HomeExhaust > Catalytic ConverterDavico 18366 Catalytic Converter - Rear
Part #: 18366

Davico 18366 Catalytic Converter - Rear

Exact-Fit Catalytic Converter, Rear
⚙️ 13 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Exact-Fit Catalytic Converter, Rear
🚗Fitment: Chevrolet, Impala and Monte Carlo
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Davico Exact-Fit Catalytic Converter 18366

The Davico Exact-Fit Catalytic Converter part number 18366 is designed specifically for Chevrolet Impala and Monte Carlo models. This catalytic converter ensures proper emission control with precise fitment and reliable performance.

  • Compatible with Chevrolet Impala and Monte Carlo
  • Exact-Fit Catalytic Converter product line for precise replacement
  • Dimensions: 42 inches overall length, 12 inches height, 10 inches width
  • Inlet and outlet type: 2 bolt fixed connections
  • Includes one oxygen sensor port
  • Gaskets included for a secure seal
  • Supports use with Davico Decarbonizing Induction Kit 1540ea

Details on the Exact-Fit Catalytic Converter Product Line

The Exact-Fit Catalytic Converter line by Davico is engineered to provide a direct replacement for factory catalytic converters. This product line focuses on maintaining original equipment specifications, including inlet and outlet types, sensor ports, and overall dimensions. The 18366 model continues this approach, ensuring compatibility and ease of installation for Chevrolet Impala and Monte Carlo vehicles.

Product Specifications and Features

The Davico catalytic converter 18366 measures 42 inches in overall length, with a height of 12 inches and a width of 10 inches. Both the inlet and outlet connections use a 2 bolt fixed flange design, matching the factory setup for these Chevrolet models. It includes one oxygen sensor port to accommodate the vehicle’s emissions monitoring system. Gaskets are included to help achieve a proper seal during installation. Additionally, this converter is compatible with the Davico Decarbonizing Induction Kit 1540ea, which can assist in maintaining optimal exhaust system performance.

Common Applications and Issues Addressed

  • Replacement for damaged or clogged catalytic converters on Chevrolet Impala and Monte Carlo
  • Restores proper exhaust flow and emissions control
  • Helps resolve check engine light issues related to catalytic converter failure
  • Supports compliance with emissions regulations
  • Improves overall engine performance by ensuring efficient exhaust processing

Installation Notes and Tips

When installing the Davico Exact-Fit Catalytic Converter 18366, ensure the 2 bolt fixed inlet and outlet flanges align correctly with the vehicle’s exhaust system. Use the included gaskets to create a secure, leak-free connection. It is recommended to inspect the oxygen sensor and wiring during installation to confirm proper function. Compatibility with Chevrolet Impala and Monte Carlo models should be verified by matching the part number 18366 to the vehicle’s specifications.

Quality Assurance and Warranty

Davico manufactures the Exact-Fit Catalytic Converter line to meet or exceed OEM standards for fit and function. While specific warranty details for part number 18366 are not provided here, Davico products typically come with a limited warranty covering defects in materials and workmanship. For precise warranty information, consult the product documentation or manufacturer directly.

BrandDavico
Part Number18366
PositionExact-Fit Catalytic Converter, Rear
Gaskets IncludedYes
Height12
Inlet Type2 bolt fixed
Large Pkg. FeeNo
Number Of O2 Sensors1
Outlet Type2 bolt fixed
Over All Length42
Packaging TypeUnboxed
Use Davico Decarbonizing Induction Kit 1540eaYes
Width10

This part fits 13 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2011ChevroletImpala3.5LV6RearNot legal for use in California; Illegal for installation in NY on vehicles equipped with California emission systems; Underbody Converter; Exact-Fit Catalytic Converter
2010ChevroletImpala3.5LV6RearNot legal for use in California; Illegal for installation in NY on vehicles equipped with California emission systems; Underbody Converter; Exact-Fit Catalytic Converter
2009ChevroletImpala3.9LV6RearNot legal for use in California; Illegal for installation in NY on vehicles equipped with California emission systems; Underbody Converter; Exact-Fit Catalytic Converter
2009ChevroletImpala3.5LV6RearNot legal for use in California; Illegal for installation in NY on vehicles equipped with California emission systems; Underbody Converter; Exact-Fit Catalytic Converter
2008ChevroletImpala3.9LV6RearNot legal for use in California; Illegal for installation in NY on vehicles equipped with California emission systems; Underbody Converter; Exact-Fit Catalytic Converter
2008ChevroletImpala3.5LV6RearNot legal for use in California; Illegal for installation in NY on vehicles equipped with California emission systems; Underbody Converter; Exact-Fit Catalytic Converter
2007ChevroletImpala3.9LV6RearNot legal for use in California; Illegal for installation in NY on vehicles equipped with California emission systems; Underbody Converter; Exact-Fit Catalytic Converter
2007ChevroletImpala3.5LV6RearNot legal for use in California; Illegal for installation in NY on vehicles equipped with California emission systems; Underbody Converter; Exact-Fit Catalytic Converter
2007ChevroletMonte Carlo3.5LV6RearNot legal for use in California; Illegal for installation in NY on vehicles equipped with California emission systems; Underbody Converter; Exact-Fit Catalytic Converter
2006ChevroletImpala3.9LV6RearNot legal for use in California; Illegal for installation in NY on vehicles equipped with California emission systems; Underbody Converter; Exact-Fit Catalytic Converter
2006ChevroletImpala3.5LV6RearNot legal for use in California; Illegal for installation in NY on vehicles equipped with California emission systems; Underbody Converter; Exact-Fit Catalytic Converter
2006ChevroletMonte Carlo3.9LV6RearNot legal for use in California; Illegal for installation in NY on vehicles equipped with California emission systems; Underbody Converter; Exact-Fit Catalytic Converter
2006ChevroletMonte Carlo3.5LV6RearNot legal for use in California; Illegal for installation in NY on vehicles equipped with California emission systems; Underbody Converter; Exact-Fit Catalytic Converter

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.