Looking for aftermarket parts to modify or upgrade your 2015 Honda Civic with catback? At Tunersports.com we carry a huge selection of the top name brand performance catback parts and accessories for your Civic.
Whether you have a 2015 Honda Civic in Si trim we have you covered. We have 9 catback available to mod your Civic. All parts have free shipping to the Continental US 48 States.
 IN STOCK 49-46601This unique dual transverse exhaust system is constructed form mandrel bent stainless steel and is TIG welded. This system was designed and engineered by tuning the perfect tube lengths; ultimately maximizing performance across the power band while maintaining a great tone. aFe carefully engineere... aFe Takeda MACHForce XP Exhaust Cat-Back 12 Honda Civic Si L4 2.4L SEDAN ONLY 2012-2015 Honda Civic Si $694.44 SALE |
 OUT OF STOCK 49-46602This unique dual transverse exhaust system is constructed form mandrel bent stainless steel and is TIG welded. This system was designed and engineered by tuning the perfect tube lengths; ultimately maximizing performance across the power band while maintaining a great tone. aFe carefully engineere... aFe Takeda MACHForce XP Exhaust Cat-Back 12 Honda Civic Si L4 2.4L COUPE ONLY 2012-2015 Honda Civic Si $694.44 SALE |
 SHIPS FROM MANUFACTURER 10158209GReddy 12-15 Honda Civic Si Coupe 76mm Supreme SP Cat-Back Exhaust 2012-2015 Honda Civic Si $760.00 |
 IN STOCK HS12HC2GTTFor a good balance of price and performance, Invidia offers the motorsport enthusiasts a strong line-up of Invidia N1 Exhausts. Each Invidia Exhaust is constructed with high quality SUS304 Stainless Steel, CNC-machined flanges, and manufactured with a polished finish. Each system features mandrel-... Invidia 12-13 Honda Civic Si Coupe N1 Titanium Tip Cat-Back Exhaust 2012-2015 Honda Civic Si $564.17 SALE |
 IN STOCK HS12HC2STTFor a good balance of price and performance, Invidia offers the motorsport enthusiasts a strong line-up of Invidia N1 Exhausts. Each Invidia Exhaust is constructed with high quality SUS304 Stainless Steel, CNC-machined flanges, and manufactured with a polished finish. Each system features mandrel-... Invidia 12-15 Honda Civic Si Coupe N1 Titanium Tip 76mm Cat-Back Exhaust 2012-2015 Honda Civic Si $690.10 SALE |
 IN STOCK HS12HC4GTTFor a good balance of price and performance, Invidia offers the motorsport enthusiasts a strong line-up of Invidia N1 Exhausts. Each Invidia Exhaust is constructed with high quality SUS304 Stainless Steel, CNC-machined flanges, and manufactured with a polished finish. Each system features mandrel-... Invidia 12+ Honda Civic Si Sedan N1 Titanium Tip Cat-Back Exhaust 2012-2015 Honda Civic Si $564.17 SALE |
 IN STOCK HS12HC4STTFor a good balance of price and performance, Invidia offers the motorsport enthusiasts a strong line-up of Invidia N1 Exhausts. Each Invidia Exhaust is constructed with high quality SUS304 Stainless Steel, CNC-machined flanges, and manufactured with a polished finish. Each system features mandrel-... Invidia 12+ Honda Civic Si Sedan N1 Titanium Tip 76mm Cat-Back Exhaust 2012-2015 Honda Civic Si $690.10 SALE |
 IN STOCK HS12HC2G3SThe Invidia Q300 Exhaust features a 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 ... Invidia 12-13 Honda Civic Si K24 Coupe Q300 Rolled Stainless Steel Tip Cat-back Exhaust 2012-2015 Honda Civic Si $606.34 SALE |
 IN STOCK HS12HC4G3SThe Invidia Q300 Exhaust features a 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 ... Invidia 12+ Honda Civic Si Sedan Q300 Rolled Stainless Steel Tip Cat-back Exhaust 2012-2015 Honda Civic Si $606.34 SALE |