This pair of rocker arm support plates are a perfect fit for your 97-07 LQ4 LQ9 LS1 LS6 LS2 engine. Made of high-quality aluminum, they are durable and long-lasting. These plates are a direct replacement, ensuring that your engine will run smoothly and efficiently. The manufacturer offers a 90-day warranty for these plates, giving you peace of mind with your purchase. Perfect for those looking to upgrade their engine or replace worn-out parts, these rocker arm support plates are a must-have for any car or truck enthusiast.