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2012 Chevrolet Avalanche Catalytic Converter 8 Cyl 5.3L MagnaFlow Performance Exhaust

OEM Grade Direct-Fit Catalytic Converter
Magnaflow OEM Grade Direct-Fit Catalytic Converter
Direct-Fit OEM Grade Federal (Not legal for sale or use in CA, CO and NY)
Product Attributes:
- Air Tube Count: 0
- Inlet Gasket Included: Yes
- Tube Material: Stainless Steel
- Oxygen Sensor Location: Pre And Post Converter
- Outlet Gasket Included: No
- Grade Type: Regular
- Hangers Included: No
- Heat Shield Attached: No
- Outlet Mounting Hardware Included: No
- CARB Executive Order Number: Not Applicable
- Body Type: Spun
- Inlet Mounting Hardware Included: No
- Body Material: Stainless Steel
- Substrate Material: Ceramic
- Clamps Included: Yes
- Sensor Port Count: 4
- Air Tube Adaptable: No
- California Air Resources Board (CARB) Certified: No
Features:
- Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency
- Simplifies installation with essential gaskets and hardware being included in the box
- Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
- Precision stamped collector design for optimal exhaust flow, engine efficiency, and fuel economy
- Mandrel bent tubing retains OEM-like design and geometry, ensuring smooth exhaust flow for peak fuel economy and engine operation
- Torca AccuSeal® Exhaust Clamps provide a full 360-degree equally distributed clamping force preventing pipe distortion while creating a complete seal and maintaining serviceability
- High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
- Durable 308 stainless steel MIG welds
MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 51578 helps keep the check engine light off. DIY installation is easy with the proper tools (no cutting or welding required). With features including mandrel-bent tubing to eliminate flow restrictions and stainless steel construction to resist corrosion, you can have confidence in the quality of this catalytic converter. Using state-of-the-art 3D scanning systems in the design process, the MagnaFlow metrology department ensures this new part to fit and function like the original equipment. Designed to fit the 2009-2013 Chevrolet Silverado 1500, 2009-2013 GMC Sierra 1500, and more, this direct-fit catalytic converter also interchanges with OE parts 19418941 and 15905948, among others. The included gaskets & hardware reduce the possibility of a leaking seal while avoiding the need to reuse corroded factory parts for installation. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.

This Part Fits the Following OEM/Substitute Numbers:

15896590, 15905948, 19418941, 20854453, 20854454, 25824121

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
2012 - Chevrolet Avalanche	V	5328	8 Cyl 5.3L	325


Brand	MagnaFlow Performance Exhaust
Part #	51578
Condition	New
Warehouse	C

UPC: 841380095664

2012 Chevrolet Avalanche Exhaust System Kit 8 Cyl 5.3L MagnaFlow Performance Exhaust

Single Passenger Side Rear Exit
Magnaflow Street Series Stainless Cat-Back System
Street Series Stainless Cat-Back System
Product Attributes:
- Exhaust Tip Wall: Double Wall
- Muffler Type: Straight-through
- Exhaust Tip Edge: Rolled Edge
- Exhaust Tip Quantity: 1
- Exhaust Tip Material: Stainless Steel
- Muffler Quantity: 1
- Clamps Included: No
- Muffler Body Height: 5
- Exhaust Tip Length: 8.25
- Exhaust Tip Intercooled: No
- Muffler Finish: Brushed
- Valve Included: No
- Exhaust Tip Cut: Straight Cut
- Exhaust Tip Connection: Welded-on
- Hangers Included: Yes
- Exit Style: Single Passenger Side Rear
- Muffler Body Width: 11
- Main Piping Diameter: 3
- Exhaust Tip Resonated: No
- Muffler Body Material: Stainless Steel
- Exhaust Tip Diameter: 3.5 X 5.5
- Catalytic Converter Quantity: 0
- Pipe Material: Stainless Steel
- Exhaust Tip Finish: Polished
Features:
- Dyno-proven performance
- Durable corrosion-resistant stainless steel construction
- CNC precision robotic manufacturing techniques
The MagnaFlow Chevrolet Avalanche Street Series 15561 brings out the personality of your 5.3L 2010-2013 Chevrolet Avalanche with our signature resonant, powerful engine tone and dyno-proven performance. Thanks to its fast-flowing, mandrel bent 3in. main piping and 1 Straight-Through mufflers ending in a Single Passenger Side Rear exit with 3.5 x 5.5in. Polished Welded-Double Wall-Straight Cut-Rolled Edge tips, this Chevrolet Avalanche exhaust kit has the performance chops to match its sporty sound and appearance. Upgrade your ride to the next level with an exhaust that has the pipes to put other Chevrolet Avalanche’s to shame. With this system your vehicle will be producing Moderate exterior and Mild interior sound levels while leaving other cars and trucks feeling envious at every stoplight. Exhaust kit 15561 features a cat-back layout that replaces your ride’s stock exhaust components from near the catalytic converter on back. Extensive 3D scanning during development has resulted in a direct-fit design that you can easily install yourself. 15561 is produced using CNC precision robotic manufacturing techniques and is backed by MagnaFlow’s 1-year limited finish warranty and limited lifetime construction warranty.