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View Full Version : small exhaust weld leak what to do



marauder410
01-05-2012, 10:17 PM
i had some flowmaster 40's put on bout 6 monthsd ago at a shop

seen they did a terrible weld will never go back there again

noticed a little noise comin from under car then seen something dripping a little bit comin right from they did the weld

only dripping a little bit so im guessing that were my sounds it coming from seen to be water dripping from exhaust little bit is that ok it was a clear none smelling liquid

what should i do redoin my whole exhaust in 6 months to 2.5 piping and headers all way through to tip need just a temporary seal

i got some of that flex seal as seen on tv could i usew that just for a temporary seal it should hold it up right

please let e kno what you guys think

capt512
01-05-2012, 10:21 PM
I would think you could have another shop weld it back up for near nothing...

EMAS
01-06-2012, 01:13 AM
Flex seal will only make a mess as it will burn off at the temp the exhaust reaches. Sure they show a flame being passed over the stuff on the ad but the exhaust will get hot for a long period of time.

Go to your FLAPS and get some "exhaust putty" most come in a tube sort of like a toothpaste tube. It goes on like a putty and cures with heat. IF its a big leak you may need to get the exhaust hot before applying it w/o the engine running so it will cure before it gets blown out.

RacerX
01-06-2012, 07:46 AM
I would think you could have another shop weld it back up for near nothing...
Exactly. Or if you have aa friend with a mig, it can be fixed in minutes...

ctrlraven
01-06-2012, 08:15 AM
I'd do the exhaust putty as a temp fix for right now. Take a wire brush and clean off the area first then apply.

marauder410
01-06-2012, 12:42 PM
ok thans guys yea its just a small leak over couple hours will see some drop but seem to be just water of the such

but is big enough for it to be making a little noise sounds kinda like a fire engine i thought there was a fire engine behind me till i noticed that

ctrlraven
01-06-2012, 10:10 PM
A small leak sounding like a fire engine? If that's the case you have more problems when just a small exhaust leak.

Zim Hosein
01-12-2012, 07:21 PM
A small leak sounding like a fire engine? If that's the case you have more problems when just a small exhaust leak.

Sadly, I concur! :(