Skunk2 Alpha Series 06-11 Honda Civic SI Radiator (Dual Core) Wheel and Tire Accessories>Spare Tire Carriers 5" diameter Cat-Back™ system comes

5" diameter Cat-Back™ system comes in the S-Type sound level and is specifically tuned for performance and sound on the Frontier's 4

each filter features an injection molded base and top for lighter weight and rigidity

An optional auxiliary air inlet pulls in additional cool air from the inner fender when under power

2L Aggressor Cutout Pipe

Quick and precise ride-height adjustments can be made for dialing in corner balancing as well as for improved handling

Skunk2 Alpha Series 06-11 Honda Civic SI Radiator (Dual Core) Wheel and Tire Accessories>Spare Tire Carriers 5" diameter Cat-Back™ system comesSkunk2's all aluminum, full size Alpha Series Radiator for the '06 '11 Civic Si is a direct fit upgrade designed to dramatically increase both cooling efficiency and engine performance. Alpha Series Radiators are manufactured from lightweight and durable aluminum, feature 100 percent brazed cores, and include polished end tanks with Skunk2's signature Alpha logo embossed along each side. Each Alpha Series Radiator features a dual core design, high