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Catco 2506 Catalytic Converter - Rear, Rear Left or Rear Right
| Brand | Catco 2506 |
|---|---|
| Position | Rear, Rear Left, and Rear Right |
| Air Tube Qty | None |
| Body Height (IN) | 4 |
| Body Length (IN) | 12 |
| Body Material | Stainless steel |
| Body Width (IN) | 6.125 |
| Inlet Type A | 2.50" id neck |
| O2 Sensor Ports | 1 - pass. side |
| Outlet Type A | 2.50" id neck |
| Overall Length (IN) | 16 |
| Shape | Oval |
| Substrate Material | Ceramic |
| Test Weight | 5.9l / 6515 |
| Type | Federal / epa direct-fit |
| Fits | Buick, Chevrolet, Dodge, Ford, GMC, Isuzu, Lincoln, Mitsubishi, and Saab · 50 vehicles |
Direct-fit replacement. Built to exact OE dimensions for straightforward installation.
Stainless steel body. Helps resist corrosion while maintaining a durable exhaust housing.
Ceramic substrate. Uses proprietary chemistry for efficient converter performance.
$136.44Free shipping
In stock · usually ships same day before 1pm CST
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Catco 2506 Catalytic Converter Overview
Catco 2506 is a Federal / EPA direct-fit catalytic converter built with a stainless steel body and ceramic substrate for OE-style fitment on select GM, Ford, Dodge, Mitsubishi, Saab, Buick, Isuzu, and Lincoln applications. It uses 2.50" ID neck inlet and outlet connections, a single passenger-side O2 sensor port, and an oval housing sized for direct replacement service.
- Federal / EPA direct-fit catalytic converter
- Stainless steel body with ceramic substrate material
- 2.50" ID neck inlet and outlet
- Oval body shape for OE-style packaging
- Single O2 sensor port on passenger side
- Overall length: 16 in.; body length: 12 in.; body height: 4 in.; body width: 6.125 in.
- Fits 2006-2007 Buick Rainier, 2006-2007 Chevrolet Trailblazer, 2006-2007 GMC Envoy, 2006-2007 Isuzu Ascender, and 2006-2007 Saab 9-7x
Fitment and Application Details
This Catco catalytic converter is engineered to match OE dimensions and fitment for direct replacement service. It is listed for 1996-2003 Chevrolet S10 and GMC Sonoma, 1996-1998 Saab 900 and 9000, 2000-2003 Dodge Dakota rear, 2001-2002 Ford Expedition rear left and rear right, 2001-2002 Lincoln Navigator rear left and rear right, and 2001-2002 Mitsubishi Montero rear. Catco 2506 also covers 2006-2007 Buick Rainier, Chevrolet Trailblazer, GMC Envoy, Isuzu Ascender, and Saab 9-7x. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.
Common Replacement Uses
- Replacing a restricted or failed catalytic converter
- Restoring exhaust flow after catalyst efficiency loss
- Addressing emissions-related diagnostic trouble codes tied to converter performance
- Replacing a rusted or damaged OE-style exhaust converter housing
- Servicing direct-fit exhaust repairs on compatible Buick Rainier, Chevrolet Trailblazer, and GMC Envoy applications
Installation Notes
Verify the vehicle’s emissions configuration, engine layout, and O2 sensor location before installation. This part is Federal / EPA direct-fit and is not for sale or use on vehicles licensed in CA, CO, ME, or NY; restrictions may apply in other states. Confirm the inlet and outlet neck size, overall length, and passenger-side sensor placement against the original converter before beginning the repair.
Quality Assurance
Catco uses proprietary substrate chemistry and advanced manufacturing processes, including automated workstations, spinner welding equipment, and high-speed production lines, to build converters to exact OE dimensions and fitment. The result is consistent construction and efficient catalyst loading for direct replacement service.
This part fits 50 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
| Year | Make | Model | Submodel | Drive Type | Liters | Cylinders | Wheel Base | Position | Notes |
|---|---|---|---|---|---|---|---|---|---|
| 2007 | Buick | Rainier | — | — | 4.2L | L6 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2007 | Chevrolet | Trailblazer | LT | — | 4.2L | L6 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2007 | Chevrolet | Trailblazer | LS | — | 4.2L | L6 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2007 | GMC | Envoy | SLT | — | 4.2L | L6 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2007 | GMC | Envoy | SLE | — | 4.2L | L6 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2007 | Isuzu | Ascender | — | — | 4.2L | L6 | 113.0" | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2007 | Saab | 9-7x | — | — | 4.2L | L6 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2006 | Buick | Rainier | — | — | 4.2L | L6 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2006 | Chevrolet | Trailblazer | LT | — | 4.2L | L6 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2006 | Chevrolet | Trailblazer | LS | — | 4.2L | L6 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2006 | GMC | Envoy | SLE | — | 4.2L | L6 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2006 | GMC | Envoy | SLT | — | 4.2L | L6 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2006 | Isuzu | Ascender | — | — | 4.2L | L6 | 113.0" | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2006 | Saab | 9-7x | — | — | 4.2L | L6 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2003 | Chevrolet | S10 | — | — | 2.2L | L4 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2003 | Dodge | Dakota | — | 4WD | 3.9L | V6 | — | Rear | Universal; California Emissions; California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME, NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2003 | GMC | Sonoma | — | — | 2.2L | L4 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2002 | Chevrolet | S10 | — | — | 2.2L | L4 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2002 | Dodge | Dakota | — | 4WD | 3.9L | V6 | — | Rear | Universal; California Emissions; California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME, NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2002 | Ford | Expedition | — | 4WD | 5.4L | V8 | — | Rear Left | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2002 | Ford | Expedition | — | 4WD | 5.4L | V8 | — | Rear Right | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2002 | GMC | Sonoma | — | — | 2.2L | L4 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2002 | Lincoln | Navigator | — | 4WD | 5.4L | V8 | — | Rear Right | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2002 | Lincoln | Navigator | — | 4WD | 5.4L | V8 | — | Rear Left | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2002 | Mitsubishi | Montero | — | — | 3.5L | V6 | — | Rear | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2001 | Chevrolet | S10 | — | — | 2.2L | L4 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2001 | Dodge | Dakota | — | 4WD | 3.9L | V6 | — | Rear | Universal; California Emissions; California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME, NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2001 | Ford | Expedition | — | 4WD | 5.4L | V8 | — | Rear Left | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2001 | Ford | Expedition | — | 4WD | 5.4L | V8 | — | Rear Right | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2001 | GMC | Sonoma | — | — | 2.2L | L4 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2001 | Lincoln | Navigator | — | 4WD | 5.4L | V8 | — | Rear Right | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2001 | Lincoln | Navigator | — | 4WD | 5.4L | V8 | — | Rear Left | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2001 | Mitsubishi | Montero | — | — | 3.5L | V6 | — | Rear | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2000 | Chevrolet | S10 | — | — | 2.2L | L4 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2000 | Dodge | Dakota | — | 4WD | 3.9L | V6 | — | Rear | Universal; California Emissions; California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME, NY. Restrictions may apply in other states. Check with your state authority for details. |
| 2000 | GMC | Sonoma | — | — | 2.2L | L4 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 1999 | Chevrolet | S10 | — | — | 2.2L | L4 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 1999 | GMC | Sonoma | — | — | 2.2L | L4 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 1998 | Chevrolet | S10 | — | — | 2.2L | L4 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 1998 | GMC | Sonoma | — | — | 2.2L | L4 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 1998 | Saab | 900 | S | — | 2.3L | L4 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 1998 | Saab | 9000 | — | — | 2.3L | L4 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 1997 | Chevrolet | S10 | — | — | 2.2L | L4 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 1997 | GMC | Sonoma | — | — | 2.2L | L4 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 1997 | Saab | 900 | S | — | 2.3L | L4 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 1997 | Saab | 9000 | — | — | 2.3L | L4 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 1996 | Chevrolet | S10 | — | — | 2.2L | L4 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 1996 | GMC | Sonoma | — | — | 2.2L | L4 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 1996 | Saab | 900 | S | — | 2.3L | L4 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
| 1996 | Saab | 9000 | — | — | 2.3L | L4 | — | N/A | Universal; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details. |
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