Back in stock Bring unmatched power and presence to your vehicle with the Diesel Train Horn – TGV Two-Tone Sound. Engineered for maximum impact, this premium truck and lorry accessory delivers a thunderous 170 decibels, ensuring you’re always heard on the road. With its unique two-tone TGV sound, the horn alternates between tones every two seconds for an authentic train-like effect. Built to last, it operates on 12–24v dual voltage and requires a minimum 80 PSI air supply for optimal performance. This is the original Diesel Train Horn – don’t be fooled by imitations. Designed for professional drivers, it’s a must-have addition to any serious truck horn collection, making it a top choice for those seeking powerful lorry accessories or truck shop accessories in the UK. Key Features: Authentic two-tone TGV sound 170 dB loud and powerful output 12–24v dual voltage operation Requires 10mm air pipe and 80 PSI minimum air supply The original and best – not a cheap copy Perfect for trucks, lorries, and commercial vehicles, this horn guarantees attention on every journey.