Introducing the ARP Main Stud Kit, designed specifically for the Toyota 4AG 16V engine. This high-quality product, with the product code 203-5403, is a must-have for any performance enthusiast looking to upgrade their engine's main studs. With socket sizes of 12mm 12pt and 4mm Allen, this kit ensures a secure and precise fit for your engine.

ARP is a trusted brand known for its commitment to producing top-of-the-line fasteners for various automotive applications. With facilities in Southern California dedicated to forging, heat-treating, machining, quality control, finishing, and packaging/warehousing, ARP ensures the highest level of quality in all their products. The Main Stud Kit is just one of the many part numbers in ARP's extensive product line, which includes fasteners for engines, drivelines, suspensions, frames, and more.

Whether you're a professional racer or a weekend warrior, the ARP Main Stud Kit is a valuable addition to your engine upgrade arsenal. With its durable construction and precise fit, this kit will provide the strength and reliability needed to enhance your vehicle's performance. Trust ARP for all your fastener needs and experience the difference in quality and performance.