Kooks 2862H420 — 1-7/8" Header and Catted Connection Kit. 2019+ GM 1500 Series Truck 5.3L

$3,889.51

sold out

1-7/8" Header and Catted Connection Kit. 2019+ GM 1500 Series Truck 5.3L.

Home delivery or free shop pickup

Ground shipping is $149 per kit to the contiguous 48 U.S. states and Washington, DC. The rate covers every carton included in the kit; two kits ship for $298. Tax is additional. No additional freight charge is collected after checkout for this service.

These products are ordered from our supplier and routed through Exodus Performance. They are not advertised as on the shelf at our shop. For supplier-stock items, estimated home delivery is 5–12 business days after ordering, including processing and transit. Business days are Monday–Friday, excluding holidays. We will contact you if availability or timing changes.

Free shop pickup: choose Exodus Performance In-Store Pick up at checkout. Pickup is at 5206 Beacon Drive, Austin, TX 78734. Wait for our ready-for-pickup confirmation before visiting.

Ground delivery requires a physical street address. Alaska, Hawaii, U.S. territories, APO/FPO addresses, international destinations and expedited delivery are not included in this online shipping service. Contact us before ordering if you need another delivery arrangement.

Currently unavailable to order online. Contact us for supplier availability and an estimated lead time.

Ask about fitment or availability

Or call (512) 284-9538.

Manufacturer part number: 2862H420

Vehicle fitment

Check the exact year, engine, trim and existing exhaust connections before ordering. Fitment is limited to the applications below.

2021-2023 Chevrolet Suburban 5.3L V8
2019-2024 Chevrolet Silverado 1500 LTZ 5.3L V8
2019-2024 Chevrolet Silverado 1500 LT Trail Boss 5.3L V8
2019-2024 Chevrolet Silverado 1500 RST 5.3L V8
2019-2024 Chevrolet Silverado 1500 Custom Trail Boss 5.3L V8
2019-2024 Chevrolet Silverado 1500 High Country 5.3L V8
2019-2024 Chevrolet Silverado 1500 LT 5.3L V8
2019-2024 Chevrolet Silverado 1500 WT 5.3L V8
2019-2022 Chevrolet Silverado 1500 Custom 5.3L V8
2021-2023 Chevrolet Tahoe 5.3L V8
2021-2023 GMC Yukon XL 5.3L V8
2019-2024 GMC Sierra 1500 Elevation 5.3L V8
2019-2024 GMC Sierra 1500 Denali 5.3L V8
2019-2022 GMC Sierra 1500 SLT 5.3L V8
2019-2022 GMC Sierra 1500 SLE 5.3L V8
2019-2021 GMC Sierra 1500 AT4 5.3L V8
2019-2021 GMC Sierra 1500 Base 5.3L V8
2022-2024 GMC Sierra 1500 Pro 5.3L V8
2021-2023 GMC Yukon 5.3L V8

Installation and use

Professional installation is recommended. Match the header and connection-pipe configuration to your vehicle; other exhaust components are included only where stated in the product description. Confirm calibration and supporting-part requirements for your build before installation.

Kooks catalogs this configuration for competition use. It is not advertised as emissions compliant for street use.

Not CARB legal. A catalytic converter does not by itself establish approval for your vehicle or location. Confirm applicable use and emissions requirements before purchase.

WARNING: This product can expose you to chemicals including Chromium and Nickel, which are known to the State of California to cause cancer, birth defects or reproductive harm. For more information go to www.p65warnings.ca.gov