Availability
Showing In Stock Items. Show All 236 Items.
Catalytic Converter, CalCat Universal, One Inlet, 2.25 in., One Outlet, 2.25 in., Stainless Steel, Ceramic Honeycomb, Each
Part Number: WLK-83402
Estimated Ship Date: Today
Estimated Ship Date: Today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, Direct-Fit, Stainless Steel, Jeep, 4.0L, Front, Each
Part Number: MPE-50899
Estimated Ship Date: Jan 6, 2026 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Jan 6, 2026 if ordered today
Catalytic Converter, Cal-Cat Universal, 2.500 in. Slip Fit Inlet, 2.500 in. Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Universal, Each
Part Number: WLK-83403
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter, Cal-Cat Universal, 2.000 in. Slip Fit Inlet, 2.000 in. Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Universal, Each
Part Number: WLK-83401
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Ultra EPA Manifold Converter
Part Number: WLK-16892
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Slip Fit Outlet, Ceramic Honeycomb, Jeep, Each
Part Number: WLK-50498
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter, CalCal Universal, One Inlet, 3 in., One Outlet, 3 in., Stainless Steel, Ceramic Honeycomb, Each
Part Number: WLK-83404
Estimated Ship Date: Today
Estimated Ship Date: Today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, Universal, One Inlet, Ceramic Honeycomb, Stainless Steel, 3 in. Slip Fit Inlet/Outlet, 11.50 in. Length, Each
Part Number: MPE-99759HM
Not Yet Reviewed
Estimated Ship Date: Today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Today
Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Slip Fit Outlet, Ceramic Honeycomb, Dodge, Each
Part Number: WLK-50368
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, Stainless Steel, Jeep, 4.0L, Front, Each
Part Number: MPE-24507
Not Yet Reviewed
Estimated Ship Date: Jan 6, 2026 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Jan 6, 2026 if ordered today
Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Ford, Each
Part Number: WLK-16784
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, Stainless Steel, 2.00 in. Inlet, 2.00 in. Outlet, 8.0 in. Length, Universal, Each
Part Number: MPE-337304
Not Yet Reviewed
Estimated Ship Date: Today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, Stainless Steel, 2.50 in. Inlet, 2.50 in. Outlet, 8.0 in. Length, Universal, Each
Part Number: MPE-337306
Not Yet Reviewed
Estimated Ship Date: Jan 6, 2026 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Jan 6, 2026 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, Stainless Steel, Jeep, 4.7L, Rear, Each
Part Number: MPE-458000
Not Yet Reviewed
Estimated Ship Date: Jan 6, 2026 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Jan 6, 2026 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, Stainless Steel, Jeep, 4.0L, Front, Each
Part Number: MPE-447190
Not Yet Reviewed
Estimated Ship Date: Jan 6, 2026 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Jan 6, 2026 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, 3-way Style, Stainless Steel Case, Each
Part Number: MPE-51759
Not Yet Reviewed
Estimated Ship Date: Jan 6, 2026 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Jan 6, 2026 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, Stainless Steel, Lexus, 3.0L, Front, Each
Part Number: MPE-444019
Not Yet Reviewed
Estimated Ship Date: Jan 6, 2026 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Jan 6, 2026 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, Stainless Steel, Each
Part Number: MPE-93207
Not Yet Reviewed
Estimated Ship Date: Jan 6, 2026 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Jan 6, 2026 if ordered today
Ultra EPA Catalytic Converter
Part Number: WLK-56313
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Catalytic Converter, Ultra Direct Fit, 2.875 in. Inlet Diameter, Stock Flange Inlet, Slip Fit Outlet, Ceramic Honeycomb, Dodge, Ram, Each
Part Number: WLK-50575
Not Yet Reviewed
Estimated Ship Date: Jan 7, 2026 if ordered today
Estimated Ship Date: Jan 7, 2026 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, Direct-Fit, Stainless Steel, Each
Part Number: MPE-23992
Estimated Ship Date: Jan 6, 2026 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Jan 6, 2026 if ordered today
Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Subaru, Each
Part Number: WLK-16851
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Mazda, Each
Part Number: WLK-16588
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Catalytic Converter, CalCat Direct-Fit, Stainless Steel, Ceramic Honeycomb, Saab, Subaru, Each
Part Number: WLK-83389
Not Yet Reviewed
Estimated Ship Date: Jan 9, 2026 if ordered today
Estimated Ship Date: Jan 9, 2026 if ordered today
Catalytic Converter, Ultra Direct-Fit, Stock Flange, Two Inlets, One Outlet, Stainless Steel, Ceramic Honeycomb, Saab, Subaru, Each
Part Number: WLK-16564
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.