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Exhaust› Headers, Manifolds and Components

Stainless Works

Stainless Works 2014+ Toyota Tundra 5.7L Headers 1-7/8in Primaries w/High-Flow Cats

$2,595.00 $2,230.36 Save $364.64

SKU: S00K TOYT14HCAT

In Stock
In Stock
Ships by Aug 30
Free Shipping over $200
$100 Minimum Order
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

These Stainless Works long tube headers are engineered to enhance the performance and exhaust note of 2014-2021 Toyota Tundra models with the 5.7L engine. Made from 304 stainless steel, they feature 1-7/8-inch CNC mandrel-bent primary tubes flowing into 3-inch slip-fit collectors. The system includes high-flow catalytic converters and is designed for a 'factory connect' installation, allowing integration with stock or other Stainless Works exhaust components. They feature 3/8-inch thick flanges for a secure, leak-free seal and are TIG welded in the USA. A limited lifetime warranty covers materials and craftsmanship. Note: These headers are not CARB legal and cannot be sold or shipped within California.
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Part #: TOYT14HCAT

Improve the sound and performance on your Tundra with premium headers from Stainless Works. American-Made and designed for the 2014+ Toyota Tundra 5.7L, these headers feature 1-7/8" primary tubes that are CNC mandrel bent to increase air flow, and engineered to create power. These headers come with 3" slip-fit collectors, as well as high-flow catalytic converters that flow into 3" lead pipes, merging into a flanged leads to allow an easy connection to your Factory exhaust or Stainless Works exhaust. Built from corrosion resistant 304 stainless steel, our headers are TIG welded for strength and durability at our state-of-the-art facility in Streetsboro, Ohio. We stand by our products with a lifetime warranty on materials and craftsmanship, and as always, our products are proudly made in the USA.

2014-20 Toyota Tundra 5.7L, 304 stainless steel, 3/8" thick flange, CNC mandrel bent 1-7/8" primaries into a 3" Slip-fit collector, Catted leads. This comes with a factory connection point.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandStainless Works
Part NumberS00K TOYT14HCAT

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

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