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Kooks Custom Headers 11513000 3" x 2-1/4" SS OEM Connection Adapters. 2015-2023 Mustang GT 5.0L.
3" x 2-1/4"(OEM) Stainless Steel OEM Connection Adapters. 2015-2023 Mustang 5.0L 4V.
  • Connects KOOKS Front Connection Pipes to OEM Exhaust at OEM Connection Point
  • Requires Kooks Long Tube Headers and Connection Pipes
  • Clamps Not Included
  • Sold individually
  • 2 pcs. Required per car.
  • Sold individually.
$93.10 CAD
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Kooks Custom Headers 11513010 Full 3" Stainless Steel Connection Adapters. 2015-2023 Mustang GT 5.0L.
3" x 3" Stainless Steel Connection Adapters. 2015-2023 Mustang 5.0L 4V.
  • Connection are a FULL 3" (No Reduction)
  • Extend 4" past the OEM connection point for aftermarket 3" Exhaust systems
  • Clamps Not Included
  • These WILL NOT Work with an OEM system
  • Requires Kooks Long Tube Headers and Connection Pipes
  • May have to be trimmed on some aftermarket systems. (Borla, Corsa, etc)
  • Sold individually
  • 2 pcs. Required per car.
  • Connection are a FULL 3" (No Reduction). These WILL NOT Work with an OEM system. May have to be trimmed on some aftermarket systems. (Borla, Corsa, etc)
$97.86 $85.87 CAD 12%
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Kooks Custom Headers 11513100 3" SS Competition Only Connnection Pipes. 2015-2023 Mustang GT 5.0L.
3" Stainless Steel Competition Only Front Connection pipes. 2015-2023 Ford Mustang GT 5.0L 4V.
  • 3" 16GA 304 Stainless Steel construction
  • Ball and socket style connection to Headers
  • Does not Include Clamps
  • Requires Kooks Long Tube Headers
  • DOES NOT CONNECT TO OEM EXHAUST
$1,507.80 $358.16 CAD 76%
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Kooks Custom Headers 11513200 3" SS Catted Connnection Pipes. 2015-2023 Mustang GT 5.0L.
3" Stainless Steel Catted Front Connection pipes. 2015-2023 Ford Mustang GT 5.0L 4V.
  • 3" 16GA 304 Stainless Steel construction
  • Ball and socket style connection to Headers
  • KOOKS Standard 300 Cell High Flow Catatlytic Converters
  • Does not Include Clamps
  • Requires Kooks Long Tube Headers
  • DOES NOT CONNECT TO OEM EXHAUST
  • KOOKS Standard Cats not recommended for use with forced induction
$1,678.83 $1,204.92 CAD 28%
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Kooks Custom Headers 11513400 3" SS GREEN Catted Connnection Pipes. 2015-2023 Mustang GT 5.0L.
2015-2022 Ford Mustang GT 5.0L 4V. 3" Stainless Steel High Output GREEN Catted Front Connection pipes.
  • 3" 16GA 304 Stainless Steel construction
  • Ball and socket style connection to Headers
  • Kooks High Output GREEN Cats feature a 4-1/2" 300 Cell High Flow Substrate
  • Does not Include Clamps
  • Requires Kooks Headers and OEM Adapters or KOOKS Connection-Back Exhaust
  • DOES NOT CONNECT TO OEM EXHAUST
  • KOOKS GREEN Cats are suitable for use with forced induction
$2,790.42 CAD
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Kooks Custom Headers 11533000 3" x 2-1/4" SS Adapter. 2015-2023 Mustang EcoBoost. (Kooks Downpipe to OEM)
3" x 2 1/4" Stainless Steel Adapter 2015-2023 Ford Mustang 2.3L EcoBoost.
  • Connects KOOKS 3" Comp downpipe to 2 1/4" OEM Exhaust
  • 304 Stainless Steel Construction
  • Includes Clamps needed for installation
$107.46 $104.69 CAD
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Kooks Custom Headers 11563000 3" x 2-3/4" SS OEM Connection Adapter. 2020 Mustang GT500 5.2L.
2020 Mustang GT500 5.2L 3" x 2-3/4" Stainless Steel OEM Connection Adapter.
  • Two of these adapters are included with Header and Connection kits
  • Sold individually
  • 2 pcs required per car
  • Requires Kooks Long Tube Headers and Connection Pipes
  • This part should be ordered as a replacement part only.
$86.43 CAD
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Kooks Custom Headers 11563100 3" x 2 3/4"(OEM) Stainless Resonator Delete X-Pipe. 2020 Ford Mustang GT500 5.2L
2020 Ford Mustang GT500 5.2L 3" x 2 3/4" (OEM) Stainless Resonator Delete X-Pipe.
  • 304 Stainless Steel Construction
  • Requires Kooks Long Tube Headers and Connection Pipes
  • Factory Exhaust must be cut to install
  • Retains OEM Mufflers
$849.06 CAD
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Kooks Custom Headers 13313100 2-1/2" SS Comp. Only OEM Connection Pipes. 1999-2004 F150 Lightning 5.4L 2V.
1999-2004 Ford Lightning 5.4L 2V 2-1/2" x 2-1/2" OEM Exhaust Competition Only Connection Pipe. Requires Kooks Long Tube Headers
$930.02 CAD
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Kooks Custom Headers 13313200 2-1/2" SS Catted OEM Connection Pipes. 1999-2004 F150 Lightning 5.4L 2V.
1999-2004 Ford Lightning 5.4L 2V 2-1/2" x 2-1/2"(OEM) Stainless Catted Connection Pipes. Requires Kooks Long Tube Headers STANDARD RACE CATS NOT FOR USE IN FORCED INDUCTION APPLICATIONS
$1,757.61 CAD
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Kooks Custom Headers 13313300 2-1/2" SS GREEN Catted OEM Connection Pipes. 1999-2004 F150 Lightning 5.4L 2V.
1999-2004 Ford Lightning 5.4L 2V. 2-1/2" x 2-1/2" OEM Exhaust GREEN Catted Connection Pipe. Requires Kooks Long Tube Headers
$2,814.87 CAD
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Kooks Custom Headers 21803300 3" Super Street Ultra-GREEN Catted OEM Connections. 2020 Chevrolet Corvette C8.
3" Stainless Steel Super Street Ultra-GREEN Catted Connections. 2020 Chevrolet Corvette C8. No Tune Required
  • Flanged Inlet and Outlet
  • Stock Bolt Pattern
  • Inlet Connects Directly to OEM Manifolds or Kooks Headers
  • Outlet Connects Directly to OEM Cat-Back
  • Replaces OEM Catalytic Converters
  • Kooks Ultra-GREEN EPA Certified Cats Feature a 304 Stainless Steel Outer Body and a High Capacity 400 Cell 4-1/2" Diameter Metallic Substrate Designed to Be Used with No Tune Required
  • Includes Gasket and Bolt Kit required for Installation
  • Connects to OEM Exhaust
  • No additional parts required
$4,578.57 CAD
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Kooks Custom Headers 22503101 3" x 2-1/2"(OEM) Competition Only Connections. 2010-2015 Camaro SS/ZL1 6.2L.
2010-2015 Chevrolet Camaro SS LS3/L99/ 6.2L 2012-2015 Chevrolet Camaro ZL 1 LSA 6.2L 3" x 2-1/2"(OEM) Competition Only Connections Pipes with Torca SwivelSeal Connections. Made in Stainless Steel. Requires Kooks Long Tube Headers
$439.45 $122.93 CAD 72%
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Kooks Custom Headers 22503111 3" Comp. Only Connections. 2010-2015 Camaro SS/ZL1. Does not Connect to OEM.
2010-2015 Chevrolet Camaro SS LS3/L99/ 6.2L. 3" x 3" Race Competition Only Connections Pipes with Torca Clamps. Will not connect to an OEM Cat Back. Made in Stainless Steel. Requires Kooks Long Tube Headers
  • Will not connect to an OEM Cat Back.
$456.26 $164.59 CAD 63%
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Kooks Custom Headers 22503201 3" x 2-1/2"(OEM) Catted Connections. 2010-2015 Camaro SS/ZL1 6.2L.
2010-2015 Chevrolet Camaro SS LS3/L99/ 6.2L. 3" x 2-1/2" OEM High Flow Catted Connections Pipes with Torca SwivelSeal Connections. Made in Stainless Steel. Requires Kooks Long Tube Headers STANDARD RACE CATS NOT FOR USE IN FORCED INDUCTION APPLICATIONS
$1,125.79 $866.44 CAD 23%
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Kooks Custom Headers 22503301 3" x 2-1/2"(OEM) GREEN Catted Connections. 2010-2015 Camaro SS/ZL1.
2010-2015 Chevrolet Camaro SS LS3/L99/ 6.2L, 2012-2015 Chevrolet Camaro ZL 1 LSA 6.2L . 3" x 2-1/2" OEM High Flow GREEN Catted Connections Pipes with Torca SwivelSeal Connections. Made in Stainless Steel. Requires Kooks Long Tube Headers
$2,194.75 $2,105.30 CAD
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Kooks Custom Headers 22513100 3" x 2-3/4" SS Competition Only OEM Connections. 2014-2015 Z28 Camaro.
2014 - 2015 Chevrolet Camaro Z28 LS7 7.0L 3" x 2-3/4" OEM Competition Only Connections Pipes with Torca SwivelSeal Connections. Made in Stainless Steel. Requires Kooks Long Tube Headers
$461.89 $141.33 CAD 69%
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Kooks Custom Headers 22513200 3" x 2-3/4" SS Catted OEM Connections. 2014-2015 Z28 Camaro.
2015 Chevrolet Camaro Z28 LS7 7.0L 3" x 2-3/4" OEM High Flow Catted Connections Pipes with Torca SwivelSeal Connections. Made in Stainless Steel. Requires Kooks Long Tube Headers STANDARD RACE CATS NOT FOR USE IN FORCED INDUCTION APPLICATIONS
$1,145.49 $907.00 CAD 20%
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Kooks Custom Headers 22513300 3" x 2-3/4" SS GREEN Catted OEM Connections. 2014-2015 Z28 Camaro.
2015 Chevrolet Camaro Z28 LS7 7.0L. 3" x 2-3/4" OEM High Flow GREEN Catted Connections Pipes with Torca SwivelSeal Connections. Made in Stainless Steel. Requires Kooks Long Tube Headers
$2,233.71 $2,121.35 CAD 5%
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Kooks Custom Headers 22603100 3" SS Competition Only OEM Connections. 2016-2024 Camaro SS/ZL1.
2016-2024 Chevrolet Camaro SS LT1 6.2L 3" x 2-3/4"(OEM) Competition Only Stainless Connection Pipes with Torca SwivelSeal Connections. Requires Kooks Long Tube Headers Factory Exhaust must be cut to install.
$439.94 $289.12 CAD 34%
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