BALLADE SPORTS S2000 TRI Y HEADER Renegade Motorsports Ballade Sports 00 09 Honda S2000 Turbo Manifold, 2pc Downpipe, Dump Tu Ballade Sports 00 09 Honda S2000 Turbo Manifold, 2pc Downpipe, Dump Tu Ballade Sports 00 09 Honda S2000 Turbo Manifold, 2pc Downpipe, Dump Tu. Ballade Sports S2000 Sequential Tri Y Header Exhaust Manifold Our Ballade Sports Exhaust Manifold features 5 step piping size with each step helping in anti reversion, and also backing up of exhaust flow. Weighing at 12lbs less than stock (OEM is 25lbs), the primary runners are 1. 75 inch, to 1. 875 inch, to 2. 00 inch, to 2. 25 inch, to 2. 5 inch merge collector. Stepping the header pipe size helps direct flow and increase scavenging, thus allowing for a faster exit. The S2000 firing order is cyl 1 3 4 2, therefore our runner design is sequential, creating a venturi effect. This application fits standard factory catalytic converter location. Wheel horsepower gains are approximately 10whp mid range dependent on application setup. We also added the use of the OEM Honda Upper Heat Shield. You can have a stealth look to your Ballade Header simply by re using your original Honda header heat shield. NOTE: OEM Honda heat shield not provided. weight: 14lbs 2. 2oz Note* This item is for off road race use only.