The BMC Oval Trumpet Airbox kit for 1998–2006 Land Rover Defender 2.5L TD5 is a waterproof oval trumpet-style intake assembly supplied as a kit for that Defender application. It provides a model-specific airbox intended to serve the vehicle's engine intake and maintain filtration where a waterproof configuration is necessary for that Defender range.
BMC 98-06 Land Rover Defender 2.5L TD5 Oval Trumpet Airbox Kit (Waterproof)