MIRATECH Catalyst Type

Which type do you need? Check the metal plate attached to the catalyst element: the catalyst type should be indicated immediately after the Model #. Or check the invoice for your original catalyst purchase.

Rich-Burn Engines
C:
3-Way Catalyst for rich-burn natural gas engines (exhaust O2 < 0.5%
Reduces NOx, CO and HC (including HAPs & VOCs)

Lean Burn Engines
L:
Oxidation Catalyst for lean-burn natural gas engines or diesel engines (exhaust O2 > 4%)
Reduces CO, CH2O and other HAPs. With diesel engines: also reduces some HC

H:
Oxidation Catalyst for lean-burn natural gas engines (exhaust O2 > 4%)
Reduces CO, CH2O and other HAPs. More HC reduction than with “L”-type catalysts

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MIRATECH Emissions Solutions
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Welcome to ReplacementCatalyst.com

The Fastest, Easiest Way To Replace Stationary Engine Emissions Control Catalysts.

Better-Built, Longer-Lasting, Better-Performing Catalyst Elements

For Any Make or Model of Stationary Industrial Engine Catalytic Converter—Competitively Priced!

For Pricing
It couldn’t be faster or easier. Just fill out our 3-step form.

This is NOT a purchase transaction. If you wish to place an order after pricing, confirm the order information and we’ll get back to you within one business day.

3 Easy Steps

Step 1: Fill in your contact info.

Step 2: Select the type of replacement catalyst you need.

Step 3: Give us a little information about the catalyst element.

In a rush?

When you get to “Verify Details,” check the box for Expedited Processing.
We can ship many in-stock catalyst elements within 24 hours.
Additional charges may apply.

Before you start, please make sure you have this info handy:

Catalyst Elements for MIRATECH Catalytic Converter Housings

  • Housing Model #
    Located on the metal nameplates attached to the Catalytic Converter Housing and Catalyst Element. It’s also on the invoice from your original catalyst housing purchase.
    OR
    Catalyst Element Model #
    Located on the metal nameplates attached to the Catalytic Converter Housing and Catalyst Element. It’s also on the invoice from your original catalyst housing purchase.
  • The type of catalyst this is: C (“3-Way”), L, or H
    Located on the metal nameplates attached to the Catalytic Converter Housing and the Catalyst Element – immediately following the Catalyst Element Model Number. It’s also on the invoice from your original catalyst purchase.

Catalyst Elements for NON-MIRATECH Catalytic Converter Housings:

  • The brand / manufacturer of the Catalytic Converter Housing
    Located on the metal nameplate attached to the catalyst element – and on the invoice from your original catalyst purchase.
  • The Catalyst Element diameter (inches)
Questions? Please give us a call: 1-800-640-3141. Press Option 2.