Installation Time
(approx) 3 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
Installation Guides
No guide available for this part yet.
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Features, Description, Q&A, Specs & Installation
Brand | Kooks |
Headers Type | Headers & Mid-Pipe Kit |
Header Primary Size | 1.76-2.00 Inch |
Header Collector Size | Stock Replacement |
Header Finish | Raw |
Greater Horsepower and Torque. These Kooks 1-7/8-Inch Long Tube Headers are designed to significantly enhance the airflow of your 6.2L Sierra 1500's exhaust system. By optimizing the path for exhaust gases to escape the engine, these headers drastically reduce backpressure. This reduction in restriction allows the engine to breathe more freely, resulting in a substantial increase in horsepower and torque across the entire RPM range. You'll experience a noticeable improvement in acceleration, passing power, and overall engine responsiveness.
Better Sound. The addition of these Kooks 1-7/8-Inch Long Tube Headers will produce a more aggressive and throatier exhaust note. The sound is designed to be a deep, resonating rumble that enhances the driving experience without being excessively loud or intrusive. You can expect a more exhilarating auditory feedback with each engine rev and gear shift.
More Efficient Ride. While the primary focus of these Kooks 1-7/8-Inch Long Tube Headers is performance enhancement, they can also contribute to improved fuel efficiency in certain driving scenarios. By reducing exhaust backpressure and optimizing airflow, these headers can help the engine operate more efficiently, potentially leading to slight gains in fuel economy, especially during highway cruising.
Installation. Putting these Kooks 1-7/8-Inch Long Tube Headers with GREEN Catted Y-Pipe on your 6.2L Sierra 1500 takes 3 hours to install.
Warranty. There is a limited lifetime warranty on this product.
Application. The Kooks 1-7/8-Inch Long Tube Headers with GREEN Catted Y-Pipe fit 2011-2013 6.2L Sierra 1500 models.
Kooks 2857H430
CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation Info
Installation Time
(approx) 3 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
Installation Guides
No guide available for this part yet.
What's in the Box
Oct 8, 2023
Review shared from Kooks 1-7/8-Inch Long Tube Headers with High Flow Catted Y-Pipe (09-13 4.8L, 5.3L Sierra 1500)
Best headers ever
These headers fit amazing and were easy to install, look great and work great
Aug 30, 2022
Review shared from Kooks 1-7/8-Inch Long Tube Headers with High Flow Catted Y-Pipe (14-18 5.3L Sierra 1500)
2014 sierra
Awesome headers!!! Has a deep tone and has a better throttle response. Do not use the gaskets it comes with, they do not align with the bolt holes and gives it a leak. Other than that 10/10!!!
Nov 22, 2024
Review shared from Kooks 1-3/4-Inch Long Tube Headers with GREEN Catted Y-Pipe (04-08 5.7L RAM 1500)
Long tube for long smiles
I had these made for my 2005 Daytona and they sound and perform amazing!!!
Sep 4, 2024
Review shared from Kooks O2 Sensor Extension Harness; 24-Inch (99-03 F-150 Lightning; 02-03 F-150 Harley Davidson)
Picked up some bbk header bolts and 02 extensions
Both purchased went smooth and came very quick , quality parts ! Fast shipping !
Feb 29, 2024
Review shared from Kooks Stage 8 Locking Header Bolts (99-13 V8 Silverado 1500)
Kooks Locking Header Bolts
Exactly what I was looking for. Was hoping price was going to be a bit cheaper, but it was fair.
Feb 18, 2024
Review shared from Kooks 1-7/8-Inch Long Tube Headers with GREEN Catted Y-Pipe (19-23 5.7L RAM 1500)
Kooks is phenomenal Quality
Fit perfectly on my 2022 Ram 1500 5.7 eTorque. Was able to get it fitted uo myself in about 8 hours. Only minor fitment issue is with the dipstick tube, which I just flexed and hose clamped out of the way. Truck sounds freaking tough! Quiet in the cab, but when you put your foot down it's a downright angry sound.
Sep 17, 2023
Review shared from Kooks Stage 8 Locking Header Bolts (99-13 V8 Silverado 1500)
Arizona Kid
Great product easy to install. The locks keep’s bolts from coming off
Apr 21, 2023
Review shared from Kooks 1-7/8-Inch Long Tube Headers with GREEN Catted Y-Pipe (19-23 5.7L RAM 1500)
Sounds mean
Seems to sound good and definately a noticable boost in power
Jul 24, 2022
Review shared from Kooks 3-Inch Catted Y-Pipe (15-20 5.0L F-150 w/ Long Tube Headers)
Easy install
Easy install, need to have long tube headers to make them work.
Apr 11, 2022
Review shared from Kooks O2 Sensor Extension Harness; 12-Inch (19-24 5.7L RAM 1500)
O2 SENSOR EXTENSION
Customer had their catalytic converter stolen. Thieves cut the harness for the o2 sensors, and Mopar does not make a connector repair kit yet. The only option was to order an entire engine harness for the vehicle. Purchased this instead, and it worked great. Saved the customer thousands of dollars.
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