How do you cut off the rear muffler on a 1999 infiniti q45???

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gdriver93
Posts: 7
Joined: Thu Sep 17, 2009 1:40 pm
Car: 1999 Infiniti Q45t

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cut the rear muffler off and replaced with a flexible exhaust pipe and two straight sections of pipe with new tips? how do you do it?


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JOSHIE88
Posts: 36
Joined: Wed May 13, 2009 4:59 pm
Car: 1994 INFINITI Q45

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if its the same as a 94 i did mine with sawzall then just did flex pipe to two 3"od sections of stainless with the proper adapters to do the size change

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elwesso
Posts: 30810
Joined: Sun Feb 23, 2003 4:52 pm
Car: 94 Infiniti Q45t 5 spd
2007 BMW M Coupe
2007 Infiniti G35 S 6MT
Location: Indiana
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in my personal opinion you are much better off cutting out the "pre mufflers" prior to the rear muffler. you will get much better sound, IMO.

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JOSHIE88
Posts: 36
Joined: Wed May 13, 2009 4:59 pm
Car: 1994 INFINITI Q45

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yea i dont really like the sound of mine its cool but its kinda rattley if that makes any since... i want to redo the whole thing with like 2.5" or 2.75" but it works for now

gdriver93
Posts: 7
Joined: Thu Sep 17, 2009 1:40 pm
Car: 1999 Infiniti Q45t

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Where are the pre mufflers...and can i get away with just cutting those off and making it sound good, or will i have to put some new straight pipes on it?


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