Questions about Exhaust systems, Catalytic Converters and Headers/Manifolds

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2000 Toyota Celica GTS aftermarket exhaust system

I want to get a MagnaFlow Cat and Muffler. I need confirmation that the parts I've found online will indeed fit my Celica. I'm ignorant when it comes to cars (I filled the radiator coolant overflow ...
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1answer
79 views

Damaged Muffler Degrades Performance

I purchased a replacement muffler from the internet for my 2004 Xterra. It arrived yesterday but had some noticeable dents in the resonator. My question is: will these dings degrade the sound ...
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3answers
96 views

2013 Subaru WRX - Stripped exhaust bolt

I got an exhaust and I was putting it on my car (2013 wrx) and had to disconnect the exhaust after the midpipe. The bolts were rusted so I PB blasted them, and then got one set of bolts off. When I ...
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99 views

1989 Nissan pintara problem

I have a 1989 U12 2.4l Nissan Pintara. It started running really rough one day and when I got home the exhaust manifold was glowing red hot. I changed the catalytic converter and it still is running ...
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859 views

What could be causing a distinct exhaust drone in a tight band around 3250 rpms on a 2004 Subaru WRX?

EDIT: Additional information provided by LovelyWife(TM) - listening outside the car, she has proclaimed that the rattle / buzz / drone / resonance is coming from the front of the car and sounds like ...
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184 views

Volvos with the same parts as the Volvo 440 GL with 2 liter motor?

I have an old Volvo 440 GL (~1994) and I need to find a part to the exhaust system that costs the same amount as the car itself if bought from the Volvo company itself: this is the flange part in the ...
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3k views

Exhaust Flame Kit

I have been searching over the past week or so trying to educate myself as much as possible before going ahead and trying to build an exhaust flame kit from scratch (the ones on sale on the internet ...
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594 views

Persisting 1998 Malibu Exhaust Problem

I am having a problem with a 1998 Malibu. I keep getting several codes but primarily P0420. I have replace the Catalytic Converter twice. Both oxygen sensors have been replaced. I have checked the ...
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49 views

2006 Scion Tc Base - lots of vibration and bad smell from exhaust

2006 Scion Tc base automatic transmission, has 149k miles on it.The car used to vibrate a little at idle. It suddenly started vibrating a lot. It is shaking as if there's an earthquake! Idle rpm at ...
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45 views

Chiptuning for a car with DPF (Diesel Particulate Filter) is a bad idea?

I know that it is possible to disable DPF (Diesel Particulate Filter). I'm wondering how bad it could be to leave DPF (Diesel Particulate Filter) functioning and add a chip to a car?
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241 views

Blue smoke upon acceleration and pinking

I have a Y12 Wingroad Nissan. While driving at 100km/hr and I stop, and begin driving again, I see a lot of blue smoke from exhaust for a little while. I also get a flat spot and pinking when ...
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Suggestions for replacing/upgrading exhaust/silencer for a 125cc Motorbike [closed]

I have a 125cc Yamaha Gladiator SS125, which is about 3 years old. I had my stock air filter (paper-based) removed and installed a K&N conical filter about a year ago. I wanted to know if anyone ...