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2-1/2" x 2-1/2" (OEM) Catted Stainless Steel X-Pipe. 1999-2004 Ford Mustang GT and Cobra 4.6L 2V/4V.
  • 16GA 304 Stainless Steel construction
  • Ball and socket style connection to Headers
  • Kooks Performance Cats 400 Cell High Flow Catalytic Converters
  • Performance Cats not for use on Forced Induction Applications
  • Requires Kooks Headers with 2-1/2" Collectors
  • Includes Clamps
  • 2-1/2" Outlet connects to OEM exhaust
Please Call 503-543-4672 for Price & Availability
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Header and Connection Kit. 1999-2004 Ford Mustang Cobra 4.6L 4V. Includes 1-7/8" x 3" Stainless Steel Long Tube Headers & 3" x 2-1/2" (OEM) GREEN Catted Stainless Steel X-Pipe.
  • 304 Stainless Steel Construction
  • 3/8" Thick Laser Cut Flanges
  • 1-7/8" Mandrel Bent Primaries
  • Stock Bolt Pattern
  • Kooks GREEN Cats EPA verified 400 Cell High Flow Catalytic Converters
  • Kooks GREEN Cats are suitable for use with forced induction
  • Includes All Necessary Hardware for Installation
  • 2-1/2" Outlet connects to OEM exhaust
  • With EGR Fitting.
Please Call 503-543-4672 for Price & Availability
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3" Stainless Steel Cat-Back Exhaust. 2005-2009 Ford Mustang GT 4.6L 3V & 2007-2009 Ford Shelby GT500 5.4L 4V
  • 16GA 304 Stainless Steel Mandrel Bent Tubing
  • KOOKS Polished Stainless Oval Mufflers
  • 4" Polished Stainless Tips
  • Does Not Connect to OEM Exhaust
  • Requires Use of KOOKS X-Pipe/H-Pipe with 3" Outlet
  • Includes Clamps
  • 3" INLET DOES NOT CONNECT TO OEM.
Please Call 503-543-4672 for Price & Availability
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2-1/2" x 2-1/2" Catted Stainless Steel X-Pipe. 2005-2010 Ford Mustang GT 4.6L 3V.
  • 16GA 304 Stainless Steel construction
  • Ball and socket style connection to Headers
  • Kooks Performance Cats 400 Cell High Flow Catalytic Converters
  • Performance Cats not for use on Forced Induction Applications
  • Requires Kooks Headers with 2-1/2" Collectors
  • Includes X-Pipe Clamps
  • 2-1/2" Outlet connects to OEM exhaust re-using OEM Clamps(Not Included)
Please Call 503-543-4672 for Price & Availability
More Info
2-1/2" x 2-1/2" Catted H-Pipe. 2005-2010 Ford Mustang GT 4.6L 3V.
  • 16GA 304 Stainless Steel construction
  • Ball and socket style connection to Headers
  • Kooks Performance Cats 400 Cell High Flow Catalytic Converters
  • Performance Cats not for use on Forced Induction Applications
  • Requires Kooks Headers with 2-1/2" Collectors
  • Includes H-Pipe Clamps
  • 2-1/2" Outlet connects to OEM exhaust re-using OEM Clamps(Not Included)
Please Call 503-543-4672 for Price & Availability
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2005-2010 Ford Mustang GT 4.6L 3V Manual. 1-5/8" x 2-1/2" Stainless Steel Long Tube Headers and 2-1/2" x 2-1/2" OEM Catted Stainless Steel X-Pipe. STANDARD RACE CATS NOT FOR USE IN FORCED INDUCTION APPLICATIONS
Please Call 503-543-4672 for Price & Availability
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2-3/4" x 3" Cat-Back Exhaust. 2011-2014 Ford Mustang GT 5.0L 4V 2011-2012 Ford Mustang GT500 5.4L 4V
  • 3" 304 Stainless Steel Mandrel Bent Tubing
  • KOOKS Polished Stainless Oval Mufflers
  • 4" Polished Stainless Tips
  • Connects at OEM Connection Pointre-using OEM Clamps(Not Included)
  • Will work with OEM exhaust or KOOKS Headers & X-Pipe/H-Pipe with 2-3/4" Outlet
Please Call 503-543-4672 for Price & Availability
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3" x 2-3/4" (OEM) Catted Stainless Steel X-Pipe. 2011-2014 Ford Mustang GT 5.0L 4V.
  • In an effort to provide our customers the best product available, Kooks has discontinued the Standard Cats and will be offering only the more durable and higher quality EPA verified Kooks GREEN Cats in our product. Kooks GREEN Cats are engineered to perform in Modern Muscle cars up to 750 RWHP, This part has been superseded by Part# 11413300
Please Call 503-543-4672 for Price & Availability
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3" x 2-3/4" (OEM) Catted Stainless Steel H-Pipe. 2011-2014 Ford Mustang GT 5.0L 4V.
  • In an effort to provide our customers the best product available, Kooks has discontinued the Standard Cats and will be offering only the more durable and higher quality EPA verified Kooks GREEN Cats in our product. Kooks GREEN Cats are engineered to perform in Modern Muscle cars up to 750 RWHP, This part has been superseded by Part# 11413600
Please Call 503-543-4672 for Price & Availability
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Header and Connection Kit. 2011-2014 Ford Mustang GT 5.0L 4V. Includes 1-3/4" x 3" Stainless Steel Long Tube Headers & 3" x 2-3/4" (OEM) Catted Stainless Steel X-Pipe.
  • In an effort to provide our customers the best product available, Kooks has discontinued the Standard Cats and will be offering only the more durable and higher quality EPA verified Kooks GREEN Cats in our product. Kooks GREEN Cats are engineered to perform in Modern Muscle cars up to 750 RWHP, This part has been superseded by Part# 1141H230
Please Call 503-543-4672 for Price & Availability
More Info
Header and Connection Kit. 2011-2014 Ford Mustang GT 5.0L 4V. Includes 1-7/8" x 3" Stainless Steel Long Tube Headers & 3" x 2-3/4" (OEM) Catted Stainless Steel X-Pipe.
  • In an effort to provide our customers the best product available, Kooks has discontinued the Standard Cats and will be offering only the more durable and higher quality EPA verified Kooks GREEN Cats in our product. Kooks GREEN Cats are engineered to perform in Modern Muscle cars up to 750 RWHP, This part has been superseded by Part# 1141H430
Please Call 503-543-4672 for Price & Availability
More Info
Header and Connection Kit. 2011-2014 Ford Mustang GT 5.0L 4V. Includes 1-7/8" x 3" Stainless Steel Long Tube Headers & 3" x 2-3/4" (OEM) Catted Stainless Steel H-Pipe.
  • In an effort to provide our customers the best product available, Kooks has discontinued the Standard Cats and will be offering only the more durable and higher quality EPA verified Kooks GREEN Cats in our product. Kooks GREEN Cats are engineered to perform in Modern Muscle cars up to 750 RWHP, This part has been superseded by Part# 1141H460
Please Call 503-543-4672 for Price & Availability
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Header and Connection Kit. 2011-2014 Ford Mustang GT 5.0L 4V. Includes 2" x 3" Stainless Steel Long Tube Headers & 3" x 2-3/4" (OEM) Catted Stainless Steel H-Pipe.
  • In an effort to provide our customers the best product available, Kooks has discontinued the Standard Cats and will be offering only the more durable and higher quality EPA verified Kooks GREEN Cats in our product. Kooks GREEN Cats are engineered to perform in Modern Muscle cars up to 750 RWHP, This part has been superseded by Part# 1141H660
Please Call 503-543-4672 for Price & Availability
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2015-2024 Mustang GT/Dark Horse 5.0L 4V 1-7/8" x 3" Stainless Headers w/ Performance Catted Connection Pipes and OEM Adapters.
  • 304 Stainless Steel Construction
  • 3/8" Thick Laser Cut Flanges
  • 2" Mandrel Bent Primaries
  • 3" Collectors with Kooks' Patented Scavenging Spike
  • Dual Bolt Pattern Header Flange
  • Kooks Performance Cats 400 Cell High Flow Catalytic Converters
  • Performance Cats not for use on Forced Induction Applications
  • Includes Gaskets, Oxygen Sensor Extension Harness, Clamps and Bolt Kit required for Installation
  • No additional parts required.
Please Call 503-543-4672 for Price & Availability
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