2024 Texas Parks and Wildlife Code 31.070 – Exhaust Water Manifold; Muffler

2023 Texas Parks and Wildlife Code 31.070 – Exhaust Water Manifold; Muffler

2022 Texas Parks and Wildlife Code 31.070 – Exhaust Water Manifold; Muffler

2019 Texas Parks and Wildlife Code 31.070 – Exhaust Water Manifold; Muffler

2018 Texas Parks and Wildlife Code 31.070 – Exhaust Water Manifold; Muffler

2016 Texas Parks and Wildlife Code 31.070 – Exhaust Water Manifold; Muffler

2014 Texas Parks and Wildlife Code 31.070 – Exhaust Water Manifold; Muffler

2011 Texas Parks and Wildlife Code 31.070 – Exhaust Water Manifold; Muffler

2009 Texas Parks And Wildlife Code 31.070 – Exhaust Water Manifold; Muffler

2008 Texas Parks and Wildlife Code 31.070 – Exhaust Water Manifold; Muffler