HPI ALUMINUM EXHAUST 18001 FOR SAVAGE 4.6 & 5.9 NITRO CARS W/ PARTSThe Almencla Aluminum Exhaust 18001p is a high quality upgrade part specifically designed for HPI 1: 8 scale RC cars. This durable and lightweight exhaust system is a great modification to enhance the performance and aesthetic of your RC vehicle. Made by the reputable brand Almencla, this product is sure to provide a reliable and enjoyable experience for RC enthusiasts looking to upgrade their engine and exhaust system. Compatible Brand: For HPI