Invidia 06+ Civic Si 4dr Q300 Stainless Steel Cat-back Exhaust YMM_2004_2006_Saab_9_2x_GG It is suitable for performance

It is suitable for performance upgrades

The remote reservoir allows for flexible placement

50in lightweight 6061-T6 Aluminum Piping

It can be installed on vehicles with custom suspension setups

The EVO9004C battery relocation tray is molded from crosslinked XLPE polyethylene and allows the airbox to be moved to the front of the engine compartment for a cooler air charge and reduced restriction

Invidia 06+ Civic Si 4dr Q300 Stainless Steel Cat-back Exhaust YMM_2004_2006_Saab_9_2x_GG It is suitable for performanceThe Invidia Q300 Cat Back Exhaust System is a high performance exhaust upgrade designed specifically for the 2006 2011 Honda Civic Si. Crafted with precision and attention to detail, this system enhances both airflow and exhaust sound, delivering a more aggressive tone while supporting the vehicles performance goals. Constructed from durable materials, the Q300 offers a refined aesthetic combined with improved exhaust flow, resulting in increased