Do i need to cut this inorder to weld something else on?

Question

http://www.andysautosport.com/toyota/1993_1997_corolla/performance/exhaust/mufflers/matrix/matr00012117.html

and the end pipe is stock and looks like a loop like this ~~~~~

i guess in a way

Answer 1

under most circumstances something has to be cut. its not very hard if you can get your hands on a plasma cutter. and then if you dont know how to weld or dont trust your welding. they make clamp on pieces that will keep an air tight seal.