Availability
Catalytic Converters, Direct-Fit, Two Stock Flange Inlets, One Stock Flange Outlet, Ceramic Honeycomb Substrate, 59.00 in. Length, Chevy, GMC, Each
Part Number: APH-645154
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Catalytic Converters, Direct-Fit, Two Stock Flange Inlets, One Stock Flange Outlet, Ceramic Honeycomb Substrate, 34.00 in. Length, Chevy, GMC, Each
Part Number: APH-645184
Not Yet Reviewed
Estimated Ship Date: Feb 6, 2026 if ordered today
Estimated Ship Date: Feb 6, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, 51.13 in. Overall Length, Right, Chevrolet, GMC, Hummer, 5.3L, Each
Part Number: APH-645180
Not Yet Reviewed
Estimated Ship Date: Feb 6, 2026 if ordered today
Estimated Ship Date: Feb 6, 2026 if ordered today
Catalytic Converters, Direct-Fit, Two Stock Flange Inlets, One Slip Fit Outlet, Stainless Steel Case, Cadillac, Chevrolet, GMC, Each
Part Number: APH-645155
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 57.25 in. Overall Length, Chevrolet, GMC, Each
Part Number: APH-645850
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter, Replacement, OEM Design, Direct-Fit, Rear Position, Aluminized Steel, Stock Flanges, with Clamp, Chevy, GMC, 4.3L, 6.6L, Each
Part Number: APH-645127
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 57.25 in. Overall Length, Chevrolet, GMC, 4.3L, Each
Part Number: APH-645849
Not Yet Reviewed
Estimated Ship Date: Feb 6, 2026 if ordered today
Estimated Ship Date: Feb 6, 2026 if ordered today
Catalytic Converters, AP Exhaust Direct-Fit Catalytic Converters, Stock Inlet, Stock Outlet, Front, Chevy, GMC, Each
Part Number: APH-645766
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 25.75 in. Overall Length, Chevrolet, GMC, Each
Part Number: APH-644015
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet, 3.00 in. Slip Fit Outlet, 61.00 in. Overall Length, Left, Chevrolet, GMC, Each
Part Number: APH-645817
Not Yet Reviewed
Estimated Ship Date: Feb 6, 2026 if ordered today
Estimated Ship Date: Feb 6, 2026 if ordered today
Catalytic Converters, Direct-Fit, Two Stock Flange Inlets, One Stock Flange Outlet, 70.00 in. Overall Length, Chevrolet, GMC, Each
Part Number: APH-645785
Not Yet Reviewed
Estimated Ship Date: Feb 6, 2026 if ordered today
Estimated Ship Date: Feb 6, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet, 2.94 in. Slip fit Outlet, 66.00 in. Overall Length, Left, Chevrolet, GMC, Each
Part Number: APH-645779
Not Yet Reviewed
Estimated Ship Date: Feb 6, 2026 if ordered today
Estimated Ship Date: Feb 6, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 60.75 in. Overall Length, Right, Chevrolet, GMC, Each
Part Number: APH-645863
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 59.25 in. Overall Length, Chevrolet, GMC, Oldsmobile, Each
Part Number: APH-645890
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 59.25 in. Overall Length, Chevrolet, GMC, Oldsmobile, Each
Part Number: APH-645891
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet, 3.00 in. Slip Fit Outlet, 63.00 in. Overall Length, Left, Chevrolet, GMC, Each
Part Number: APH-645814
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet, 2.75 in. Slip Fit Outlet, 63.50 in. Overall Length, Left, Chevrolet, GMC, Each
Part Number: APH-645842
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Stainless Steel Case, 61.00 in. Overall Length, Front, Chevrolet, GMC, 4.3L, Each
Part Number: APH-645767
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, 40.50 in. Overall Length, Right, Cadillac, Chevrolet, GMC, Each
Part Number: APH-645448
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 23.13 in. Overall Length, Front, Chevrolet, GMC, Each
Part Number: APH-644066
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 49.00 in. Overall Length, Chevrolet, GMC, Each
Part Number: APH-645806
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Catalytic Converters, AP Exhaust Direct-Fit Catalytic Converters, Stock Inlet, Stock Outlet, Center, Front, Chevy. GMC, Each
Part Number: APH-645145
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 46.00 in. Overall Length, Cadillac, Chevrolet, GMC, Each
Part Number: APH-645236
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 50.50 in. Overall Length, Chevrolet, GMC, Each
Part Number: APH-645947
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 54.75 in. Overall Length, Chevrolet, GMC, Each
Part Number: APH-645955
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
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