![Amazon.com: 3"ID to 4"OD Exhaust Pipe Reducer Adapter 304 Stainless Steel for Universal Car Connector (3"ID - 4"OD) : Automotive Amazon.com: 3"ID to 4"OD Exhaust Pipe Reducer Adapter 304 Stainless Steel for Universal Car Connector (3"ID - 4"OD) : Automotive](https://m.media-amazon.com/images/I/71FxjcdNLFL.jpg)
Amazon.com: 3"ID to 4"OD Exhaust Pipe Reducer Adapter 304 Stainless Steel for Universal Car Connector (3"ID - 4"OD) : Automotive
![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 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](https://m.media-amazon.com/images/I/71WB2KdmpXL.jpg)
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
![Stainless Steel OD:2" 2.2'' 2.5'' 3'' Car Exhaust Reducer Connector Pipe Tube Adapter Intake Pipe Connection Joint CR1017 - AliExpress Stainless Steel OD:2" 2.2'' 2.5'' 3'' Car Exhaust Reducer Connector Pipe Tube Adapter Intake Pipe Connection Joint CR1017 - AliExpress](https://ae01.alicdn.com/kf/S4fcd87b1f9dc460689597f51b68d271bT/Stainless-Steel-OD-2-2-2-2-5-3-Car-Exhaust-Reducer-Connector-Pipe-Tube-Adapter.jpg)
Stainless Steel OD:2" 2.2'' 2.5'' 3'' Car Exhaust Reducer Connector Pipe Tube Adapter Intake Pipe Connection Joint CR1017 - AliExpress
![Megairon 38MM to 32MM 1.5" to 1.25" Tube OD Sanitary Concentric Reducer Coupling,Stainless Steel 316 Pipe Fitting - Amazon.com Megairon 38MM to 32MM 1.5" to 1.25" Tube OD Sanitary Concentric Reducer Coupling,Stainless Steel 316 Pipe Fitting - Amazon.com](https://m.media-amazon.com/images/I/51X-VMZL77L.jpg)
Megairon 38MM to 32MM 1.5" to 1.25" Tube OD Sanitary Concentric Reducer Coupling,Stainless Steel 316 Pipe Fitting - Amazon.com
![Merit Brass - Pipe Reducer: 1 x 1/4″ Fitting, 304 Stainless Steel - 33094897 - MSC Industrial Supply Merit Brass - Pipe Reducer: 1 x 1/4″ Fitting, 304 Stainless Steel - 33094897 - MSC Industrial Supply](https://cdn.mscdirect.com/global/images/ProductImages/3309489-24.jpg)
Merit Brass - Pipe Reducer: 1 x 1/4″ Fitting, 304 Stainless Steel - 33094897 - MSC Industrial Supply
![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 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](https://m.media-amazon.com/images/I/81UM2G2xNXL.jpg)
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
![Merit Brass - Pipe Reducer: 2-1/2 x 2″ Fitting, 316 Stainless Steel - 36901783 - MSC Industrial Supply Merit Brass - Pipe Reducer: 2-1/2 x 2″ Fitting, 316 Stainless Steel - 36901783 - MSC Industrial Supply](https://cdn.mscdirect.com/global/images/ProductImages/3690178-23.jpg)
Merit Brass - Pipe Reducer: 2-1/2 x 2″ Fitting, 316 Stainless Steel - 36901783 - MSC Industrial Supply
304L Stainless Steel, 3 in x 4 in Fitting Pipe Size, Concentric Reducer Coupling - 1RTX3|4381016260 - Grainger
![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 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](https://m.media-amazon.com/images/I/51f+poxxmgL._AC_UF894,1000_QL80_.jpg)