WALKER EXHAUST part description

Product Description

CalCat CARB Direct Fit Catalytic Converter with Integrated Exhaust Manifold

Application Summary

2006-2004 Nissan Altima Front

Features & Benefits

  • CARB COMPLIANT -- For use on OBDII vehicles, 1996 and newer and non-OBD 1995 and older. Legal for sale in CA, CO & other states requiring CARB-compliant replacement converters. Consult your state's aftermarket converter regulations.
  • DIRECT-FIT DESIGN -- Bolt-off, bolt-on OE-style converter with integrated manifold assemblies that attach directly to engine cylinder head and match all downstream connections
  • SUPERIOR TECHNOLOGY -- Optimal high technology washcoat formulated to deliver superior performance (as compared to EPA-compliant converters)
  • CONSISTENT PERFORMANCE -- Utilizes a precise OE-style coating process to apply catalyst material to the substrate, providing consistent performance for assured emissions compliance
  • STRONG AND DURABLE -- Features thick OE-style flanges, hangers and brackets for strength and stainless-steel body with aluminized pipe and heat shields for durability
  • BUY WITH CONFIDENCE -- Backed by Walker's 50,000-mile/80,000-kilometer emissions and structural integrity warranty

Product Attributes

Material Stainless Steel
Mounting Hardware Included Yes
Grade Type Regular
Converter Body Length 4 IN
Body Shape Round
Body Height 4 IN
Body Width 4 IN
Inlet Quantity 1
Outlet Quantity 1
California Air Resources Board (CARB) Certified Yes
Overall Length 19.5 IN
Converter Body Material Stainless Steel
CARB Executive Order Number D-182-63
Inlet Type 5 Bolt Welded Flange
Outlet Type 2 Bolt Welded Flange

Additional Information

Country of Origin (Primary) US
Harmonized Tariff Code (Schedule B) 8421394000
Harmonized Tariff Code (HTS) 8421394000
Regulating State CA
UPC 00086387833974
VMRS Code 043001030
UNSPSC 25173701

Fits Vehicles

  • Nissan Altima (2004-2006)

For over 100 years, Walker® has been synonymous with high-quality exhaust parts, including catalytic converters, mufflers, resonators, and complete exhaust systems for passenger cars to heavy-duty commercial vehicles. Guided by the principle of "The Walker Way," Walker exhaust products set the standard in the aftermarket exhaust industry for quality, fitment, performance, coverage, and after-sales support. These products are continuously improved upon by in-house emissions control engineering centers using the latest technologies. Such dedication to excellence has made Walker Exhaust the brand of choice for thousands of professionals worldwide. Its products help restore the engine to its peak performance in no time.

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