2003-2009 GMC C4500 C6500 C7500 C8500 Air Filter Restriction Gauge New 15010312
$29.95
GM Part # 15010312 (number on the item). This is the air filter restriction gauge for 2003-2009 GMC C4500, C6500, C7500, and C8500 trucks. This gauge lets you know how dirty the air filter is, just be looking at it.
