03-05 Chevrolet Silverado 1500 Direct-Fit Catalytic Converter 4551419 Magnaflow
SKU: 11907866502

03-05 Chevrolet Silverado 1500 Direct-Fit Catalytic Converter 4551419 Magnaflow

Sale price$1586.25 Regular price$1762.50
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  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 7 - Jul 12

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Description

03-05 Chevrolet Silverado 1500 Direct-Fit Catalytic Converter 4551419 MagnaflowOverview: Keep the check engine light off with MagnaFlow California Grade CARB Compliant Direct Fit Catalytic Converter 4551419. With features including free flowing mandrel bent tubing and highly corrosion resistant, stainless steel construction, easily install this spun body converter yourself using the proper tools, no cutting or welding required. MagnaFlow's state of the art metrology department uses the latest 3D scanning systems during research

Overview:

Keep the check engine light off with MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter 4551419. With features including free-flowing mandrel-bent tubing and highly corrosion resistant, stainless steel construction, easily install this spun body converter yourself using the proper tools, no cutting or welding required. MagnaFlow's state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE spun body design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This direct-fit catalytic converter is designed to fit the 2003-2005 Chevrolet Silverado 1500, 2003-2005 Chevrolet Tahoe, and additional vehicles. 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 California Air Resource Board requirements, and has undergone additional testing to be certified by CARB for legal use in CA/CARB restricted states for the listed vehicles.

Interchange:

Brand  Interchange Part Number

Application:

Year Make Model Submodel Engine Size
2003 - 2005 Cadillac Escalade 5.3L/V8
2003 - 2005 Chevrolet Avalanche 1500 5.3L/V8
2003 Chevrolet Silverado 1500 4.3L/V6
2004 - 2005 Chevrolet Silverado 1500 4.8L/V8
2003 - 2005 Chevrolet Silverado 1500 5.3L/V8
2003 - 2005 Chevrolet Suburban 1500 5.3L/V8
2004 - 2005 Chevrolet Tahoe 4.8L/V8
2003 - 2005 Chevrolet Tahoe 5.3L/V8
2003 GMC Sierra 1500 4.3L/V6
2004 - 2005 GMC Sierra 1500 4.8L/V8
2003 - 2005 GMC Sierra 1500 5.3L/V8
2004 - 2005 GMC Yukon 4.8L/V8
2003 - 2005 GMC Yukon 5.3L/V8
2003 - 2005 GMC Yukon XL 1500 5.3L/V8

Specs:

Air Tube Adaptable No
Material Stainless Steel
Sensor Port Count 4
Series California
Overall Length (In.) 43
Subtitle California / CARB Compliant
Title California Direct-Fit
Mounting Hardware Included Yes
Heat Shield Attached No
Inlet Attachment Bolt-On
Type Direct-Fit
Main Piping Diameter 2.5
Outlet Attachment Bolt-On
Oxygen Sensor Location Pre and Post Converter
Hangers Included Yes
Clamp Included Yes
Finish Stainless Steel
Converter Quantity 2
Substrate Material Ceramic
Gasket Included Yes
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 11907866502

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Gabriel King
Pawtucket, US
★★★★★ 5
This shirt is a cheat code
Color: Black, White, Navy Blue, Light Gray, Size: XX-Large
These shirt fits my body so perfectly! I’m 6’5” 310 pounds but I look 260 pounds. I sweat easily and I’m very sensitive to the material a piece of clothing is made of. This shirt is lightweight, extremely breathable, and feels like silk on the skin. It compliments and accentuates my contours to enhance my physique. I only tried on one and I’ve already ordered 12 more hehe. This is a cheat code.
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Reviewed in the United States on November 24, 2025
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bigness
San Leandro, US
★★★★★ 4
I Love the collar
Color: Black, White, Navy Blue, Wine Red, Size: Large
Great T-shirt. I can wear this casually with jeans or with a sports coat. The fabric is soft. There is no label in the collar, so you can wear it however you want.
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Reviewed in the United States on May 29, 2026
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Emel Djeipah
Charlottesville, US
★★★★★ 3
NOT a compression shirt
Color: Black, White, Navy Blue, Wine Red, Size: Large
These are well made with good quality material but are not what I was expecting given the picture. I am an XL and ordered a L because I wanted them to be tight (which they are not.) I decided not to return them because they are good shirts with a reasonable fit, but be advised these are not compression shirts.
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Reviewed in the United States on May 5, 2026
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JIM D. MCGHEE
Birmingham, US
★★★★★ 5
Ficerd high neck tee / I highly recommend...
Color: Black, White, Dark Gray, Light Gray, Size: Large
Great fit... Comfortable! Didn't shrink in the washer!! Didn't wrinkle up in the dryer!!!
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Reviewed in the United States on April 16, 2026
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Amazon Customer
Massapequa, US
★★★★★ 5
Perfect for business casual
Color: Black, Light Gray, White, Brown, Size: Medium
Solid color shirts, cooling cloth as well. Great dinner or occasion shirt!
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Reviewed in the United States on April 15, 2026

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