GReddy Supreme SP Cat Back Exhaust Honda Civic Type R 2017-2021 | 10158214 Legacy_2015-2019 If you don’t know what

If you don’t know what you need to make this turbocharger work

but airflow management determines real-world performance:

Eagle's EJ257 STI rods include ARP 3/8in 2000 rod bolts for extensive ability to handle power and boost

deformation or deflection of the mount

Does NOT include center trunk garnish (sold separately)

GReddy Supreme SP Cat Back Exhaust Honda Civic Type R 2017-2021 | 10158214 Legacy_2015-2019 If you don’t know whatFitment: Honda Civic Type R 2017 2021 Upgrade the sound, style, and performance of your Honda Civic Type R with the Supreme SP Cat Back Exhaust from GReddy. Designed with a focus on real world drivability and dyno proven gains, this premium street performance exhaust delivers a refined tone, improved airflow, and a measurable power increase for the turbocharged K20C1 engine. Built from fully hand welded 304 stainless steel, this system features large