Realistic game-ready lowpoly plastic fuel tank with minor dirt / wear in three colours (Red, Green, Blue). Fine details even though its low poly count makes this model suitable for many uses also outside of realtime applications.
The images above are rendered in Blender 2.92 using the Cycles renderer while lit by HDRI and also Substance painter.
The included texture variants covers your need for both a metallic / roughness and specular / gloss workflow. 4096x4096 (4K) PBR textures included: Base color/Diffuse, Metallic, Roughness, Specular, Glossiness, Normal and Occlusion.