Twisted Steel Header

aFe POWER Twisted Steel Downpipe with Catalytic Converter is engineered to improve exhaust flow, increase performance, and enhance throttle response by reducing restrictions found in the factory exhaust system. Constructed from mandrel-bent 409 stainless steel tubing, this downpipe provides smooth exhaust transitions, improved durability, and long-lasting corrosion resistance. Featuring high-flow catalytic converters, heavy-duty flanges, and 100% MIG-welded construction, the system delivers increased flow while maintaining a secure, leak-free seal. Designed as a direct-fit replacement utilizing factory mounting locations, the Twisted Steel Downpipe installs with no cutting or drilling required for a hassle-free performance upgrade. Proudly engineered and manufactured in the USA.

Additional Information

Twisted Steel Downpipe 2-1/2 to 2-1/4 IN 409 Stainless Steel w/ Cat Toyota Tacoma 16-23 V6-3.5L

Product Overview

Twisted Steel Down Pipe 2-1/2 to 2-1/4 IN 409 Stainless Steel w/ Cat Toyota Tacoma 16-19 V6-3.5L

• 100% MIG-Welded for Strength and Durability
• Constructed from 2-1/2" - 2-1/4" Mandrel-Bent 409 Stainless Steel Tubing
• Heavy Duty Laser Cut Mild Steel Flanges are used for a Durable Leak-Free Seal
• Utilizes a Dual High Flow Catalytic Converters for Maximum Flow
• Works with Factory Exhaust System with No Modifications Necessary

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Product Details

Product Downloads

#	Document Type	Download
1.	Installation Instructions

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Reference Information

Headers with cats, Twisted Steel 2 IN 409 Stainless Steel Street Series Header Downpipes w/Cats