Availability
NISSAN ALTIMA Catco Catalytic Converters Catalytic Converters
Showing In Stock Items. Show All 23 Items.
EPA OBDII Direct Fit Converter
Part Number: CTO-1324
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Catalytic Converters, Catco Federal/EPA Direct-Fit Catalytic Converter, Stainless Steel, Nissan, Each
Part Number: CTO-5024
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Catalytic Converter, Universal, 2.25 in. Inlet, 2.25 in. Outlet, 12.25 in. Length, 4.00 in. Thick, 5.00 in. Width, Federal, Each
Part Number: CTO-2575R
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Catalytic Converter, Stainless Steel, Universal, 2.25 in. Inlet/Outlet, 12.0 in. Length, Each
Part Number: CTO-2545
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Catalytic Converter 02-06 6 Cyl. Nissan Altima, 3.5L Engine, Manual Trans, Auto Trans 4 Speed, Front Right
Part Number: CTO-1422
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Catalytic Converter, Direct-Fit, Stainless Steel, Each
Part Number: CTO-4317
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Catalytic Converter, Direct Fit, Stainless Steel, 14.00 in. Length, for Nissan, Each
Part Number: CTO-1527
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Catalytic Converters, Federal/EPA Direct-Fit Catalytic Converter, Stainless Steel, Nissan, Each
Part Number: CTO-4606
Not Yet Reviewed
Estimated Ship Date: Feb 6, 2026 if ordered today
Estimated Ship Date: Feb 6, 2026 if ordered today
Catco Direct-Fit Catalytic Converters for 2003-2006 ALTIMA, 2004-2006 MAXIMA, 2004-2009 QUEST - 1197
Catco Direct-Fit Catalytic Converters for 2003-2006 ALTIMA, 2004-2006 MAXIMA, 2004-2009 QUEST - 1197
Catalytic Converter, Stainless Steel, for Nissan, 3.5L, Each
Part Number: CTO-1197
Not Yet Reviewed
Estimated Ship Date: Feb 6, 2026 if ordered today
Estimated Ship Date: Feb 6, 2026 if ordered today
Catco Direct-Fit Catalytic Converters for 2005-2006 ALTIMA, 2004-2008 MAXIMA, 2004-2009 QUEST - 4438
Catco Direct-Fit Catalytic Converters for 2005-2006 ALTIMA, 2004-2008 MAXIMA, 2004-2009 QUEST - 4438
Catalytic Converter, Stainless Steel, for Nissan, 3.5L, Each
Part Number: CTO-4438
Not Yet Reviewed
Estimated Ship Date: Feb 6, 2026 if ordered today
Estimated Ship Date: Feb 6, 2026 if ordered today
Catalytic Converter, Direct-Fit, Stainless Steel, Each
Part Number: CTO-4295
Not Yet Reviewed
Estimated Ship Date: Feb 6, 2026 if ordered today
Estimated Ship Date: Feb 6, 2026 if ordered today
EPA OBII Direct Fit Catalytic Converter, 02-06 4 Cyl. Nissan Altima, 2.5L Engine, Manifold Unit,Note: 1419 supersedes 1195, 1201, & 1270
Part Number: CTO-1419
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:
AP Exhaust Direct-Fit Catalytic Converters for 2002-2006 ALTIMA, SENTRA - 641519
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Catalytic Converter, Direct Fit, Stainless Steel, 16.00 in. Length, for Nissan, Each
Part Number: CTO-1528
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
EPA OBII Direct Fit Catalytic Converter, 13 6 Cyl. Infiniti JX35, 3.5L Engine, Front 09-17 6 Cyl.Nissan Murano, 3.5L Engine, 1431 supersedes 1236
Part Number: CTO-1431
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
EPA OBII Direct Fit Catalytic Converter, 13 6 Cyl. Infiniti JX35, 3.5L Engine, Front 11-13 6 Cyl.Note: 1432 supersedes 1237
Part Number: CTO-1432
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Catalytic Converter, Federal/EPA Direct-Fit Catalytic Converter, Stainless Steel, Nissan, Each
Part Number: CTO-1169
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Catalytic Converter, Stainless Steel, for Nissan, 2.4L, Each
Part Number: CTO-1017
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Catalytic Converter, Federal/EPA Direct-Fit Catalytic Converter, Stainless Steel, Nissan, Each
Part Number: CTO-1126
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Catalytic Converter 02-06 6 Cyl. Nissan Altima, 3.5L Engine, Manual Trans, Auto Trans 4 Speed, Front Right
Part Number: CTO-1423
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Catalytic Converter, Stainless Steel, for Nissan, 12.50 in. Length, Each
Part Number: CTO-4841
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Catalytic Converter, Stainless Steel, 2 in. Inlet/Outlet, 17.5 in. Length, Each
Part Number: CTO-4377
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Catco Direct-Fit Catalytic Converters for 2002-2006 ALTIMA, 2004-2008 MAXIMA, 2004-2006 QUEST - 4396
Catco Direct-Fit Catalytic Converters for 2002-2006 ALTIMA, 2004-2008 MAXIMA, 2004-2006 QUEST - 4396
Catalytic Converter, Stainless Steel, for Nissan, 3.5L, Each
Part Number: CTO-4396
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Catalytic Converter, Direct Fit, Stainless Steel, 31.00 in. Length, for Nissan, Each
Part Number: CTO-5427
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster