The Driveshaft Shop Level 0 left axle is a direct-fit replacement for 2006–2011 Honda Civic Si (FG). Sold as the left-side Level 0 axle (RA4020L0), it provides the specified left axle assembly for Civic Si models within that model range and is intended to replace a worn or damaged left axle with a like-for-like component.
Driveshaft Shop 06-11 Honda Civic (RA4020L0) (FG) Civic Si Level 0 - Left Axle