Invidia N1 Cat-Back Exhaust for 2012-2015 Civic Si Models Select::Sedan 76mm (HS12HC4STT) (1) Idler Pulley (T42017)

(1) Idler Pulley (T42017)

50" 4" 60804 2

When properly installed

75" 7" / 9" 101-06353-0000 2

6mm Valve Lock Degree 6° Weight: 8 grams Evo/DSM 4G63 Dual Spring Specs: Max Net Lift: 460"

Invidia N1 Cat-Back Exhaust for 2012-2015 Civic Si Models Select::Sedan 76mm (HS12HC4STT) (1) Idler Pulley (T42017)The Invidia N1 cat back exhaust systems for the 2012 2015 Honda Civic Si is available for the sedan or coupe models in either 70mm or 76mm polished 304 stainless steel with a burned blue titanium tip. Hangers are designed for an OEM replacement fit and includes all necessary gaskets, hardware and removable silencer. Engineered to produce strong mid to top end power gains, as well as provide an increase in horsepower and torque, reduced back pressure