APC Racing Bellmouth stack and K&N High Performance Air Filter. APC Racing's new high efficiency Bellmouth Velocity Stacks are ideal for All Motor and Forced Induction Race Applications. Bellmouth O.D. - 5".
KN 69-1014TS Performance Cold-Air Intake System for 06-11 Civic Si 2.0L L4 Gas
KN 77-9039KP Performance Aluminum Air Intake System for Toyota Tacoma 3.5L Gas
High Flow Performance Cold Air Intake Air Filter 3", 3.5", 4" Inlet, 6.5" Tall
