-408, my car feels more responsive, and I haven't seen the check engine light since!"

Chevrolet Camaro enthusiasts have echoed similar sentiments, with one stating, "The installation was straightforward, and the performance boost was immediate. It’s a must-have for anyone looking to keep their emissions in check without sacrificing power."

Important Notes

This product is intended for racing competition only and is not legal for use in highway or street vehicles or other non-racing competition off-road vehicles. Purchasing this product requires you to sign our Vehicle Compliance Waiver here.