The BMC Oval Trumpet Airbox is a waterproof universal oval trumpet kit with a 235mm length intended for engines over 1600cc. This waterproof variant is supplied for custom or retrofit intake systems, offering an oval trumpet element sized for larger-displacement engines where moisture protection is required. It integrates into intake assemblies matching the stated length and engine class.
BMC Universal Oval Trumpet Airbox Kit 235mm Length - For Engines Over 1600cc (Waterproof)