Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03

Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03

Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03
Product Information
 price
$1,159.00
$1,390.80 Save: $231.80

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Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - `00-`03 free shipping

Buick LeSabre Catalytic Converter - Magnaflow - California Grade CARB Compliant Direct-Fit - 00-03 is a direct-fit replacement designed for 2000–2003 Buick LeSabre applications. This MagnaFlow unit restores proper emissions control and helps avoid check-engine light triggers associated with a failing converter.

Built to meet California Air Resources Board (CARB) requirements for the listed vehicles, this converter uses a spun-body design and precision metrology during development to match OE fit and function. The single laser fusion weld reduces potential leak points, and the compact, low-mass construction improves thermal efficiency. Corrosion-resistant stainless steel tubing and included gaskets and hardware simplify installation with no cutting or welding required for most applications. This part is also compatible with select other models such as the 2000–2005 Buick Park Avenue — see fitment details before purchase.

Features

  • MagnaFlow direct-fit catalytic converter, part number 4561333
  • California Grade CARB compliant for the listed vehicles
  • Spun-body construction with single laser fusion weld to reduce leak risk
  • Corrosion-resistant stainless steel tubing
  • Includes gaskets and installation hardware
  • No cutting or welding required for typical direct-fit installation

If you have questions or want help confirming fitment, call us directly — 512-982-9393 (TX) or 562-981-6800 (CA). We offer installation and customization services at two locations: Austin, Texas and the Los Angeles, California area, and we install on premises at both locations. If you’re considering multiple items, contact us for possible shipping discounts.

Disclaimer: Some images in our product listings that are provided by the manufacturer/ supplier are for illustration purposes only and may not be an exact representation of the item. The product listing details are accurate for the item offered. Please refer to the product description for precise specification and as always do not be hesitant to reach out to us with any questions.



CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

About Manufacturer

QUALITY. POWER. SOUND.

These words are not just the MagnaFlow slogan, its the philosophy that drives the company to superior quality products with the power and sound you’re looking for.


MagnaFlow got its start as a natural extension of Car Sound Exhaust, the parent company to MagnaFlow. Car Sound Exhaust specializes in superior catalytic converter and performance exhaust technology, and has been doing so for the past 35+ years, earning their reputation as an international market leader. In addition to the MagnaFlow brand, Car Sound Exhaust also represents Rumble and BRExhaust, further cementing the company as an industry leader in all areas of replacement and performance exhaust.

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Two locations to serve you

AUSTIN, TX

22108 SH 71 W.
Spicewood, TX 78669
512-982-9393
Mon-Fri: 9 AM - 6PM CST
Sat-Sun: Closed

LOS ANGELES, CA

2716 Dawson Ave.
Signal Hill, CA 90755
562-981-6800
Mon-Fri: 9 AM - 6PM PST
Sat-Sun: Closed