SKU: 01-0107

Fits: Civic Si K20A coupe FG2 and sedan FA5 2006-2011

Specifications:

• Equal-Length -Y pipe Design for mid-range power and throttle response.
• True 4-2-1 design increases both torque and horsepower, gain 10-15whp!
• Fits stock and any stock-style mid-pipes and catback systems such as Tsudo S2 catback
• Manufactured from 100% stainless steel with silver polished finish.
• T-304 stainless steel will never rust and provides the ultimate durability
• CNC machine mandrel-bent 2.5" outlet collector for maximum exhaust flow.
• CNC cut flanges and robotic TIG welded.
• 25% lighter than stock OEM exhaust system.
• Includes all necessary flanges, bolts, and gaskets for installation. Stock metal header gasket is reused and will provide the best seal.
• Easy bolt-on installation with typical hand tools, no welding or cutting required.
• Racing header for off-road or track use only
• Now includes FREE Tsudo CEL Fix, a $30 value!