304L Stainless Steel, 3 in x 4 in Fitting Pipe Size, Concentric Reducer Coupling - 1RTX3|4381016260 - Grainger
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Amazon.com: 3"ID to 4"OD Exhaust Pipe Reducer Adapter 304 Stainless Steel for Universal Car Connector (3"ID - 4"OD) : Automotive
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Value Collection - Pipe Reducer: 2 x 1-1/2″ Fitting, 304 Stainless Steel - 45268638 - MSC Industrial Supply
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Stainless Steel 304/304L Pipe Fitting, Concentric Reducer Coupling, Butt-Weld, Schedule 10, 1-1/4" X 3/4" Pipe Size: Industrial Pipe Fittings: Amazon.com: Tools & Home Improvement
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Stainless Steel 304/304L Pipe Fitting, Eccentric Reducer Coupling, Butt-Weld, Schedule 10, 1-1/2" X 1" Pipe Size: Industrial Pipe Fittings: Amazon.com: Tools & Home Improvement
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Amazon.com: 8SC82 Exhaust Pipe Reducer Component Adapter 2.5 Inch OD to 3 Inch OD 4 Inch Length Polished 304 Stainless Steel Universal 2.5"OD to 3"OD Exhaust Pipe Reducer Adapter-2PCS : Automotive
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Merit Brass - Pipe Reducer: 2 x 1-1/2″ Fitting, 316 Stainless Steel - 36901775 - MSC Industrial Supply
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