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2006-2011 CIVIC Si Coupe Invidia Q300 Stainless Steel Rolled Tip CAT-Back
The flat bottom shaped muffler design results in improved high speed aerodynamic performance. The muffler inside contains continuous piping design and use of Advantex material that results in an excellent free-flow exhaust with optimized back pressure, giving greater horsepower, torque gains and a r...
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