302717 - 1978-1988 GM G-Body Double Adj Upper & Lower Rear Control Arms Kit 2001 Pontiac Firebird 4 percent more power than

4 percent more power than oil of a similar viscosity 20WT is a 5W20

We do not recommend adjusting vehicle height on the car without using a thrust bearing kit

The adjuster sleeve is made of 6061-T6 Black Anodized Aluminum and is designed for easy installation with factory inner tie rods and spindles

helping drivers maintain precise control at all speeds

302717 - 1978-1988 GM G-Body Double Adj Upper & Lower Rear Control Arms Kit 2001 Pontiac Firebird 4 percent more power thanComplete Kit Includes: (1) Set of Double Adjustable Lower Control Arms with Spherical Rod Ends (Item #3027) (1) Ser of Double Adjustable Upper Control Arms "Ultimate Arms" (Item #3017)