1980 Corolla Wagon Exhaust Diagram Picture

[stillplayswithcars]

Hello everyone, proud to be hear learning a new style vehicle, i own a 1980 Toyota Corolla Wagon 1.8L 5sp. the exhaust system has been altered from previous owner and has a small tin can attached to the intermediate pipe, no joke a small goya can with holes drilled at the end, well i want to fix this, can some one post a underside picture of what the exhaust system should look like as well as a good place to buy parts like these online, im a ebayer and not much to choose from at all when searched 1980 toyota corolla wagon. thanks in advance