Genuine Volkswagen Thunder Blue Metallic Touch Up Paint Code LK5N Brand new genuine VW Thunder Blue Metallic Touch Up Paint Code LK5N VW color codes can be hard to find. Please contact BMW of Towson with your vehicle's VIN number prior to purchase and we can help you find the correct color. By applying touch up paint to your stonechips, scratches or other small paint defects, you can protect the exterior of your vehicle from the onset of rust. Includes 1 paint color pen and 1 clear coat pen. Each pen holds .39 fl oz.