H-Pipe Exhaust Crossovers for Dual Exhausts

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H Pipes

An H-pipe is a crossover design used in dual exhaust systems to balance exhaust pulses between the two cylinder banks. By connecting the left and right pipes with a balance tube, it helps reduce drone, smooth out the exhaust note, and improve scavenging efficiency. This design is a common upgrade over a true dual setup that lacks a crossover, or as an alternative to an X-pipe for those seeking a deeper, more traditional muscle-car tone.

Whether you're building a custom exhaust or replacing a worn factory H-pipe, our collection covers a range of tube diameters, materials, and configurations to suit your project. Key considerations when choosing an H-pipe include inlet/outlet diameter, overall width to clear the drivetrain, and material—options like aluminized steel for budget-minded builds or 304 stainless for long-term corrosion resistance. Many include flanges, gaskets, and hardware, but always confirm what's in the box before you start cutting and welding.

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H Pipes

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