Exhaust Catalytic Converters

Magnaflow

MagnaFlow Conv Direct Fit 11-16 Chevrolet Silverado 2500HD/3500HD / GMC Sierra 2500HD/3500HD

$1,081.79

SKU: M001 21-252

In Stock
In Stock
Ships by Jun 15
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Experience improved performance, durability, and environmental compliance with the Magnaflow Direct-Fit Catalytic Converter (OEM Grade). Crafted with precision, this catalytic converter serves as a factory-quality replacement, ensuring seamless integration into your vehicle's exhaust system. Featuring an OEM Grade design, this catalytic converter guarantees optimal functionality and compliance with federal and EPA regulations. Constructed from corrosion-resistant stainless steel, this catalytic converter is built to withstand the rigors of daily driving and harsh environmental conditions. Its leak-free single laser-fusion weld ensures reliable performance, while the compact low-mass design enhances thermal efficiency. Lastly, its free-flowing mandrel-bent tubing facilitates smooth exhaust flow, promoting enhanced engine efficiency and power. Installation is easy and requires no drilling.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandMagnaflow
Part NumberM001 21-252

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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