Catalytic Converter for 05-06 Nissan Altima 04-06 Maxima 04-09 Quest V6
SHIPPING - RETURNS - WARRANTY - CANCELLATION POLICY
*** Market Conditions after 2020 have changed the landscape of automotive parts. Although we try to stock 1000's of items in our multiple warehouse and use multiple distribution channels, having back-orders are unavoidable in today's market. If you are in need of a product quickly, we suggest email, message, or call us for availability so that we may explore your options.
Email: Sales@Speedzoneweb.com
Call: 407-846-8430
Text: 407-749-6314
Frequently Asked Questions
Catalytic Converter — Direct-Fit OEM Replacement
Direct bolt-on catalytic converter engineered for seamless factory integration. Built to OEM specifications and designed to restore proper emissions flow and engine performance. Direct mounting to existing exhaust flanges—no modifications required.
Key Features
- Factory flange design - Direct fit to OEM exhaust manifold and downpipe without custom welding or adapters
- Emissions certified - Meets federal standards for your vehicle's original emissions configuration
- Catalyst substrate - Designed for efficient conversion of harmful gases back to baseline performance
Specs
- Hard ceramic converter construction with stainless steel housing
- OEM-equivalent flange configuration
- Single unit assembly
What's Included
- Catalytic converter assembly
Frequently Asked Questions
Will this bolt directly to my exhaust manifold without welding?
Yes. The flange design matches factory mounting points—bolts straight to your existing manifold and downpipe. No cutting, welding, or adapters needed.
What condition does this arrive in—does it need any prep before installation?
It ships ready to install. No painting, sanding, or chemical prep is required. Unbox it and mount it.
Are all the fasteners and gaskets included?
The converter assembly is included. Confirm your vehicle's exhaust bolt specifications before installation—hardware may already be on your existing manifold flanges.
Our History
For 26 years Speedzone Performance LLC has been providing aftermarket car parts to Central Floridians and 1000's of customers online. What makes us different than all the other places online? We have 3 actual brick and mortar locations where were serve customers daily and find new ways to provide support and assistance to the automotive community at large. From our in house SPDZ1 Brand, to our constantly growing in stock inventory, we strive to make our customer service and ease of purchase stand out from the rest! We are also one of the largest automotive part financing providers anywhere in the United States, and continue to provide more options for our customers every year. We love what we do, and it shows in every product we sell and every new customer who becomes a part of our Speedzone Family.