Universal Fit; EPA Enhanced OBDII By Design Unit Not for sale or use on vehicles licensed in the states of CA, CO, ME, and NY. Restrictions may apply in other states. Check with your state authority for details. Federal and California Emissions
Universal Fit; EPA OBDII By Design Unit Not for sale or use on vehicles licensed in the states of CA, CO, ME, and NY. Restrictions may apply in other states. Check with your state authority for details. Federal and California Emissions
with Federal Emissions System Not legal for sale or use in California and other CARB-compliant states. Legal in Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details. Ultra Universal Type Modifications and/or Additional Parts May Be Required for Installation
with Federal Emissions System Not legal for sale or use in California and other CARB-compliant states. Legal in Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details. Ultra Universal Type Modifications and/or Additional Parts May Be Required for Installation
Cutting and Welding Required
Not legal for sale or installation in California, Colorado or New York. Cutting and Welding Required
Federal Emissions Equipped Cutting and Welding Required During Installation
Not legal for sale or installation in California, Colorado or New York. Cutting and Welding Required
Cutting and Welding Required
CARB Executive Order D-182-62 Engine Family Number (EFN) 8GMXV02.4032 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation
Federal, 47-State Only, Not legal for sale in CA, NY or ME
Undercar Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions)
Direct Fit; Not for sale or use on vehicles licensed in the states of CA, CO, ME, and NY. Restrictions may apply in other states. Check with your state authority for details. IMPORTANT: Read TSBs Before Replacing Converter Federal and California Emissions
Direct Fit Federal Emission Models , 47-State Only, Not legal for sale in CA, NY or ME
Undercar Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions)
CARB Executive Order D-182-63 Engine Family Number (EFN) 8GMXV02.0021 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation
CARB Executive Order D-193-147 Engine Family Number (EFN) 8GMXV02.0021 Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-147 Engine Family Number (EFN) 8GMXV02.0021
CARB Executive Order D-193-133 Engine Family Number (EFN) 8GMXV02.4032 Cutting and Welding Required
CARB Executive Order D-193-133 Engine Family Number (EFN) 8GMXV02.4032 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-133 Engine Family Number (EFN) 8GMXV02.4032 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-133 Engine Family Number (EFN) 8GMXV02.4032 Cutting and Welding Required
Not legal for sale or installation in California, Colorado or New York.
Direct Fit; Not for sale or use on vehicles licensed in the states of CA, CO, ME, and NY. Restrictions may apply in other states. Check with your state authority for details. IMPORTANT: Read TSBs Before Replacing Converter Federal and California Emissions
Undercar Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions)
Not legal for sale or installation in California, Colorado or New York.
Not legal for sale or installation in California, Colorado or New York.
CARB Executive Order D-193-133 Engine Family Number (EFN) 8GMXV02.4032 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-133 Engine Family Number (EFN) 8GMXV02.4032 Cutting and Welding Required
Not legal for sale or installation in California, Colorado or New York.
Not legal for sale or installation in California, Colorado or New York.
CARB Executive Order D-193-133 Engine Family Number (EFN) 8GMXV02.4032 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-133 Engine Family Number (EFN) 8GMXV02.4032 Cutting and Welding Required
770 Series 4 in Round Body Engine Family Number (EFN) 6GMXV02.4029 CARB Executive Order D-798-10 ; Universal Fit - CARB Legal Note: In Compliance with CARB Emissions Requirements 2.25 in Inlet ID; 2.25 in Outlet ID; w/O2 Fitting
CARB Executive Order D-193-147 Engine Family Number (EFN) 8GMXV02.0021 Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-147 Engine Family Number (EFN) 8GMXV02.0021
Low Emission Vehicle 2 (LEV2) Not legal for sale or installation in California, Colorado or New York.
Low Emission Vehicle 2 (LEV2)
Not legal for sale or installation in California, Colorado or New York.
770 Series Engine Family Number (EFN) 6GMXV02.4029 CARB Executive Order D-798-10 ; Direct Fit - CARB
771 Series Engine Family Number (EFN) 8GMXV02.4032 CARB Executive Order D-798-9 ; Direct Fit - CARB Legal Note: In Compliance with CARB Emissions Requirements
Not legal for sale or installation in California, Colorado or New York.
CARB Executive Order D-193-140 Engine Family Number (EFN) 6GMXV02.4029 Cutting and Welding Required
CARB Executive Order D-193-140 Engine Family Number (EFN) 6GMXV02.4029 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-140 Engine Family Number (EFN) 6GMXV02.4029 Cutting and Welding Required
CARB Executive Order D-193-140 Engine Family Number (EFN) 6GMXV02.4029 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-140 Engine Family Number (EFN) 6GMXV02.4029
CARB Executive Order D-193-140 Engine Family Number (EFN) 6GMXV02.4029 Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-133 Engine Family Number (EFN) 8GMXV02.4032
CARB Executive Order D-193-133 Engine Family Number (EFN) 8GMXV02.4032 Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
Low Emission Vehicle (LEV) CARB Executive Order D-193-140 Engine Family Number (EFN) 6GMXV02.4029 Low Emission Vehicle 2 (LEV2) Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
Low Emission Vehicle (LEV) CARB Executive Order D-193-140 Engine Family Number (EFN) 6GMXV02.4029 Low Emission Vehicle 2 (LEV2)
CARB Executive Order D-193-140 Engine Family Number (EFN) 6GMXV02.4029 Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-140 Engine Family Number (EFN) 6GMXV02.4029
CARB Executive Order D-193-133 Engine Family Number (EFN) 8GMXV02.4032 Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-133 Engine Family Number (EFN) 8GMXV02.4032
CARB Executive Order D-193-147 Engine Family Number (EFN) 8GMXV02.0021 Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-147 Engine Family Number (EFN) 8GMXV02.0021
Browse our selection of quality catalytic converter parts designed specifically for your Chevrolet HHR. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
Comfort LT · Edicion Especial · Elegance LT · LS · LS Panel · LT · LT Panel · SS · SS Panel
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L4 2.0L · L4 2.2L · L4 2.4L
Automatic · Manual
