Kooks Custom Headers 2170H440 1-7/8" Header and H.O. GREEN Connection Kit. 2014-2019 Corvette LT1/LT4/LT5 6.2L

Kooks Custom Headers 3521H610 2" Stainless Header & Competition Only Connections. 2021+ RAM TRX 6.2L HEMI

Kooks Custom Headers 2313F612 2" Header and Comp. Only Exhaust Kit. 2022-2026 Cadillac CT5-V. Blackwing

Kooks Custom Headers 2313F412 1-7/8" Header and Comp. Only Exhaust Kit. 2022-2026 Cadillac CT5-V. Blackwing

Kooks Custom Headers 2241F420 1-7/8" Header and Catted Exhaust Kit. 1998-2002 Camaro/Firebird LS1 5.7L.

Kooks Custom Headers 2241F620 1-7/8" Header and Catted Exhaust Kit. 1998-2002 Camaro/Firebird LS1 5.7L.

Kooks Custom Headers 2241F430 1-7/8" Header and GREEN Catted Exhaust Kit. 1998-2002 Camaro/Firebird LS1 5.7L.

Kooks Custom Headers 2241F630 2" Header and GREEN Catted Exhaust Kit. 1998-2002 Camaro/Firebird LS1 5.7L.

Kooks Custom Headers 61002100 2-1/8" x 2-1/4" x 4" Stainless Steel Headers w/Venturi Collectors.

Kooks Custom Headers 28624300 2021-2024 Tahoe/Yukon 5.3L 3" Stainless Steel Side Exit Cat-Back w/SS Tips.

Kooks Custom Headers 11313410 3" x 2-1/2" Comp. Only H-Pipe. 2005-2010 Mustang GT 4.6L 3V. Req. Kooks Headers

Kooks Custom Headers 13503100 2-1/2" Comp. Only Y-Pipe. 2009-2010 F150 5.4L 3V. Requires Kooks Headers.

Kooks Custom Headers 35104000 2009-2018 Ram 1500 / 2019-2022 RAM 1500 Classic 5.7L HEMI Muffler Delete

Kooks Custom Headers 28634200 3-1/2" SS Side Exit KRT Cat-Back w/SS Tips. 2019-2020 GM Truck 6.2L.

Kooks Custom Headers 11313500 2-1/2" Catted H-Pipe. 2005-2010 Mustang GT 4.6L 3V. Requires Kooks Headers.

Kooks Custom Headers 11422200 1-3/4" x 3" Stainless Steel Long Tube Headers w/1pr 12" O2 Extension Harness.

Kooks Custom Headers PY-8017-AL SBC 23 Degree Stahl Bolt Pattern Header Gasket - Multi-Layer Aluminum

Kooks Custom Headers 7015S-0909 SBF Header Flange - Yates Diag. Bolt Pattern. 3/8" Thick SS. Port for 2-1/8"

Kooks Custom Headers EX683-Z O2 Extension Kit 2010 Camaro 2) 8" Front Extension Harness (4-Pin)

Kooks Custom Headers 35104100 2009-2018 Ram 1500 / 2019-2022 1500 Classic 5.7L HEMI Cat-Back w/ Polished Tips

Kooks Custom Headers 13503200 2-1/2" Catted Y-Pipe. 2009-2010 F150 5.4L 3V. Requires Kooks Headers.

Kooks Custom Headers PY-8010A-8014-AL SBF Dual Pattern Header Gasket - 2-3/4" Diagonal and Inline Bolt patterns - MLA

Kooks Custom Headers 28634210 3-1/2" SS Side Exit KRT Cat-Back w/Black Tips. 2019-2020 GM Truck 6.2L.

Kooks Custom Headers EX682-Z O2 Extension Kit C6 Corvette

Kooks Custom Headers 11313510 3" x 2-1/2" Catted H-Pipe. 2005-2010 Mustang GT 4.6L 3V. Requires Kooks Headers

Kooks Custom Headers EX684-Z O2 Extension Kit 2009 CTS-V

Kooks Custom Headers 28624310 2021-2024 Tahoe/Yukon 5.3L 3" Stainless Steel Side Exit Cat-Back w/Black Tips.

Kooks Custom Headers 28634250 3" SS KRT Cat-Back w/OEM Bumper Mounted Tips. 2019-2020 GM Truck 6.2L.

Kooks Custom Headers 11322200 1-3/4" Stainless Headers. 2007-2010 Shelby GT500. Requires Kooks X- or H-Pipe.

Kooks Custom Headers 71-009 GM 3.6L V6 Head Port Flange. 3/8" Thick Stainless. 4-Bolt Rectangular Port.

Kooks Custom Headers 22412600 2" Stainless Headers w/o Emissions Fittings. 1998-2002 Camaro/Firebird 5.7L.

Kooks Custom Headers 1122H230 1-3/4" Header and GREEN Connection Kit. 1999-2004 Mustang Cobra 4.6L 4V

Kooks Custom Headers 1154F330 1-3/4" x 1-7/8" Stainless Headers & GREEN Catted Exhaust. 2015-2020 Shelby GT350

Kooks Custom Headers 21602601 2" Stainless Headers. 2005-2013 Corvette 6.0L/6.2L.

Kooks Custom Headers 21603101 3" SS Competition Only X-Pipe. 2005-2008 Corvette 6.0L/6.2L. Connects to OEM.

Kooks Custom Headers 28202400 1-7/8" x 3" Stainless Steel Long Tube Headers with Venturi Scavaging Collectors.