When using exhaust band clamps, is it mandatory to have 4 relief cuts in the outer pipe of a lap joint to get a good seal? My new mufflers don't have any so wondering if I should cut some.
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When using exhaust band clamps, is it mandatory to have 4 relief cuts in the outer pipe of a lap joint to get a good seal? My new mufflers don't have any so wondering if I should cut some.
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If they put enough tension to hold pipes in place, good as is, only slot if req'd.