Invidia N1 Cat-Back Exhaust for 2006-2011 Civic Si Clock Gauge (Not for Evo 7)

(Not for Evo 7)

Excellent starting point for those that intend significant upgrades down the road

STM sells this as a full 10-piece kit or you can buy the bolts

• Thick Flanges

These fasteners deliver a 55% increase in tensile strength over the OEM Torque to Yield (TTY) head bolts

Invidia N1 Cat-Back Exhaust for 2006-2011 Civic Si Clock Gauge (Not for Evo 7)The Invidia N1 cat back exhaust systems for the 2006 2011 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