Unleash performance gains of up to +10 HP and +11 lbs. x ft. torque with aFe's Takeda 3"-2 ½" mandrel bent, 304 stainless steel cat-back exhaust system for your Honda Civic Si Sedan with I4-1.5L (t) engine. This exhaust system is 100% hand TIG-welded by certified craftsmen for race proven strength and durability and designed with dual, free-flowing 304 stainless steel muffler s to improve performance across the power band while maintaining an aggressive tone and long lasting, good looks. Finished with dual 4-3/4" X 4-1/4" oval polished stainless steel tips and etched with Takeda brand logos gives the Civic Si a stylish, custom appearance.. Takeda 3 IN 304 Stainless Steel Cat-Back Exhaust System w/ Polished Tips Honda Civic Si Sedan 17-20 L4-1.5L (t). aFe Takeda 3in 304 SS Cat-Back Exhaust System w/Polished Tips 2017+ Honda Civic Si (4dr) I4 1.5L (t). Takeda 3 IN 304 Stainless Steel Cat-Back Exhaust System w/ Polished Tips. Dual Free Flowing Stainless Steel Mufflers. 100 Percent Hand TIG-Welded For Strength. Mufflers Deliver a Deep Aggressive Tone. Mandrel Bent Stainless Steel Tubing. Dual Rear Exit Stainless Steel Tips. Takeda Cat-Back Exhaust System. Cat-Back Exhaust

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