• Mustang Forums
  • 1996 - 2004 SN95 Mustang -General/Talk-
  • SN95 4.6L Mustang Tech

How much hp from a catted X?

  • Thread starter Thread starter Screamin' Demon
  • Start date Start date Sep 3, 2004
S

Screamin' Demon

Member
Feb 24, 2003
204
0
16
winchester, va
Sep 3, 2004
#1
  • Sep 3, 2004
  • #1
Alright I have my new PI intake on the car and need to get the exhaust freed up so how much will a catted X-pipe, say magnaflow net me rwhp wise? Im not going to do heads or cams for a long while so Im doing the boltons first. Any other recommended mods first?
 

MAC[H]Z

New Member
Mar 9, 2004
152
0
0
NH
Sep 3, 2004
#2
  • Sep 3, 2004
  • #2
Screamin' Demon said:
Alright I have my new PI intake on the car and need to get the exhaust freed up so how much will a catted X-pipe, say magnaflow net me rwhp wise? Im not going to do heads or cams for a long while so Im doing the boltons first. Any other recommended mods first?
Click to expand...


I gained about 6RWHP and lost 4RWTQ with my catted SLP
 

JonJon

Founding Member
Aug 16, 2002
4,801
1
68
back in Marylands
Sep 3, 2004
#3
  • Sep 3, 2004
  • #3
I don't have dyno numbers but out of all my mods, the X pipe is the only one I'd buy again in a heartbeat. The rest I probably wouldn't buy.


Definately a noticable increase in power even though I don't believe in SOTP.
 
J

jbrown

New Member
Aug 5, 2003
393
0
0
Tallahassee, FL
Sep 3, 2004
#4
  • Sep 3, 2004
  • #4
probably 5-8 rwhp
 

smokin'Red35th

Member
Jan 9, 2004
493
0
16
Las Vegas, NV
Sep 3, 2004
#5
  • Sep 3, 2004
  • #5
people rave about dr. gas, and supposedly they net more power. i cant say for sure tho, i still have my stock midpipe
 
You must log in or register to reply here.

Similar threads

S
Engine 2003 Mach 1 Automatic Upgrades assistance
  • SJK1417M1AT
  • Sep 25, 2025
  • SN95 4.6L Mustang Tech
Replies
3
Views
261
SN95 4.6L Mustang Tech Dec 21, 2025
01SVTvertt
0
1
Engine Motor swap from a 2003 Explorer
  • 1996mustang new
  • Oct 9, 2025
  • SN95 4.6L Mustang Tech
Replies
7
Views
544
SN95 4.6L Mustang Tech Oct 16, 2025
squeak93
A
Discussion on mild budget build/ top end
  • Acesario
  • Feb 21, 2026
  • 1979 - 1995 (Fox, SN95.0, & 2.3L) -General/Talk-
  • 2
Replies
20
Views
671
1979 - 1995 (Fox, SN95.0, & 2.3L) -General/Talk- Feb 23, 2026
General karthief
Fox 329 HP low for a stroker?
  • Andresquintana.mma
  • Apr 15, 2025
  • 1979 - 1995 (Fox, SN95.0, & 2.3L) -General/Talk-
  • 2
Replies
23
Views
1K
1979 - 1995 (Fox, SN95.0, & 2.3L) -General/Talk- Apr 19, 2025
Jarhead67
J
Engine Suggestions on an engine rebuild. Stock cam/GT40Ps or aftermarket on both for a fun weekend driver?
  • MadSquirrelTech
  • Apr 28, 2026
  • Fox 5.0 Mustang Tech
  • 2
Replies
23
Views
661
Fox 5.0 Mustang Tech May 7, 2026
MadSquirrelTech
Share:
Bluesky Email Share Link
  • Mustang Forums
  • 1996 - 2004 SN95 Mustang -General/Talk-
  • SN95 4.6L Mustang Tech
Menu
Log in

Register

  • Forums
  • What's new
  • Media
  • Resources
  • Contact
  • Sponsor
X

Privacy & Transparency

We use cookies and similar technologies for the following purposes:

  • Personalized ads and content
  • Content measurement and audience insights

Do you accept cookies and these technologies?

X

Privacy & Transparency

We use cookies and similar technologies for the following purposes:

  • Personalized ads and content
  • Content measurement and audience insights

Do you accept cookies and these technologies?