Any used cat has more restriction than when it was new. -quicker spool more horses yet not as much of a low end torque gain.
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. I did all of my bolt-on mods except headers before the HFCs so the stock cats where the last substantial choke point in the breathing system. Joined Sep 15 2007 480 Posts. High Flow Cats HFCs Either Ceramic or Metallic Core - Youll want Ceramic last longer least prone to core ruptures.
Depending on if you have a Visual Inspection Tailpipe or Dyno test you will probably fail. Better flow than stock cats but less than test pipes or headers. I personally run high flow cats just because it makes it sound deeper while not being overly loud like I feel test pipes would make it.
Results 1 to 32 of 32 Thread. Test pipes will give you better performance gains but will generally be more raspy unless you get resonated ones. High flow cat vs test pipe.
My high flow cats are the best mod Ive done to my car. Only show this user. Still retain Stock look for visual tests.
3 May 25 2010. I think I will go with the printed dyno over your butt dyno unless you can crap out a chart for me. Join Date Jun 01 2010 AZ Member 59775 Location.
Jump to Latest Follow 1 - 19 of 19 Posts. 07 Accord EX-L V6 6spdTSB Night Hawk Black 25 Tint all round 2 Door USA-SPEC PA15 HON2. It will be quite abit louder with a test pipe also it will be very raspy unless you have a good resonator in the mid pipe but it wont cure all best bet is to install a short glasspack in place of the cat.
D fabulous Registered. Project GripS14 our 1995 Nissan 240SX with an S14 SR20DET engine hits Onpoints dyno to see what kind of power gains it picked up with the new Garrett GTX 2. High Flow 3-Way California Certified More.
-more free flowing than a stock cat yet not completely free flowing. High flow cat. I was just wondering if anyone has tried a high flow cat like the one magna flow makes.
Tailpipe limits for your model vehicle are usually 5 CO. A test pipe over a stock cat will have some gains but compare the test pipe to a good high flow cat like the Carsound and its nothing. I also beleave they make trick o2 sensors that let the ecm see what it wants to see regardless as to what really going on.
High flow cat vs test pipe diff in hp. Catless Midpipes or High Flow Cats. Removing the Cat is illegal Replacing the Cat with a test-pipe is tampering.
OEM with 100000 mi vs high-flow at higher RPM may be where the greatest increase in. 11 Feb 11 2017. High flow cat vs test pipe.
5050 chance of passing sniffer tests. 11-03-2010 1004 PM 1. Why did I pick high flow cats to go on my RT over just doing a catless mid pipe setup.
Many say catless midpipes will re. Is 4-10hp worth getting busted for. Test pipes are not only illegal they only give about 4-10 hp.
View Profile View Forum Posts View Blog Entries View Articles Senior Member Three Rings. Mild HPTQ gain Resonated Test Pipes. Your vehicle will be right above or below that without the Cat The cat is DESIGNED to reduce that portion.
Just look at the flow numbers in the cat article the Carsound is pretty close to its equal-sized test pipe counterpart. Discussion Starter 1 Jan 21 2008. What parts to buy.
My guess is that test pipe vs high-flow cat performance isnt noticable and not enough differance to measure. Joined Jul 1 2007. No smell like TPs no rasp better exhaust note and a noticeable power increase.
Lets talk about catalytic c. Ive been looking into getting a test pipe to remove the restrictive cat from the engine. -pulls smoother than a test pipe would yet better than a stock cat.
Ive seen the question pop up in a few places over the last couple of weeks in a couple of different places. HIGH FLOW CAT. Also something to consider is that test pipes give of a sulfur smell if you care about that.
On our cars how much hp difference do u think there actually is between a. I watched a video where cheap and expensive exhausts and cat and no cat configurations were tested.
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