The Proheader Performance 13 Inch Stainless Steel Coolant Expansion Overflow Tank is a high-quality engine cooling component designed for universal fitment in cars and trucks. This tank comes with a cap and mounting hardware included, making installation hassle-free. With features like being 100% leak tested and requiring no drilling or modifications, this coolant expansion tank is a reliable and efficient addition to your vehicle's cooling system. The durable stainless steel construction ensures long-lasting performance, making this a practical and essential part for maintaining your vehicle's engine health.