tc726 Member First Name tyler Joined Jan 30, 2025 Threads 12 Messages 35 Reaction score 6 Location florida Vehicle(s) 11th generation honda civic si Feb 28, 2025 Thread starter #1 I finally purchased the thermal r&d exhaust, but in the picture of it on their website, i see a nice rear diffuser. Does anyone know what brand it is so i could purchase one? Sponsored
I finally purchased the thermal r&d exhaust, but in the picture of it on their website, i see a nice rear diffuser. Does anyone know what brand it is so i could purchase one? Sponsored
Play4Blood New Member Joined Mar 20, 2025 Threads 0 Messages 1 Reaction score 1 Location Ohio Vehicle(s) 2024 Civic si Mar 22, 2025 #2 looks like the HPD one
