How To Get My Dp To Seal

[Boost231]

i got a 2 piece down pipe and where the 2 pieces meet where one side slips in the other i cant get it to seal. does anyone have any ideas for me. i tryed a band clamp and it sucks. thanks

Boost231

 

[Boost231]

thanks

thanks for all the help. im getting it welded. :wink: