Looking for aftermarket parts to modify or upgrade your Honda Civic with catback? At Tunersports.com we carry a huge selection of the top name brand performance catback parts and accessories.
Upgrade your Honda Civic with premium aftermarket performance parts designed to improve power, handling, and style. Shop exhaust systems, suspension upgrades, brake kits, air intakes, and more — all backed by fast, free shipping from Tunersports.

SHIPS FROM MANUFACTURER 413-05-6025A properly designed exhaust system is critical to engine performance. Skunk2's 76mm MegaPower RR Exhaust system for the 06-11 Civic Si coupe was developed with this in mind and is based off of more than 15 years' worth of racing experience. Dyno-proven for maximum horsepower, MegaPower RR systems ar... Skunk2 MegaPower RR 06-10 Honda Civic Si (Coupe) 76mm Exhaust System (Factory Bolt On) 2006-2011 Honda Civic Si $764.70 |
SHIPS FROM MANUFACTURER 413-05-6030A properly designed exhaust system is critical to engine performance. Skunk2's 76mm MegaPower RR Exhaust system for the 07-11 Civic Si sedan was developed with this in mind and is based off of more than 15 years' worth of racing experience. Dyno-proven for maximum horsepower, MegaPower RR systems ar... Skunk2 MegaPower RR 06-10 Honda Civic Si (Sedan) 76mm Exhaust System (Factory Bolt On) 2007-2011 Honda Civic Si $764.70 |
SHIPS FROM MANUFACTURER 413-05-6050A properly designed exhaust system is critical to engine performance. Skunk2's 76mm MegaPower RR Exhaust system for the 2012 Civic Si coupe was developed with this in mind and is based off of more than 15 years' worth of racing experience. Dyno-proven for maximum horsepower, MegaPower RR systems are... Skunk2 MegaPower RR 12 Honda Civic Si (Coupe) 76mm Exhaust System 2012-2013 Honda Civic Si $764.70 |
SHIPS FROM MANUFACTURER 413-05-6055A properly designed exhaust system is critical to engine performance. Skunk2's 76mm MegaPower RR Exhaust system for the 2012 Civic Si coupe was developed with this in mind and is based off of more than 15 years' worth of racing experience. Dyno-proven for maximum horsepower, MegaPower RR systems are... Skunk2 MegaPower RR 12 Honda Civic Si (4dr) 76mm Exhaust System 2012-2013 Honda Civic Si $764.70 |
SHIPS FROM MANUFACTURER 413-05-6060Decades of race engineering are incorporated into every part Skunk2 develops. Our MegaPower Double Barrel (DB) Exhaust system for the '17-'20 Honda Civic Si is no exception. All MegaPower exhaust systems are finely tuned using CNC Mandrel bends, precision robotic TIG-welds and unrestrictive resona... Skunk2 MegaPower RR 17-20 Honda Civic Si Sedan Exhaust System 2017-2020 Honda Civic Si $845.45 |
SHIPS FROM MANUFACTURER 413-05-6065Decades of race engineering are incorporated into every part Skunk2 develops. Our MegaPower Double Barrel (DB) Exhaust system for the '17-'20 Honda Civic Si is no exception. All MegaPower exhaust systems are finely tuned using CNC Mandrel bends, precision robotic TIG-welds and unrestrictive resona... Skunk2 MegaPower RR 17-20 Honda Civic Si Coupe Exhaust System 2017-2020 Honda Civic Si $845.45 |
IN STOCK 413-05-6075Decades of race engineering are incorporated into every part Skunk2 develops. Our MegaPower Double Barrel (DB) Exhaust system for the '18-'20 Honda Civic Type R is no exception. All MegaPower exhaust systems are finely tuned using CNC Mandrel bends, precision robotic TIG-welds and unrestrictive ... Skunk2 MegaPower RR 18-20 Honda Civic Type-R Exhaust System 2018-2020 Honda Civic Type R $845.45 |
Whether you drive a classic 90s Civic, a turbocharged late-model build, or a daily-driven commuter, we carry performance parts designed specifically for your generation. Our extensive inventory ensures proper fitment and compatibility across a wide range of Honda Civic trims and model years.
Improve airflow and unleash a more aggressive sound with high-performance cat-back exhaust systems, headers, and mufflers. Upgrading your exhaust can increase horsepower while enhancing throttle response.
Enhance cornering and overall ride control with performance suspension components including coilovers, lowering springs, sway bars, and strut braces. Dial in your Civic’s stance and handling for street or track use.
Boost engine efficiency and performance with cold air intakes, short ram systems, and other airflow upgrades. These modifications help your Civic breathe better and respond faster.
Increase stopping power with upgraded brake pads, slotted rotors, and complete big brake kits. Ideal for spirited driving and high-performance applications.
Customize your Civic’s appearance and comfort with lighting upgrades, aerodynamic components, shift knobs, floor mats, and other premium accessories.
Popular upgrades include cold air intakes, cat-back exhaust systems, coilovers, and upgraded brake components. These modifications improve horsepower, handling, and overall driving performance.
Aftermarket parts may affect certain warranty claims depending on installation and manufacturer guidelines. Always review your vehicle’s warranty terms before modifying.
Use the model year filter or browse by generation to ensure compatibility with your specific Honda Civic trim and configuration.