Castle® Z-3™ is a heavy duty, non-paintable undercoat and sound deadener. This is a low cost way to re-coat fender walls and undercarriage. Tough film will not pinhole, sag, or drip in normal application. Z-3™ exceeds US Government specifications for undercoating (TT-C-502A). Z-3™ provides superior protection against salt corrosion. Avoid application of undercoating closer than 12 to 14 inches from entire exhaust system.
1. Shake product well before and during use.
Store below 120°F.