2 into 1 3in. to 5in. Y-Pipe

The 2 into 1 3in. to 5in. Y-Pipe by HOWE is a dual-inlet exhaust consolidation component designed to merge two separate exhaust runners into a single larger-diameter outlet. This Y-Pipe is essential for builders working on custom exhaust systems, turbo setups, and engine conversions where two independent exhaust ports or runners must be combined into one main exhaust line.

Engineered by HOWE—a trusted name in quality exhaust components—this Y-Pipe features a design that expands from dual 3-inch inlets to a single 5-inch outlet, allowing for smooth velocity transitions and minimized turbulence at the merge point. The 25-inch length provides adequate collector space for exhaust pulses to blend and stabilize before entering the main exhaust system or resonator. Constructed from durable steel suitable for high-temperature exhaust environments, this component is designed for both street and track applications.

This Y-Pipe is ideal for engine builders, fabricators, and enthusiasts performing custom exhaust work on domestic and import platforms. Its geometry is optimized to prevent flow starvation and dead zones that can accumulate carbon and reduce system performance over time, making it a critical transition piece for optimizing flow characteristics on modified engines.