USP Motorsports is pleased to offer products from the leader in spark plug technology, NGK. NGK is the largest OE supplier and manufacturer of spark plugs for domestic and import vehicles. Its OE legacy, unsurpassed quality and leading vehicles in operation coverage reinforces NGK as The Ignition Specialist™. With over 80 years of automotive expertise NGK has built a reputation for quality and reliability; manufacturing spark plugs for virtually every vehicle application.