This Holts Gun Gum Gas Tight Exhaust Silencer Joint Repair Paste Putty GunGum 200g UK is a top-notch performance part for your vehicle's exhaust system. It is designed to provide a gas-tight seal for your engine, ensuring that it runs smoothly and efficiently. The product is made by Holts, a trusted brand in the automotive industry, and has a manufacturer part number of GG2R. It is perfect for those who are looking to upgrade their vehicle's performance exhaust and is suitable for use on a range of different vehicles. With its easy-to-apply formula, this product is the perfect solution for anyone who wants to improve their vehicle's performance and achieve a smoother, more efficient engine run.