🚀 Rev Up Your Ride with Brian Crower! Designed for flexibility, making upgrades a breeze. Get high-quality upgrades without breaking the bank. Manufactured in the USA for unmatched quality and reliability. Titanium retainers provide strength without the weight. Elevate your performance with precision-engineered components. Durable titanium retainers High-performance springs Made in USA The Brian Crower BC0300 Spring & Titanium Retainer Kit is designed specifically for Toyota 2JZGTE and Lexus 2JSGE engines, offering high-quality, high-performance internal components that are both affordable and easy to install. Manufactured in the USA, this kit features lightweight titanium retainers and robust springs, ensuring your engine runs at its best.