The aFe Twisted Steel 409 SS Shorty Header is a high-performance exhaust component designed for the Nissan V6 4.0L engine from 2005 to 2009. Crafted from durable 409 stainless steel, these mid-length tube headers feature 1.625-inch primary tubing diameter and utilize pulse control technology to optimize exhaust flow. The design incorporates mitered collectors and equal-length mandrel-bent tubes to maximize velocity and power delivery throughout the entire RPM range. Fully TIG-welded for strength and precision, these headers are engineered to enhance engine performance, improve exhaust scavenging, and deliver a more aggressive sound. Their construction emphasizes durability and efficiency, making them a reliable upgrade for enthusiasts seeking increased horsepower and torque.
Designed as a direct bolt-on upgrade for 2005-2009 Nissan V6 4.0L models, these headers are suitable for street and performance applications. They serve as an effective replacement for stock exhaust manifolds, providing improved exhaust flow and engine responsiveness. Installation involves replacing the factory headers with these mid-length tubes, which are compatible with the original exhaust system. The kit includes the headers and necessary mounting hardware, ensuring a straightforward installation process. Ideal for daily drivers, street performance, and track use, these headers help unlock the full potential of the engine while maintaining reliable operation and longevity.
