sz pipes???

Nissan 300ZX technical discussion forum: Maintenance, performance, installations, modifications, how-to's and troubleshooting.
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KA24JEF
Posts: 60
Joined: Tue Mar 02, 2010 6:59 am
Car: 1990 300zx 2+2
Location: lafayette ,LA

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so i am thinking of buying the sz test pipes , and i was wondering if any one has them or is thay now anything good??? or bad??? like fitment probs things like that??


robomatic12
Posts: 672
Joined: Sun Jul 12, 2009 12:05 pm
Car: 1990 300ZX TT

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I do not own SZ, but I know people who do. In the Z world it seems you get what you pay for; In the case of SZ this means quality and great fitment, everyone seems to be happy with the pieces that come from them. You will be a happy camper!

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txQ45
Posts: 241
Joined: Wed Jun 04, 2003 1:40 pm
Car: 91 300zx TT
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I work on Z's along with owning one that has the 3" pipes from SZ.
SZ has the best fitment and the highest price..
Coz "ConceptZperformance.com does a great job of offering quality parts with options for parts that cost less
I would buy from Coz just as fast as SZ and if price was the issue I would go with who had the best price.
BTY, Coz gets the same supplier to build his parts as SZ in alot of cases just another badge on it.

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BigTDogg (MA)
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Joined: Wed Aug 29, 2007 8:26 am
Car: 1990 Nissan 300ZX TT
Location: Boston MA

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txQ45 wrote:BTY, Coz gets the same supplier to build his parts as SZ in alot of cases just another badge on it.
Yeah... not to start s***, but you got any proof on that? Or just what Coz told you?

The SZ everything fits great. I have the 4 bolt 3" expansions to the 3"->2.5" test pipes and the fit was great. Beautiful welds and high quality materials, can't really ask for more.

vulcanrush
Posts: 1183
Joined: Thu Mar 25, 2010 2:41 pm
Car: 93 300zx n/a to tt

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BigTDogg (MA) wrote:
txQ45 wrote:BTY, Coz gets the same supplier to build his parts as SZ in alot of cases just another badge on it.
The SZ everything fits great. I have the 4 bolt 3" expansions to the 3"->2.5" test pipes and the fit was great. Beautiful welds and high quality materials, can't really ask for more.
baller.

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KA24JEF
Posts: 60
Joined: Tue Mar 02, 2010 6:59 am
Car: 1990 300zx 2+2
Location: lafayette ,LA

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awsome that made this choice really ez for me, ton hear such great reviews and i dont find that thir price is all that steep anyway, in fact i felt as tho i was getting a really good, hints why i asked the question in the first place lol

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SilverZXTT(CO)
Posts: 38
Joined: Fri Jan 07, 2011 6:20 am
Car: 1993 300ZX Twin Turbo
Platinum Metallic/Silver
Location: Denver, CO

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Have a set on the car, split DP's to 2.5" testpipes. Fitment you cannot beat. Have 5-bolt expansion DP's and 3" to 2.5" setting in the basement. If anything like the other will fit perfectly. Hold off till Monday, may have a Valentine Day special.

Z31toZ32
Posts: 1673
Joined: Fri May 23, 2008 12:43 am
Car: 1999 Infinity QX4
Location: Denver, CO

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txQ45 wrote:I work on Z's along with owning one that has the 3" pipes from SZ.
SZ has the best fitment and the highest price..
Coz "ConceptZperformance.com does a great job of offering quality parts with options for parts that cost less
I would buy from Coz just as fast as SZ and if price was the issue I would go with who had the best price.
BTY, Coz gets the same supplier to build his parts as SZ in alot of cases just another badge on it.
Coz.. good prices and fast email response, but a questionable businessman. on my last order from him, i ordered a Kevlar SS DXD clutch... installed it and the Clutch had some issues, had a next to impossible time to get it in gear, even after an hour of clutch adjustment. got to the bottom of it, and it turned out that he pieced a clutch and PP from 2 different southbend units together and sold them to me as a Kevlar SS. had to re-install it, and it was a real pain in the a** for everyone involved. this was enough for me to never deal with him again.

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Z32TT
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Joined: Wed Nov 05, 2008 12:19 pm
Car: 90' 300ZX TT
Location: Sacramento

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^Although a s*** situation, but how do you know Coz pieced it together?

Z31toZ32
Posts: 1673
Joined: Fri May 23, 2008 12:43 am
Car: 1999 Infinity QX4
Location: Denver, CO

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yeah it was crappy. i was at brett rameys with joe allison, who represents southbend dxd clutches in ohio. i told him about the clutch and he became suspicious because there were no reported kevlar ss's sold in the region, even though i had one in front of me. he looked into it and got into it with coz on the phone, and confirmed that he had in fact sold me a kevlar ss as 2 other units pieced together.

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Ba11erz
Posts: 68
Joined: Fri Jan 02, 2009 9:39 pm
Car: 90' 300ZXtt
Stage IX
502RWHP 93 pump (May 2011 Tune by SZ)
VH45DE Swap in progress
Location: Fort Meade

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Great opinions all around, so I thought i would chime in. If I had the deep pockets, I would do it all the same way again. I chose knockoff SS 3.0 DP's and 3-2.5 TPs at a reasonable price so I could apply leftover resources elsewhere. I figured it was only stainless steel and if it didn't fit right I could send it back. How much better can hot air escape anyway? I have to agree though, after seeing the SZ pipes up close they [look] far better inside and out compared to the much reduced knockoffs I have. Later, I chose to hide the workmanship by wrapping my DPs. See below my budget SS 3.0 SuperSplit DPs & 3-2.5 TPs. Look at the welding on the inside. It's fair not superb.

Black exhaust wrap on 5-bolt 3.0 Splits
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Inside welding
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TP 3-2.5 (w/ bungs for WB02 on both)
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TP 2.5 taper
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Z32TT
Posts: 1355
Joined: Wed Nov 05, 2008 12:19 pm
Car: 90' 300ZX TT
Location: Sacramento

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^That sucks that there's surface rust in the pipe already.

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BigTDogg (MA)
Posts: 4194
Joined: Wed Aug 29, 2007 8:26 am
Car: 1990 Nissan 300ZX TT
Location: Boston MA

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Z32TT wrote:^That sucks that there's surface rust in the pipe already.
It's because they're not stainless steel. They're electroplated mild steel.


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