Exhaust Systems & Components

Speed Engineering O2 Extension Pair 12" ( 2019-2024 GM Truck/SUV) 31-1037 Oxygen sensor extensions allow for easy relocation of oxygen sensors. This is perfect for the installation of headers which require the oxygen sensor be moved further...

Speed Engineering 1-7/8" Long Tube Headers LS Swap Conversion for B-Body 1965-1970 Looking to swap a newer LS series engine into a 1965-1970 B Body. Speed Engineering LS swap longtube headers are made out of 304 stainless steel and offer great quality,...

Speed Engineering 1-7/8" Long Tube Headers LS Swap Conversion for OBS Silverado Sierra C1500 2WD 1988-1998 25-1137 Features include: Great Fitment on the OBS Platform Mandrel Bent Tubing 1 7/8" Primaries 3" Collector Longtube Header Design LS...

Speed Engineering 1-7/8" Long Tube Headers LS Swap Conversion for G-Body 1982-1987 25-1137 Speed Engineering LS Swap Longtube headers are made out of 304 stainless steel and offer great quality, performance, and affordability. Speed Engineering LS swap...

Speed Engineering O2 Extension Pair 12" ( 2016+ GM Truck/SUV) 31-1006 Oxygen sensor extensions allow for easy relocation of oxygen sensors. This is perfect for the installation of headers which require the oxygen sensor be moved further downstream...

Kooks 2014-19 Chevy Corvette C7 (4 Pin) O2 Extension Kit EX685-Z O2 Extension Kit 2014-2019 C7 Corvette 1) 16" Rear Extension Harness (4-Pin) 1) 21" Rear Extension Harness (4-Pin). Oxygen Sensor Extension harnesses are included in Header kits where...

Kooks 2009-15 Cadillac CTS-V (4 Pin) O2 Extension Kit EX684-Z O2 Extension Kit 2) 12" Front Extension Harness (4-Pin) 2) 18" Rear Extension Harness (4-pin). Oxygen Sensor Extension harnesses are included in Header kits where needed. This part number...

Kooks 2010-17 Chevy Camaro (4 Pin) 8" Front O2 Extension Kit EX683-Z O2 Extension Kit 2010 Camaro 2) 8" Front Extension Harness (4-Pin). Oxygen Sensor Extension harnesses are included in Header kits where needed. This part number should only be ordered...

Kooks 2005-13 Chevy Corvette C6 (4-Pin) O2 Extension Kit EX682-Z O2 Extension Kit C6 Corvette 2) 16" Front Extension Harness (4-Pin) 2) 18" Rear Extension Harness (4-Pin). Oxygen Sensor Extension harnesses are included in Header kits where needed. This...

Kooks 2004-06 Pontiac GTO 18" (4 Pin) Flat O2 Front Extension Harness CAS-109010-18 O2 Extension Harness 1) 18" Extension Harness (4-pin) Flat Connector. Oxygen Sensor Extension harnesses are included in Header kits where needed. This part number should...

Kooks 2004-09 Pontiac GTO/Cadillac CTS-V 12" O2 (4-Pin) Front Extension Harness CAS-109004 O2 Extension Harness GM 1) 12" Front Extension Harness (4-Pin). Oxygen Sensor Extension harnesses are included in Header kits where needed. This part number should...

Kooks 2006-13 Chevy Corvette Z06/ZR1 02 Extension Kit CAS-105630 O2 Extension Kit Z06 Corvette 2) Rear Extension Harness (4-Pin). Oxygen Sensor Extension harnesses are included in Header kits where needed. This part number should only be ordered as a...