Fitment Information Honda Civic Hatch 1.5L Turbo (2016-2017, 2018) Fits SPORT models ONLY Hatchback only Attributes GTIN: 00843115026530 Brand Name: Injen Catalytic Converter Quantity: 0 Compatible Throttle Controller: PT0018B Exhaust System Connection: Flanged Finish: Polished Grade Type: Performance Hangers Included: Yes Hardware Included: Yes Muffler Body Diameter: 4.5 Muffler Body Length: 15 Muffler Body Material: 304 Stainless Steel Muffler Body Shape: Round Muffler Flanged Inlet: No Muffler Flanged Outlet: No Muffler Let Size: 3 Muffler Outlet Quantity: 1 Muffler Outlet Size: 3 Muffler Quantity: 1 Pipe Material: 304 Stainless Steel Primary Pipe OD: 3 Secondary Pipe OD: 3 Stepped Pipe Diameter: No Tail Pipe Material: Burnt Titanium Tail Pipe Outlet Outside Diameter: 4 Tail Pipe Quantity: 2 Y-Pipe Included: No Specs & Features Fits Hatchback Sport models ONLY Center exit design fits with factory rear valance Dyno Proven gains of up to 13 hp and 12 lb-ft. of torque Manufactured from 76MM Mandrel-Bent 304 Stainless Steel Dual 4.0"Burnt Titanium Tips Resonator only design for a crisp, smooth exhaust note Custom removable mounting brackets Stainless Steel Investment Cast Flanges For a Fast and Easy Install Hand Crafted and TIG Welded to Perfection for Strength and Durability Premium Stainless Steel Hardware and Hangers Designed and Made in Pomona, CA Product Description The Injen Exhaust System is designed to increase exhaust flow and improve horsepower. This exhaust features smooth mandrel bends that do not neck down, providing the least amount of resistance and allowing your engine to breathe easy. Straight through mufflers specially designed by Injen are some of the highest flow mufflers on the market, and have been designed to give a unique Injen tone that's deep and strong. This exhaust is a straight bolt-on and comes with all of the necessary hardware and gaskets required to place your factory exhaust. Injen SES Exhaust Features: 100% Stainless Steel for long life and rust prevention High flow straight through mufflers with the unique Injen sound Clean and strong robotic tig welds Mandrel bent piping for smooth flow with minimal restriction Dyno tested to provide the best exhaust flow True bolt on exhaust - includes all necessary gaskets and hardware for installation Redline360 is an authorized Injen dealer.