Howe 2 Into 1 3.5in. to 5in. Y-Pipe H2021

Consolidating dual exhaust streams into a single outlet, this Y-pipe reduces backpressure and improves exhaust scavenging for measurable gains in horsepower and torque across the RPM range. The transition from dual 3.5-inch inlets to a 5-inch outlet is engineered to maintain velocity while minimizing turbulence, critical for forced-induction and naturally-aspirated engines alike. Whether you're tuning a street machine or prepping for competition, this is a foundational upgrade that directly impacts power delivery.

• 2-into-1 configuration
• 3.5 inch inlets
• 5 inch outlet
• Steel construction
• Gray paint finish
• Bolt-on installation
• MPN: H2021
• Sold individually